idx int64 | func_before string | Vulnerability Classification string | vul int64 | func_after string | patch string | CWE ID string | lines_before string | lines_after string |
|---|---|---|---|---|---|---|---|---|
17,400 | static int em_pop(struct x86_emulate_ctxt *ctxt)
{
return emulate_pop(ctxt, &ctxt->dst.val, ctxt->op_bytes);
}
| DoS | 0 | static int em_pop(struct x86_emulate_ctxt *ctxt)
{
return emulate_pop(ctxt, &ctxt->dst.val, ctxt->op_bytes);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,401 | static int em_pop_sreg(struct x86_emulate_ctxt *ctxt)
{
int seg = ctxt->src2.val;
unsigned long selector;
int rc;
rc = emulate_pop(ctxt, &selector, ctxt->op_bytes);
if (rc != X86EMUL_CONTINUE)
return rc;
rc = load_segment_descriptor(ctxt, (u16)selector, seg);
return rc;
}
| DoS | 0 | static int em_pop_sreg(struct x86_emulate_ctxt *ctxt)
{
int seg = ctxt->src2.val;
unsigned long selector;
int rc;
rc = emulate_pop(ctxt, &selector, ctxt->op_bytes);
if (rc != X86EMUL_CONTINUE)
return rc;
rc = load_segment_descriptor(ctxt, (u16)selector, seg);
return rc;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,402 | static int em_popa(struct x86_emulate_ctxt *ctxt)
{
int rc = X86EMUL_CONTINUE;
int reg = VCPU_REGS_RDI;
while (reg >= VCPU_REGS_RAX) {
if (reg == VCPU_REGS_RSP) {
register_address_increment(ctxt, &ctxt->regs[VCPU_REGS_RSP],
ctxt->op_bytes);
--reg;
}
rc = emulate_pop(ctxt, &ctxt->regs[reg], ctxt-... | DoS | 0 | static int em_popa(struct x86_emulate_ctxt *ctxt)
{
int rc = X86EMUL_CONTINUE;
int reg = VCPU_REGS_RDI;
while (reg >= VCPU_REGS_RAX) {
if (reg == VCPU_REGS_RSP) {
register_address_increment(ctxt, &ctxt->regs[VCPU_REGS_RSP],
ctxt->op_bytes);
--reg;
}
rc = emulate_pop(ctxt, &ctxt->regs[reg], ctxt-... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,403 | static int em_popf(struct x86_emulate_ctxt *ctxt)
{
ctxt->dst.type = OP_REG;
ctxt->dst.addr.reg = &ctxt->eflags;
ctxt->dst.bytes = ctxt->op_bytes;
return emulate_popf(ctxt, &ctxt->dst.val, ctxt->op_bytes);
}
| DoS | 0 | static int em_popf(struct x86_emulate_ctxt *ctxt)
{
ctxt->dst.type = OP_REG;
ctxt->dst.addr.reg = &ctxt->eflags;
ctxt->dst.bytes = ctxt->op_bytes;
return emulate_popf(ctxt, &ctxt->dst.val, ctxt->op_bytes);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,404 | static int em_push(struct x86_emulate_ctxt *ctxt)
{
struct segmented_address addr;
register_address_increment(ctxt, &ctxt->regs[VCPU_REGS_RSP], -ctxt->op_bytes);
addr.ea = register_address(ctxt, ctxt->regs[VCPU_REGS_RSP]);
addr.seg = VCPU_SREG_SS;
/* Disable writeback. */
ctxt->dst.type = OP_NONE;
return segme... | DoS | 0 | static int em_push(struct x86_emulate_ctxt *ctxt)
{
struct segmented_address addr;
register_address_increment(ctxt, &ctxt->regs[VCPU_REGS_RSP], -ctxt->op_bytes);
addr.ea = register_address(ctxt, ctxt->regs[VCPU_REGS_RSP]);
addr.seg = VCPU_SREG_SS;
/* Disable writeback. */
ctxt->dst.type = OP_NONE;
return segme... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,405 | static int em_push_sreg(struct x86_emulate_ctxt *ctxt)
{
int seg = ctxt->src2.val;
ctxt->src.val = get_segment_selector(ctxt, seg);
return em_push(ctxt);
}
| DoS | 0 | static int em_push_sreg(struct x86_emulate_ctxt *ctxt)
{
int seg = ctxt->src2.val;
ctxt->src.val = get_segment_selector(ctxt, seg);
return em_push(ctxt);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,406 | static int em_pusha(struct x86_emulate_ctxt *ctxt)
{
unsigned long old_esp = ctxt->regs[VCPU_REGS_RSP];
int rc = X86EMUL_CONTINUE;
int reg = VCPU_REGS_RAX;
while (reg <= VCPU_REGS_RDI) {
(reg == VCPU_REGS_RSP) ?
(ctxt->src.val = old_esp) : (ctxt->src.val = ctxt->regs[reg]);
rc = em_push(ctxt);
if (rc != X... | DoS | 0 | static int em_pusha(struct x86_emulate_ctxt *ctxt)
{
unsigned long old_esp = ctxt->regs[VCPU_REGS_RSP];
int rc = X86EMUL_CONTINUE;
int reg = VCPU_REGS_RAX;
while (reg <= VCPU_REGS_RDI) {
(reg == VCPU_REGS_RSP) ?
(ctxt->src.val = old_esp) : (ctxt->src.val = ctxt->regs[reg]);
rc = em_push(ctxt);
if (rc != X... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,407 | static int em_pushf(struct x86_emulate_ctxt *ctxt)
{
ctxt->src.val = (unsigned long)ctxt->eflags;
return em_push(ctxt);
}
| DoS | 0 | static int em_pushf(struct x86_emulate_ctxt *ctxt)
{
ctxt->src.val = (unsigned long)ctxt->eflags;
return em_push(ctxt);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,408 | static int em_rdpmc(struct x86_emulate_ctxt *ctxt)
{
u64 pmc;
if (ctxt->ops->read_pmc(ctxt, ctxt->regs[VCPU_REGS_RCX], &pmc))
return emulate_gp(ctxt, 0);
ctxt->regs[VCPU_REGS_RAX] = (u32)pmc;
ctxt->regs[VCPU_REGS_RDX] = pmc >> 32;
return X86EMUL_CONTINUE;
}
| DoS | 0 | static int em_rdpmc(struct x86_emulate_ctxt *ctxt)
{
u64 pmc;
if (ctxt->ops->read_pmc(ctxt, ctxt->regs[VCPU_REGS_RCX], &pmc))
return emulate_gp(ctxt, 0);
ctxt->regs[VCPU_REGS_RAX] = (u32)pmc;
ctxt->regs[VCPU_REGS_RDX] = pmc >> 32;
return X86EMUL_CONTINUE;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,409 | static int em_rdtsc(struct x86_emulate_ctxt *ctxt)
{
u64 tsc = 0;
ctxt->ops->get_msr(ctxt, MSR_IA32_TSC, &tsc);
ctxt->regs[VCPU_REGS_RAX] = (u32)tsc;
ctxt->regs[VCPU_REGS_RDX] = tsc >> 32;
return X86EMUL_CONTINUE;
}
| DoS | 0 | static int em_rdtsc(struct x86_emulate_ctxt *ctxt)
{
u64 tsc = 0;
ctxt->ops->get_msr(ctxt, MSR_IA32_TSC, &tsc);
ctxt->regs[VCPU_REGS_RAX] = (u32)tsc;
ctxt->regs[VCPU_REGS_RDX] = tsc >> 32;
return X86EMUL_CONTINUE;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,410 | static int em_ret(struct x86_emulate_ctxt *ctxt)
{
ctxt->dst.type = OP_REG;
ctxt->dst.addr.reg = &ctxt->_eip;
ctxt->dst.bytes = ctxt->op_bytes;
return em_pop(ctxt);
}
| DoS | 0 | static int em_ret(struct x86_emulate_ctxt *ctxt)
{
ctxt->dst.type = OP_REG;
ctxt->dst.addr.reg = &ctxt->_eip;
ctxt->dst.bytes = ctxt->op_bytes;
return em_pop(ctxt);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,411 | static int em_ret_far(struct x86_emulate_ctxt *ctxt)
{
int rc;
unsigned long cs;
rc = emulate_pop(ctxt, &ctxt->_eip, ctxt->op_bytes);
if (rc != X86EMUL_CONTINUE)
return rc;
if (ctxt->op_bytes == 4)
ctxt->_eip = (u32)ctxt->_eip;
rc = emulate_pop(ctxt, &cs, ctxt->op_bytes);
if (rc != X86EMUL_CONTINUE)
retur... | DoS | 0 | static int em_ret_far(struct x86_emulate_ctxt *ctxt)
{
int rc;
unsigned long cs;
rc = emulate_pop(ctxt, &ctxt->_eip, ctxt->op_bytes);
if (rc != X86EMUL_CONTINUE)
return rc;
if (ctxt->op_bytes == 4)
ctxt->_eip = (u32)ctxt->_eip;
rc = emulate_pop(ctxt, &cs, ctxt->op_bytes);
if (rc != X86EMUL_CONTINUE)
retur... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,412 | static int em_sbb(struct x86_emulate_ctxt *ctxt)
{
emulate_2op_SrcV(ctxt, "sbb");
return X86EMUL_CONTINUE;
}
| DoS | 0 | static int em_sbb(struct x86_emulate_ctxt *ctxt)
{
emulate_2op_SrcV(ctxt, "sbb");
return X86EMUL_CONTINUE;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,413 | static int em_smsw(struct x86_emulate_ctxt *ctxt)
{
ctxt->dst.bytes = 2;
ctxt->dst.val = ctxt->ops->get_cr(ctxt, 0);
return X86EMUL_CONTINUE;
}
| DoS | 0 | static int em_smsw(struct x86_emulate_ctxt *ctxt)
{
ctxt->dst.bytes = 2;
ctxt->dst.val = ctxt->ops->get_cr(ctxt, 0);
return X86EMUL_CONTINUE;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,414 | static int em_sub(struct x86_emulate_ctxt *ctxt)
{
emulate_2op_SrcV(ctxt, "sub");
return X86EMUL_CONTINUE;
}
| DoS | 0 | static int em_sub(struct x86_emulate_ctxt *ctxt)
{
emulate_2op_SrcV(ctxt, "sub");
return X86EMUL_CONTINUE;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,415 | static int em_sysenter(struct x86_emulate_ctxt *ctxt)
{
struct x86_emulate_ops *ops = ctxt->ops;
struct desc_struct cs, ss;
u64 msr_data;
u16 cs_sel, ss_sel;
u64 efer = 0;
ops->get_msr(ctxt, MSR_EFER, &efer);
/* inject #GP if in real mode */
if (ctxt->mode == X86EMUL_MODE_REAL)
return emulate_gp(ctxt, 0);
... | DoS | 0 | static int em_sysenter(struct x86_emulate_ctxt *ctxt)
{
struct x86_emulate_ops *ops = ctxt->ops;
struct desc_struct cs, ss;
u64 msr_data;
u16 cs_sel, ss_sel;
u64 efer = 0;
ops->get_msr(ctxt, MSR_EFER, &efer);
/* inject #GP if in real mode */
if (ctxt->mode == X86EMUL_MODE_REAL)
return emulate_gp(ctxt, 0);
... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,416 | static int em_sysexit(struct x86_emulate_ctxt *ctxt)
{
struct x86_emulate_ops *ops = ctxt->ops;
struct desc_struct cs, ss;
u64 msr_data;
int usermode;
u16 cs_sel = 0, ss_sel = 0;
/* inject #GP if in real mode or Virtual 8086 mode */
if (ctxt->mode == X86EMUL_MODE_REAL ||
ctxt->mode == X86EMUL_MODE_VM86)
... | DoS | 0 | static int em_sysexit(struct x86_emulate_ctxt *ctxt)
{
struct x86_emulate_ops *ops = ctxt->ops;
struct desc_struct cs, ss;
u64 msr_data;
int usermode;
u16 cs_sel = 0, ss_sel = 0;
/* inject #GP if in real mode or Virtual 8086 mode */
if (ctxt->mode == X86EMUL_MODE_REAL ||
ctxt->mode == X86EMUL_MODE_VM86)
... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,417 | static int em_test(struct x86_emulate_ctxt *ctxt)
{
emulate_2op_SrcV(ctxt, "test");
/* Disable writeback. */
ctxt->dst.type = OP_NONE;
return X86EMUL_CONTINUE;
}
| DoS | 0 | static int em_test(struct x86_emulate_ctxt *ctxt)
{
emulate_2op_SrcV(ctxt, "test");
/* Disable writeback. */
ctxt->dst.type = OP_NONE;
return X86EMUL_CONTINUE;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,418 | static int em_vmmcall(struct x86_emulate_ctxt *ctxt)
{
int rc;
rc = ctxt->ops->fix_hypercall(ctxt);
/* Disable writeback. */
ctxt->dst.type = OP_NONE;
return rc;
}
| DoS | 0 | static int em_vmmcall(struct x86_emulate_ctxt *ctxt)
{
int rc;
rc = ctxt->ops->fix_hypercall(ctxt);
/* Disable writeback. */
ctxt->dst.type = OP_NONE;
return rc;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,419 | static int em_xchg(struct x86_emulate_ctxt *ctxt)
{
/* Write back the register source. */
ctxt->src.val = ctxt->dst.val;
write_register_operand(&ctxt->src);
/* Write back the memory destination with implicit LOCK prefix. */
ctxt->dst.val = ctxt->src.orig_val;
ctxt->lock_prefix = 1;
return X86EMUL_CONTINUE;
}
| DoS | 0 | static int em_xchg(struct x86_emulate_ctxt *ctxt)
{
/* Write back the register source. */
ctxt->src.val = ctxt->dst.val;
write_register_operand(&ctxt->src);
/* Write back the memory destination with implicit LOCK prefix. */
ctxt->dst.val = ctxt->src.orig_val;
ctxt->lock_prefix = 1;
return X86EMUL_CONTINUE;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,420 | static int emulate_db(struct x86_emulate_ctxt *ctxt)
{
return emulate_exception(ctxt, DB_VECTOR, 0, false);
}
| DoS | 0 | static int emulate_db(struct x86_emulate_ctxt *ctxt)
{
return emulate_exception(ctxt, DB_VECTOR, 0, false);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,421 | static int emulate_de(struct x86_emulate_ctxt *ctxt)
{
return emulate_exception(ctxt, DE_VECTOR, 0, false);
}
| DoS | 0 | static int emulate_de(struct x86_emulate_ctxt *ctxt)
{
return emulate_exception(ctxt, DE_VECTOR, 0, false);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,422 | static int emulate_exception(struct x86_emulate_ctxt *ctxt, int vec,
u32 error, bool valid)
{
ctxt->exception.vector = vec;
ctxt->exception.error_code = error;
ctxt->exception.error_code_valid = valid;
return X86EMUL_PROPAGATE_FAULT;
}
| DoS | 0 | static int emulate_exception(struct x86_emulate_ctxt *ctxt, int vec,
u32 error, bool valid)
{
ctxt->exception.vector = vec;
ctxt->exception.error_code = error;
ctxt->exception.error_code_valid = valid;
return X86EMUL_PROPAGATE_FAULT;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,423 | static int emulate_gp(struct x86_emulate_ctxt *ctxt, int err)
{
return emulate_exception(ctxt, GP_VECTOR, err, true);
}
| DoS | 0 | static int emulate_gp(struct x86_emulate_ctxt *ctxt, int err)
{
return emulate_exception(ctxt, GP_VECTOR, err, true);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,424 | static int emulate_int(struct x86_emulate_ctxt *ctxt, int irq)
{
switch(ctxt->mode) {
case X86EMUL_MODE_REAL:
return emulate_int_real(ctxt, irq);
case X86EMUL_MODE_VM86:
case X86EMUL_MODE_PROT16:
case X86EMUL_MODE_PROT32:
case X86EMUL_MODE_PROT64:
default:
/* Protected mode interrupts unimplemented yet */
... | DoS | 0 | static int emulate_int(struct x86_emulate_ctxt *ctxt, int irq)
{
switch(ctxt->mode) {
case X86EMUL_MODE_REAL:
return emulate_int_real(ctxt, irq);
case X86EMUL_MODE_VM86:
case X86EMUL_MODE_PROT16:
case X86EMUL_MODE_PROT32:
case X86EMUL_MODE_PROT64:
default:
/* Protected mode interrupts unimplemented yet */
... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,425 | int emulate_int_real(struct x86_emulate_ctxt *ctxt, int irq)
{
struct x86_emulate_ops *ops = ctxt->ops;
int rc;
struct desc_ptr dt;
gva_t cs_addr;
gva_t eip_addr;
u16 cs, eip;
/* TODO: Add limit checks */
ctxt->src.val = ctxt->eflags;
rc = em_push(ctxt);
if (rc != X86EMUL_CONTINUE)
return rc;
ctxt->eflag... | DoS | 0 | int emulate_int_real(struct x86_emulate_ctxt *ctxt, int irq)
{
struct x86_emulate_ops *ops = ctxt->ops;
int rc;
struct desc_ptr dt;
gva_t cs_addr;
gva_t eip_addr;
u16 cs, eip;
/* TODO: Add limit checks */
ctxt->src.val = ctxt->eflags;
rc = em_push(ctxt);
if (rc != X86EMUL_CONTINUE)
return rc;
ctxt->eflag... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,426 | static int emulate_iret_real(struct x86_emulate_ctxt *ctxt)
{
int rc = X86EMUL_CONTINUE;
unsigned long temp_eip = 0;
unsigned long temp_eflags = 0;
unsigned long cs = 0;
unsigned long mask = EFLG_CF | EFLG_PF | EFLG_AF | EFLG_ZF | EFLG_SF | EFLG_TF |
EFLG_IF | EFLG_DF | EFLG_OF | EFLG_IOPL | EFLG_NT | EFLG... | DoS | 0 | static int emulate_iret_real(struct x86_emulate_ctxt *ctxt)
{
int rc = X86EMUL_CONTINUE;
unsigned long temp_eip = 0;
unsigned long temp_eflags = 0;
unsigned long cs = 0;
unsigned long mask = EFLG_CF | EFLG_PF | EFLG_AF | EFLG_ZF | EFLG_SF | EFLG_TF |
EFLG_IF | EFLG_DF | EFLG_OF | EFLG_IOPL | EFLG_NT | EFLG... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,427 | static int emulate_pop(struct x86_emulate_ctxt *ctxt,
void *dest, int len)
{
int rc;
struct segmented_address addr;
addr.ea = register_address(ctxt, ctxt->regs[VCPU_REGS_RSP]);
addr.seg = VCPU_SREG_SS;
rc = segmented_read(ctxt, addr, dest, len);
if (rc != X86EMUL_CONTINUE)
return rc;
register_addres... | DoS | 0 | static int emulate_pop(struct x86_emulate_ctxt *ctxt,
void *dest, int len)
{
int rc;
struct segmented_address addr;
addr.ea = register_address(ctxt, ctxt->regs[VCPU_REGS_RSP]);
addr.seg = VCPU_SREG_SS;
rc = segmented_read(ctxt, addr, dest, len);
if (rc != X86EMUL_CONTINUE)
return rc;
register_addres... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,428 | static int emulate_popf(struct x86_emulate_ctxt *ctxt,
void *dest, int len)
{
int rc;
unsigned long val, change_mask;
int iopl = (ctxt->eflags & X86_EFLAGS_IOPL) >> IOPL_SHIFT;
int cpl = ctxt->ops->cpl(ctxt);
rc = emulate_pop(ctxt, &val, len);
if (rc != X86EMUL_CONTINUE)
return rc;
change_mask = EFLG_CF |... | DoS | 0 | static int emulate_popf(struct x86_emulate_ctxt *ctxt,
void *dest, int len)
{
int rc;
unsigned long val, change_mask;
int iopl = (ctxt->eflags & X86_EFLAGS_IOPL) >> IOPL_SHIFT;
int cpl = ctxt->ops->cpl(ctxt);
rc = emulate_pop(ctxt, &val, len);
if (rc != X86EMUL_CONTINUE)
return rc;
change_mask = EFLG_CF |... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,429 | static int emulate_ss(struct x86_emulate_ctxt *ctxt, int err)
{
return emulate_exception(ctxt, SS_VECTOR, err, true);
}
| DoS | 0 | static int emulate_ss(struct x86_emulate_ctxt *ctxt, int err)
{
return emulate_exception(ctxt, SS_VECTOR, err, true);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,430 | static int emulate_ts(struct x86_emulate_ctxt *ctxt, int err)
{
return emulate_exception(ctxt, TS_VECTOR, err, true);
}
| DoS | 0 | static int emulate_ts(struct x86_emulate_ctxt *ctxt, int err)
{
return emulate_exception(ctxt, TS_VECTOR, err, true);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,431 | static int emulate_ud(struct x86_emulate_ctxt *ctxt)
{
return emulate_exception(ctxt, UD_VECTOR, 0, false);
}
| DoS | 0 | static int emulate_ud(struct x86_emulate_ctxt *ctxt)
{
return emulate_exception(ctxt, UD_VECTOR, 0, false);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,432 | static bool emulator_bad_iopl(struct x86_emulate_ctxt *ctxt)
{
int iopl;
if (ctxt->mode == X86EMUL_MODE_REAL)
return false;
if (ctxt->mode == X86EMUL_MODE_VM86)
return true;
iopl = (ctxt->eflags & X86_EFLAGS_IOPL) >> IOPL_SHIFT;
return ctxt->ops->cpl(ctxt) > iopl;
}
| DoS | 0 | static bool emulator_bad_iopl(struct x86_emulate_ctxt *ctxt)
{
int iopl;
if (ctxt->mode == X86EMUL_MODE_REAL)
return false;
if (ctxt->mode == X86EMUL_MODE_VM86)
return true;
iopl = (ctxt->eflags & X86_EFLAGS_IOPL) >> IOPL_SHIFT;
return ctxt->ops->cpl(ctxt) > iopl;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,433 | static int emulator_do_task_switch(struct x86_emulate_ctxt *ctxt,
u16 tss_selector, int reason,
bool has_error_code, u32 error_code)
{
struct x86_emulate_ops *ops = ctxt->ops;
struct desc_struct curr_tss_desc, next_tss_desc;
int ret;
u16 old_tss_sel = get_segment_selector(ctxt, VCPU_SREG_TR);
ulong o... | DoS | 0 | static int emulator_do_task_switch(struct x86_emulate_ctxt *ctxt,
u16 tss_selector, int reason,
bool has_error_code, u32 error_code)
{
struct x86_emulate_ops *ops = ctxt->ops;
struct desc_struct curr_tss_desc, next_tss_desc;
int ret;
u16 old_tss_sel = get_segment_selector(ctxt, VCPU_SREG_TR);
ulong o... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,434 | static bool emulator_io_permited(struct x86_emulate_ctxt *ctxt,
u16 port, u16 len)
{
if (ctxt->perm_ok)
return true;
if (emulator_bad_iopl(ctxt))
if (!emulator_io_port_access_allowed(ctxt, port, len))
return false;
ctxt->perm_ok = true;
return true;
}
| DoS | 0 | static bool emulator_io_permited(struct x86_emulate_ctxt *ctxt,
u16 port, u16 len)
{
if (ctxt->perm_ok)
return true;
if (emulator_bad_iopl(ctxt))
if (!emulator_io_port_access_allowed(ctxt, port, len))
return false;
ctxt->perm_ok = true;
return true;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,435 | static bool emulator_io_port_access_allowed(struct x86_emulate_ctxt *ctxt,
u16 port, u16 len)
{
struct x86_emulate_ops *ops = ctxt->ops;
struct desc_struct tr_seg;
u32 base3;
int r;
u16 tr, io_bitmap_ptr, perm, bit_idx = port & 0x7;
unsigned mask = (1 << len) - 1;
unsigned long base;
ops->get_segment(... | DoS | 0 | static bool emulator_io_port_access_allowed(struct x86_emulate_ctxt *ctxt,
u16 port, u16 len)
{
struct x86_emulate_ops *ops = ctxt->ops;
struct desc_struct tr_seg;
u32 base3;
int r;
u16 tr, io_bitmap_ptr, perm, bit_idx = port & 0x7;
unsigned mask = (1 << len) - 1;
unsigned long base;
ops->get_segment(... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,436 | int emulator_task_switch(struct x86_emulate_ctxt *ctxt,
u16 tss_selector, int reason,
bool has_error_code, u32 error_code)
{
int rc;
ctxt->_eip = ctxt->eip;
ctxt->dst.type = OP_NONE;
rc = emulator_do_task_switch(ctxt, tss_selector, reason,
has_error_code, error_code);
if (rc == X86EMUL_CONTINUE... | DoS | 0 | int emulator_task_switch(struct x86_emulate_ctxt *ctxt,
u16 tss_selector, int reason,
bool has_error_code, u32 error_code)
{
int rc;
ctxt->_eip = ctxt->eip;
ctxt->dst.type = OP_NONE;
rc = emulator_do_task_switch(ctxt, tss_selector, reason,
has_error_code, error_code);
if (rc == X86EMUL_CONTINUE... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,437 | static void fetch_bit_operand(struct x86_emulate_ctxt *ctxt)
{
long sv = 0, mask;
if (ctxt->dst.type == OP_MEM && ctxt->src.type == OP_REG) {
mask = ~(ctxt->dst.bytes * 8 - 1);
if (ctxt->src.bytes == 2)
sv = (s16)ctxt->src.val & (s16)mask;
else if (ctxt->src.bytes == 4)
sv = (s32)ctxt->src.val & (s32)ma... | DoS | 0 | static void fetch_bit_operand(struct x86_emulate_ctxt *ctxt)
{
long sv = 0, mask;
if (ctxt->dst.type == OP_MEM && ctxt->src.type == OP_REG) {
mask = ~(ctxt->dst.bytes * 8 - 1);
if (ctxt->src.bytes == 2)
sv = (s16)ctxt->src.val & (s16)mask;
else if (ctxt->src.bytes == 4)
sv = (s32)ctxt->src.val & (s32)ma... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,438 | static void get_descriptor_table_ptr(struct x86_emulate_ctxt *ctxt,
u16 selector, struct desc_ptr *dt)
{
struct x86_emulate_ops *ops = ctxt->ops;
if (selector & 1 << 2) {
struct desc_struct desc;
u16 sel;
memset (dt, 0, sizeof *dt);
if (!ops->get_segment(ctxt, &sel, &desc, NULL, VCPU_SREG_LDTR))
... | DoS | 0 | static void get_descriptor_table_ptr(struct x86_emulate_ctxt *ctxt,
u16 selector, struct desc_ptr *dt)
{
struct x86_emulate_ops *ops = ctxt->ops;
if (selector & 1 << 2) {
struct desc_struct desc;
u16 sel;
memset (dt, 0, sizeof *dt);
if (!ops->get_segment(ctxt, &sel, &desc, NULL, VCPU_SREG_LDTR))
... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,439 | static u16 get_segment_selector(struct x86_emulate_ctxt *ctxt, unsigned seg)
{
u16 selector;
struct desc_struct desc;
ctxt->ops->get_segment(ctxt, &selector, &desc, NULL, seg);
return selector;
}
| DoS | 0 | static u16 get_segment_selector(struct x86_emulate_ctxt *ctxt, unsigned seg)
{
u16 selector;
struct desc_struct desc;
ctxt->ops->get_segment(ctxt, &selector, &desc, NULL, seg);
return selector;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,440 | static inline void jmp_rel(struct x86_emulate_ctxt *ctxt, int rel)
{
register_address_increment(ctxt, &ctxt->_eip, rel);
}
| DoS | 0 | static inline void jmp_rel(struct x86_emulate_ctxt *ctxt, int rel)
{
register_address_increment(ctxt, &ctxt->_eip, rel);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,441 | static int linearize(struct x86_emulate_ctxt *ctxt,
struct segmented_address addr,
unsigned size, bool write,
ulong *linear)
{
return __linearize(ctxt, addr, size, write, false, linear);
}
| DoS | 0 | static int linearize(struct x86_emulate_ctxt *ctxt,
struct segmented_address addr,
unsigned size, bool write,
ulong *linear)
{
return __linearize(ctxt, addr, size, write, false, linear);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,442 | static int load_segment_descriptor(struct x86_emulate_ctxt *ctxt,
u16 selector, int seg)
{
struct desc_struct seg_desc;
u8 dpl, rpl, cpl;
unsigned err_vec = GP_VECTOR;
u32 err_code = 0;
bool null_selector = !(selector & ~0x3); /* 0000-0003 are null */
int ret;
memset(&seg_desc, 0, sizeof seg_desc);
if ... | DoS | 0 | static int load_segment_descriptor(struct x86_emulate_ctxt *ctxt,
u16 selector, int seg)
{
struct desc_struct seg_desc;
u8 dpl, rpl, cpl;
unsigned err_vec = GP_VECTOR;
u32 err_code = 0;
bool null_selector = !(selector & ~0x3); /* 0000-0003 are null */
int ret;
memset(&seg_desc, 0, sizeof seg_desc);
if ... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,443 | static int pio_in_emulated(struct x86_emulate_ctxt *ctxt,
unsigned int size, unsigned short port,
void *dest)
{
struct read_cache *rc = &ctxt->io_read;
if (rc->pos == rc->end) { /* refill pio read ahead */
unsigned int in_page, n;
unsigned int count = ctxt->rep_prefix ?
address_mask(ctxt, ctxt->re... | DoS | 0 | static int pio_in_emulated(struct x86_emulate_ctxt *ctxt,
unsigned int size, unsigned short port,
void *dest)
{
struct read_cache *rc = &ctxt->io_read;
if (rc->pos == rc->end) { /* refill pio read ahead */
unsigned int in_page, n;
unsigned int count = ctxt->rep_prefix ?
address_mask(ctxt, ctxt->re... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,444 | static int read_descriptor(struct x86_emulate_ctxt *ctxt,
struct segmented_address addr,
u16 *size, unsigned long *address, int op_bytes)
{
int rc;
if (op_bytes == 2)
op_bytes = 3;
*address = 0;
rc = segmented_read_std(ctxt, addr, size, 2);
if (rc != X86EMUL_CONTINUE)
return rc;
addr.ea += 2;
rc... | DoS | 0 | static int read_descriptor(struct x86_emulate_ctxt *ctxt,
struct segmented_address addr,
u16 *size, unsigned long *address, int op_bytes)
{
int rc;
if (op_bytes == 2)
op_bytes = 3;
*address = 0;
rc = segmented_read_std(ctxt, addr, size, 2);
if (rc != X86EMUL_CONTINUE)
return rc;
addr.ea += 2;
rc... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,445 | static int read_emulated(struct x86_emulate_ctxt *ctxt,
unsigned long addr, void *dest, unsigned size)
{
int rc;
struct read_cache *mc = &ctxt->mem_read;
while (size) {
int n = min(size, 8u);
size -= n;
if (mc->pos < mc->end)
goto read_cached;
rc = ctxt->ops->read_emulated(ctxt, addr, mc->data + mc-... | DoS | 0 | static int read_emulated(struct x86_emulate_ctxt *ctxt,
unsigned long addr, void *dest, unsigned size)
{
int rc;
struct read_cache *mc = &ctxt->mem_read;
while (size) {
int n = min(size, 8u);
size -= n;
if (mc->pos < mc->end)
goto read_cached;
rc = ctxt->ops->read_emulated(ctxt, addr, mc->data + mc-... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,446 | static int read_segment_descriptor(struct x86_emulate_ctxt *ctxt,
u16 selector, struct desc_struct *desc)
{
struct desc_ptr dt;
u16 index = selector >> 3;
ulong addr;
get_descriptor_table_ptr(ctxt, selector, &dt);
if (dt.size < index * 8 + 7)
return emulate_gp(ctxt, selector & 0xfffc);
addr = dt.addre... | DoS | 0 | static int read_segment_descriptor(struct x86_emulate_ctxt *ctxt,
u16 selector, struct desc_struct *desc)
{
struct desc_ptr dt;
u16 index = selector >> 3;
ulong addr;
get_descriptor_table_ptr(ctxt, selector, &dt);
if (dt.size < index * 8 + 7)
return emulate_gp(ctxt, selector & 0xfffc);
addr = dt.addre... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,447 | static void read_sse_reg(struct x86_emulate_ctxt *ctxt, sse128_t *data, int reg)
{
ctxt->ops->get_fpu(ctxt);
switch (reg) {
case 0: asm("movdqu %%xmm0, %0" : "=m"(*data)); break;
case 1: asm("movdqu %%xmm1, %0" : "=m"(*data)); break;
case 2: asm("movdqu %%xmm2, %0" : "=m"(*data)); break;
case 3: asm("movdqu %%xmm... | DoS | 0 | static void read_sse_reg(struct x86_emulate_ctxt *ctxt, sse128_t *data, int reg)
{
ctxt->ops->get_fpu(ctxt);
switch (reg) {
case 0: asm("movdqu %%xmm0, %0" : "=m"(*data)); break;
case 1: asm("movdqu %%xmm1, %0" : "=m"(*data)); break;
case 2: asm("movdqu %%xmm2, %0" : "=m"(*data)); break;
case 3: asm("movdqu %%xmm... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,448 | register_address_increment(struct x86_emulate_ctxt *ctxt, unsigned long *reg, int inc)
{
if (ctxt->ad_bytes == sizeof(unsigned long))
*reg += inc;
else
*reg = (*reg & ~ad_mask(ctxt)) | ((*reg + inc) & ad_mask(ctxt));
}
| DoS | 0 | register_address_increment(struct x86_emulate_ctxt *ctxt, unsigned long *reg, int inc)
{
if (ctxt->ad_bytes == sizeof(unsigned long))
*reg += inc;
else
*reg = (*reg & ~ad_mask(ctxt)) | ((*reg + inc) & ad_mask(ctxt));
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,449 | static void save_state_to_tss16(struct x86_emulate_ctxt *ctxt,
struct tss_segment_16 *tss)
{
tss->ip = ctxt->_eip;
tss->flag = ctxt->eflags;
tss->ax = ctxt->regs[VCPU_REGS_RAX];
tss->cx = ctxt->regs[VCPU_REGS_RCX];
tss->dx = ctxt->regs[VCPU_REGS_RDX];
tss->bx = ctxt->regs[VCPU_REGS_RBX];
tss->sp = ctxt->regs... | DoS | 0 | static void save_state_to_tss16(struct x86_emulate_ctxt *ctxt,
struct tss_segment_16 *tss)
{
tss->ip = ctxt->_eip;
tss->flag = ctxt->eflags;
tss->ax = ctxt->regs[VCPU_REGS_RAX];
tss->cx = ctxt->regs[VCPU_REGS_RCX];
tss->dx = ctxt->regs[VCPU_REGS_RDX];
tss->bx = ctxt->regs[VCPU_REGS_RBX];
tss->sp = ctxt->regs... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,450 | static void save_state_to_tss32(struct x86_emulate_ctxt *ctxt,
struct tss_segment_32 *tss)
{
tss->cr3 = ctxt->ops->get_cr(ctxt, 3);
tss->eip = ctxt->_eip;
tss->eflags = ctxt->eflags;
tss->eax = ctxt->regs[VCPU_REGS_RAX];
tss->ecx = ctxt->regs[VCPU_REGS_RCX];
tss->edx = ctxt->regs[VCPU_REGS_RDX];
tss->ebx = c... | DoS | 0 | static void save_state_to_tss32(struct x86_emulate_ctxt *ctxt,
struct tss_segment_32 *tss)
{
tss->cr3 = ctxt->ops->get_cr(ctxt, 3);
tss->eip = ctxt->_eip;
tss->eflags = ctxt->eflags;
tss->eax = ctxt->regs[VCPU_REGS_RAX];
tss->ecx = ctxt->regs[VCPU_REGS_RCX];
tss->edx = ctxt->regs[VCPU_REGS_RDX];
tss->ebx = c... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,451 | static unsigned long seg_base(struct x86_emulate_ctxt *ctxt, int seg)
{
if (ctxt->mode == X86EMUL_MODE_PROT64 && seg < VCPU_SREG_FS)
return 0;
return ctxt->ops->get_cached_segment_base(ctxt, seg);
}
| DoS | 0 | static unsigned long seg_base(struct x86_emulate_ctxt *ctxt, int seg)
{
if (ctxt->mode == X86EMUL_MODE_PROT64 && seg < VCPU_SREG_FS)
return 0;
return ctxt->ops->get_cached_segment_base(ctxt, seg);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,452 | static unsigned seg_override(struct x86_emulate_ctxt *ctxt)
{
if (!ctxt->has_seg_override)
return 0;
return ctxt->seg_override;
}
| DoS | 0 | static unsigned seg_override(struct x86_emulate_ctxt *ctxt)
{
if (!ctxt->has_seg_override)
return 0;
return ctxt->seg_override;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,453 | static int segmented_cmpxchg(struct x86_emulate_ctxt *ctxt,
struct segmented_address addr,
const void *orig_data, const void *data,
unsigned size)
{
int rc;
ulong linear;
rc = linearize(ctxt, addr, size, true, &linear);
if (rc != X86EMUL_CONTINUE)
return rc;
return ctxt->ops->cmpxchg_emu... | DoS | 0 | static int segmented_cmpxchg(struct x86_emulate_ctxt *ctxt,
struct segmented_address addr,
const void *orig_data, const void *data,
unsigned size)
{
int rc;
ulong linear;
rc = linearize(ctxt, addr, size, true, &linear);
if (rc != X86EMUL_CONTINUE)
return rc;
return ctxt->ops->cmpxchg_emu... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,454 | static int segmented_read_std(struct x86_emulate_ctxt *ctxt,
struct segmented_address addr,
void *data,
unsigned size)
{
int rc;
ulong linear;
rc = linearize(ctxt, addr, size, false, &linear);
if (rc != X86EMUL_CONTINUE)
return rc;
return ctxt->ops->read_std(ctxt, linear, data, size, ... | DoS | 0 | static int segmented_read_std(struct x86_emulate_ctxt *ctxt,
struct segmented_address addr,
void *data,
unsigned size)
{
int rc;
ulong linear;
rc = linearize(ctxt, addr, size, false, &linear);
if (rc != X86EMUL_CONTINUE)
return rc;
return ctxt->ops->read_std(ctxt, linear, data, size, ... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,455 | static void set_seg_override(struct x86_emulate_ctxt *ctxt, int seg)
{
ctxt->has_seg_override = true;
ctxt->seg_override = seg;
}
| DoS | 0 | static void set_seg_override(struct x86_emulate_ctxt *ctxt, int seg)
{
ctxt->has_seg_override = true;
ctxt->seg_override = seg;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,456 | static void set_segment_selector(struct x86_emulate_ctxt *ctxt, u16 selector,
unsigned seg)
{
u16 dummy;
u32 base3;
struct desc_struct desc;
ctxt->ops->get_segment(ctxt, &dummy, &desc, &base3, seg);
ctxt->ops->set_segment(ctxt, selector, &desc, base3, seg);
}
| DoS | 0 | static void set_segment_selector(struct x86_emulate_ctxt *ctxt, u16 selector,
unsigned seg)
{
u16 dummy;
u32 base3;
struct desc_struct desc;
ctxt->ops->get_segment(ctxt, &dummy, &desc, &base3, seg);
ctxt->ops->set_segment(ctxt, selector, &desc, base3, seg);
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,457 | setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
struct desc_struct *cs, struct desc_struct *ss)
{
u16 selector;
memset(cs, 0, sizeof(struct desc_struct));
ctxt->ops->get_segment(ctxt, &selector, cs, NULL, VCPU_SREG_CS);
memset(ss, 0, sizeof(struct desc_struct));
cs->l = 0; /* will be adjusted later */... | DoS | 0 | setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
struct desc_struct *cs, struct desc_struct *ss)
{
u16 selector;
memset(cs, 0, sizeof(struct desc_struct));
ctxt->ops->get_segment(ctxt, &selector, cs, NULL, VCPU_SREG_CS);
memset(ss, 0, sizeof(struct desc_struct));
cs->l = 0; /* will be adjusted later */... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,458 | static void string_addr_inc(struct x86_emulate_ctxt *ctxt, unsigned seg,
int reg, struct operand *op)
{
int df = (ctxt->eflags & EFLG_DF) ? -1 : 1;
register_address_increment(ctxt, &ctxt->regs[reg], df * op->bytes);
op->addr.mem.ea = register_address(ctxt, ctxt->regs[reg]);
op->addr.mem.seg = seg;
}
| DoS | 0 | static void string_addr_inc(struct x86_emulate_ctxt *ctxt, unsigned seg,
int reg, struct operand *op)
{
int df = (ctxt->eflags & EFLG_DF) ? -1 : 1;
register_address_increment(ctxt, &ctxt->regs[reg], df * op->bytes);
op->addr.mem.ea = register_address(ctxt, ctxt->regs[reg]);
op->addr.mem.seg = seg;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,459 | static int task_switch_16(struct x86_emulate_ctxt *ctxt,
u16 tss_selector, u16 old_tss_sel,
ulong old_tss_base, struct desc_struct *new_desc)
{
struct x86_emulate_ops *ops = ctxt->ops;
struct tss_segment_16 tss_seg;
int ret;
u32 new_tss_base = get_desc_base(new_desc);
ret = ops->read_std(ctxt, old_tss_b... | DoS | 0 | static int task_switch_16(struct x86_emulate_ctxt *ctxt,
u16 tss_selector, u16 old_tss_sel,
ulong old_tss_base, struct desc_struct *new_desc)
{
struct x86_emulate_ops *ops = ctxt->ops;
struct tss_segment_16 tss_seg;
int ret;
u32 new_tss_base = get_desc_base(new_desc);
ret = ops->read_std(ctxt, old_tss_b... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,460 | static int test_cc(unsigned int condition, unsigned int flags)
{
int rc = 0;
switch ((condition & 15) >> 1) {
case 0: /* o */
rc |= (flags & EFLG_OF);
break;
case 1: /* b/c/nae */
rc |= (flags & EFLG_CF);
break;
case 2: /* z/e */
rc |= (flags & EFLG_ZF);
break;
case 3: /* be/na */
rc |= (flags & (E... | DoS | 0 | static int test_cc(unsigned int condition, unsigned int flags)
{
int rc = 0;
switch ((condition & 15) >> 1) {
case 0: /* o */
rc |= (flags & EFLG_OF);
break;
case 1: /* b/c/nae */
rc |= (flags & EFLG_CF);
break;
case 2: /* z/e */
rc |= (flags & EFLG_ZF);
break;
case 3: /* be/na */
rc |= (flags & (E... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,461 | static bool valid_cr(int nr)
{
switch (nr) {
case 0:
case 2 ... 4:
case 8:
return true;
default:
return false;
}
}
| DoS | 0 | static bool valid_cr(int nr)
{
switch (nr) {
case 0:
case 2 ... 4:
case 8:
return true;
default:
return false;
}
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,462 | static void write_register_operand(struct operand *op)
{
/* The 4-byte case *is* correct: in 64-bit mode we zero-extend. */
switch (op->bytes) {
case 1:
*(u8 *)op->addr.reg = (u8)op->val;
break;
case 2:
*(u16 *)op->addr.reg = (u16)op->val;
break;
case 4:
*op->addr.reg = (u32)op->val;
break; /* 64b: zer... | DoS | 0 | static void write_register_operand(struct operand *op)
{
/* The 4-byte case *is* correct: in 64-bit mode we zero-extend. */
switch (op->bytes) {
case 1:
*(u8 *)op->addr.reg = (u8)op->val;
break;
case 2:
*(u16 *)op->addr.reg = (u16)op->val;
break;
case 4:
*op->addr.reg = (u32)op->val;
break; /* 64b: zer... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,463 | static void write_sse_reg(struct x86_emulate_ctxt *ctxt, sse128_t *data,
int reg)
{
ctxt->ops->get_fpu(ctxt);
switch (reg) {
case 0: asm("movdqu %0, %%xmm0" : : "m"(*data)); break;
case 1: asm("movdqu %0, %%xmm1" : : "m"(*data)); break;
case 2: asm("movdqu %0, %%xmm2" : : "m"(*data)); break;
case 3: asm("mov... | DoS | 0 | static void write_sse_reg(struct x86_emulate_ctxt *ctxt, sse128_t *data,
int reg)
{
ctxt->ops->get_fpu(ctxt);
switch (reg) {
case 0: asm("movdqu %0, %%xmm0" : : "m"(*data)); break;
case 1: asm("movdqu %0, %%xmm1" : : "m"(*data)); break;
case 2: asm("movdqu %0, %%xmm2" : : "m"(*data)); break;
case 3: asm("mov... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,464 | static int writeback(struct x86_emulate_ctxt *ctxt)
{
int rc;
switch (ctxt->dst.type) {
case OP_REG:
write_register_operand(&ctxt->dst);
break;
case OP_MEM:
if (ctxt->lock_prefix)
rc = segmented_cmpxchg(ctxt,
ctxt->dst.addr.mem,
&ctxt->dst.orig_val,
&ctxt->dst.val,
... | DoS | 0 | static int writeback(struct x86_emulate_ctxt *ctxt)
{
int rc;
switch (ctxt->dst.type) {
case OP_REG:
write_register_operand(&ctxt->dst);
break;
case OP_MEM:
if (ctxt->lock_prefix)
rc = segmented_cmpxchg(ctxt,
ctxt->dst.addr.mem,
&ctxt->dst.orig_val,
&ctxt->dst.val,
... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,465 | int x86_decode_insn(struct x86_emulate_ctxt *ctxt, void *insn, int insn_len)
{
int rc = X86EMUL_CONTINUE;
int mode = ctxt->mode;
int def_op_bytes, def_ad_bytes, goffset, simd_prefix;
bool op_prefix = false;
struct opcode opcode;
ctxt->memop.type = OP_NONE;
ctxt->memopp = NULL;
ctxt->_eip = ctxt->eip;
ctxt->fe... | DoS | 0 | int x86_decode_insn(struct x86_emulate_ctxt *ctxt, void *insn, int insn_len)
{
int rc = X86EMUL_CONTINUE;
int mode = ctxt->mode;
int def_op_bytes, def_ad_bytes, goffset, simd_prefix;
bool op_prefix = false;
struct opcode opcode;
ctxt->memop.type = OP_NONE;
ctxt->memopp = NULL;
ctxt->_eip = ctxt->eip;
ctxt->fe... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,466 | int x86_emulate_insn(struct x86_emulate_ctxt *ctxt)
{
struct x86_emulate_ops *ops = ctxt->ops;
int rc = X86EMUL_CONTINUE;
int saved_dst_type = ctxt->dst.type;
ctxt->mem_read.pos = 0;
if (ctxt->mode == X86EMUL_MODE_PROT64 && (ctxt->d & No64)) {
rc = emulate_ud(ctxt);
goto done;
}
/* LOCK prefix is allowed ... | DoS | 0 | int x86_emulate_insn(struct x86_emulate_ctxt *ctxt)
{
struct x86_emulate_ops *ops = ctxt->ops;
int rc = X86EMUL_CONTINUE;
int saved_dst_type = ctxt->dst.type;
ctxt->mem_read.pos = 0;
if (ctxt->mode == X86EMUL_MODE_PROT64 && (ctxt->d & No64)) {
rc = emulate_ud(ctxt);
goto done;
}
/* LOCK prefix is allowed ... | @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,467 | bool x86_page_table_writing_insn(struct x86_emulate_ctxt *ctxt)
{
return ctxt->d & PageTable;
}
| DoS | 0 | bool x86_page_table_writing_insn(struct x86_emulate_ctxt *ctxt)
{
return ctxt->d & PageTable;
}
| @@ -1891,6 +1891,51 @@ setup_syscalls_segments(struct x86_emulate_ctxt *ctxt,
ss->p = 1;
}
+static bool em_syscall_is_enabled(struct x86_emulate_ctxt *ctxt)
+{
+ struct x86_emulate_ops *ops = ctxt->ops;
+ u32 eax, ebx, ecx, edx;
+
+ /*
+ * syscall should always be enabled in longmode - so only become
+ * vendor ... | null | null | null |
17,468 | DRM_ENUM_NAME_FN(drm_get_dirty_info_name,
drm_dirty_info_enum_list)
struct drm_conn_prop_enum_list {
int type;
char *name;
int count;
};
| DoS Overflow +Priv Mem. Corr. | 0 | DRM_ENUM_NAME_FN(drm_get_dirty_info_name,
drm_dirty_info_enum_list)
struct drm_conn_prop_enum_list {
int type;
char *name;
int count;
};
| @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,469 | int drm_connector_attach_property(struct drm_connector *connector,
struct drm_property *property, uint64_t init_val)
{
int i;
for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) {
if (connector->property_ids[i] == 0) {
connector->property_ids[i] = property->base.id;
connector->property_values[i] = ini... | DoS Overflow +Priv Mem. Corr. | 0 | int drm_connector_attach_property(struct drm_connector *connector,
struct drm_property *property, uint64_t init_val)
{
int i;
for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) {
if (connector->property_ids[i] == 0) {
connector->property_ids[i] = property->base.id;
connector->property_values[i] = ini... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,470 | void drm_connector_cleanup(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
struct drm_display_mode *mode, *t;
list_for_each_entry_safe(mode, t, &connector->probed_modes, head)
drm_mode_remove(connector, mode);
list_for_each_entry_safe(mode, t, &connector->modes, head)
drm_mode_remo... | DoS Overflow +Priv Mem. Corr. | 0 | void drm_connector_cleanup(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
struct drm_display_mode *mode, *t;
list_for_each_entry_safe(mode, t, &connector->probed_modes, head)
drm_mode_remove(connector, mode);
list_for_each_entry_safe(mode, t, &connector->modes, head)
drm_mode_remo... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,471 | void drm_connector_init(struct drm_device *dev,
struct drm_connector *connector,
const struct drm_connector_funcs *funcs,
int connector_type)
{
mutex_lock(&dev->mode_config.mutex);
connector->dev = dev;
connector->funcs = funcs;
drm_mode_object_get(dev, &connector->base, DRM_MODE_OBJECT_CONNEC... | DoS Overflow +Priv Mem. Corr. | 0 | void drm_connector_init(struct drm_device *dev,
struct drm_connector *connector,
const struct drm_connector_funcs *funcs,
int connector_type)
{
mutex_lock(&dev->mode_config.mutex);
connector->dev = dev;
connector->funcs = funcs;
drm_mode_object_get(dev, &connector->base, DRM_MODE_OBJECT_CONNEC... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,472 | int drm_connector_property_get_value(struct drm_connector *connector,
struct drm_property *property, uint64_t *val)
{
int i;
for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) {
if (connector->property_ids[i] == property->base.id) {
*val = connector->property_values[i];
break;
}
}
if (i == DRM_CONNE... | DoS Overflow +Priv Mem. Corr. | 0 | int drm_connector_property_get_value(struct drm_connector *connector,
struct drm_property *property, uint64_t *val)
{
int i;
for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) {
if (connector->property_ids[i] == property->base.id) {
*val = connector->property_values[i];
break;
}
}
if (i == DRM_CONNE... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,473 | int drm_connector_property_set_value(struct drm_connector *connector,
struct drm_property *property, uint64_t value)
{
int i;
for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) {
if (connector->property_ids[i] == property->base.id) {
connector->property_values[i] = value;
break;
}
}
if (i == DRM_CON... | DoS Overflow +Priv Mem. Corr. | 0 | int drm_connector_property_set_value(struct drm_connector *connector,
struct drm_property *property, uint64_t value)
{
int i;
for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) {
if (connector->property_ids[i] == property->base.id) {
connector->property_values[i] = value;
break;
}
}
if (i == DRM_CON... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,474 | void drm_crtc_cleanup(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
if (crtc->gamma_store) {
kfree(crtc->gamma_store);
crtc->gamma_store = NULL;
}
drm_mode_object_put(dev, &crtc->base);
list_del(&crtc->head);
dev->mode_config.num_crtc--;
}
| DoS Overflow +Priv Mem. Corr. | 0 | void drm_crtc_cleanup(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
if (crtc->gamma_store) {
kfree(crtc->gamma_store);
crtc->gamma_store = NULL;
}
drm_mode_object_put(dev, &crtc->base);
list_del(&crtc->head);
dev->mode_config.num_crtc--;
}
| @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,475 | void drm_crtc_convert_to_umode(struct drm_mode_modeinfo *out,
struct drm_display_mode *in)
{
out->clock = in->clock;
out->hdisplay = in->hdisplay;
out->hsync_start = in->hsync_start;
out->hsync_end = in->hsync_end;
out->htotal = in->htotal;
out->hskew = in->hskew;
out->vdisplay = in->vdisplay;
out->vs... | DoS Overflow +Priv Mem. Corr. | 0 | void drm_crtc_convert_to_umode(struct drm_mode_modeinfo *out,
struct drm_display_mode *in)
{
out->clock = in->clock;
out->hdisplay = in->hdisplay;
out->hsync_start = in->hsync_start;
out->hsync_end = in->hsync_end;
out->htotal = in->htotal;
out->hskew = in->hskew;
out->vdisplay = in->vdisplay;
out->vs... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,476 | void drm_crtc_convert_umode(struct drm_display_mode *out,
struct drm_mode_modeinfo *in)
{
out->clock = in->clock;
out->hdisplay = in->hdisplay;
out->hsync_start = in->hsync_start;
out->hsync_end = in->hsync_end;
out->htotal = in->htotal;
out->hskew = in->hskew;
out->vdisplay = in->vdisplay;
out->vsync_st... | DoS Overflow +Priv Mem. Corr. | 0 | void drm_crtc_convert_umode(struct drm_display_mode *out,
struct drm_mode_modeinfo *in)
{
out->clock = in->clock;
out->hdisplay = in->hdisplay;
out->hsync_start = in->hsync_start;
out->hsync_end = in->hsync_end;
out->htotal = in->htotal;
out->hskew = in->hskew;
out->vdisplay = in->vdisplay;
out->vsync_st... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,477 | void drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
const struct drm_crtc_funcs *funcs)
{
crtc->dev = dev;
crtc->funcs = funcs;
mutex_lock(&dev->mode_config.mutex);
drm_mode_object_get(dev, &crtc->base, DRM_MODE_OBJECT_CRTC);
list_add_tail(&crtc->head, &dev->mode_config.crtc_list);
dev->mode_... | DoS Overflow +Priv Mem. Corr. | 0 | void drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
const struct drm_crtc_funcs *funcs)
{
crtc->dev = dev;
crtc->funcs = funcs;
mutex_lock(&dev->mode_config.mutex);
drm_mode_object_get(dev, &crtc->base, DRM_MODE_OBJECT_CRTC);
list_add_tail(&crtc->head, &dev->mode_config.crtc_list);
dev->mode_... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,478 | void drm_fb_release(struct drm_file *priv)
{
struct drm_device *dev = priv->minor->dev;
struct drm_framebuffer *fb, *tfb;
mutex_lock(&dev->mode_config.mutex);
list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) {
list_del(&fb->filp_head);
fb->funcs->destroy(fb);
}
mutex_unlock(&dev->mode_config.mutex);
... | DoS Overflow +Priv Mem. Corr. | 0 | void drm_fb_release(struct drm_file *priv)
{
struct drm_device *dev = priv->minor->dev;
struct drm_framebuffer *fb, *tfb;
mutex_lock(&dev->mode_config.mutex);
list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) {
list_del(&fb->filp_head);
fb->funcs->destroy(fb);
}
mutex_unlock(&dev->mode_config.mutex);
... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,479 | void drm_framebuffer_cleanup(struct drm_framebuffer *fb)
{
struct drm_device *dev = fb->dev;
struct drm_crtc *crtc;
struct drm_mode_set set;
int ret;
/* remove from any CRTC */
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
if (crtc->fb == fb) {
/* should turn off the crtc */
memset(&set,... | DoS Overflow +Priv Mem. Corr. | 0 | void drm_framebuffer_cleanup(struct drm_framebuffer *fb)
{
struct drm_device *dev = fb->dev;
struct drm_crtc *crtc;
struct drm_mode_set set;
int ret;
/* remove from any CRTC */
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
if (crtc->fb == fb) {
/* should turn off the crtc */
memset(&set,... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,480 | int drm_framebuffer_init(struct drm_device *dev, struct drm_framebuffer *fb,
const struct drm_framebuffer_funcs *funcs)
{
int ret;
ret = drm_mode_object_get(dev, &fb->base, DRM_MODE_OBJECT_FB);
if (ret) {
return ret;
}
fb->dev = dev;
fb->funcs = funcs;
dev->mode_config.num_fb++;
list_add(&fb->head, &dev... | DoS Overflow +Priv Mem. Corr. | 0 | int drm_framebuffer_init(struct drm_device *dev, struct drm_framebuffer *fb,
const struct drm_framebuffer_funcs *funcs)
{
int ret;
ret = drm_mode_object_get(dev, &fb->base, DRM_MODE_OBJECT_FB);
if (ret) {
return ret;
}
fb->dev = dev;
fb->funcs = funcs;
dev->mode_config.num_fb++;
list_add(&fb->head, &dev... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,481 | char *drm_get_connector_name(struct drm_connector *connector)
{
static char buf[32];
snprintf(buf, 32, "%s-%d",
drm_connector_enum_list[connector->connector_type].name,
connector->connector_type_id);
return buf;
}
| DoS Overflow +Priv Mem. Corr. | 0 | char *drm_get_connector_name(struct drm_connector *connector)
{
static char buf[32];
snprintf(buf, 32, "%s-%d",
drm_connector_enum_list[connector->connector_type].name,
connector->connector_type_id);
return buf;
}
| @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,482 | char *drm_get_connector_status_name(enum drm_connector_status status)
{
if (status == connector_status_connected)
return "connected";
else if (status == connector_status_disconnected)
return "disconnected";
else
return "unknown";
}
| DoS Overflow +Priv Mem. Corr. | 0 | char *drm_get_connector_status_name(enum drm_connector_status status)
{
if (status == connector_status_connected)
return "connected";
else if (status == connector_status_disconnected)
return "disconnected";
else
return "unknown";
}
| @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,483 | char *drm_get_encoder_name(struct drm_encoder *encoder)
{
static char buf[32];
snprintf(buf, 32, "%s-%d",
drm_encoder_enum_list[encoder->encoder_type].name,
encoder->base.id);
return buf;
}
| DoS Overflow +Priv Mem. Corr. | 0 | char *drm_get_encoder_name(struct drm_encoder *encoder)
{
static char buf[32];
snprintf(buf, 32, "%s-%d",
drm_encoder_enum_list[encoder->encoder_type].name,
encoder->base.id);
return buf;
}
| @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,484 | int drm_mode_addfb(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
struct drm_mode_fb_cmd *r = data;
struct drm_mode_config *config = &dev->mode_config;
struct drm_framebuffer *fb;
int ret = 0;
if (!drm_core_check_feature(dev, DRIVER_MODESET))
return -EINVAL;
if ((config->min_width > r-... | DoS Overflow +Priv Mem. Corr. | 0 | int drm_mode_addfb(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
struct drm_mode_fb_cmd *r = data;
struct drm_mode_config *config = &dev->mode_config;
struct drm_framebuffer *fb;
int ret = 0;
if (!drm_core_check_feature(dev, DRIVER_MODESET))
return -EINVAL;
if ((config->min_width > r-... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,485 | static int drm_mode_attachmode(struct drm_device *dev,
struct drm_connector *connector,
struct drm_display_mode *mode)
{
int ret = 0;
list_add_tail(&mode->head, &connector->user_modes);
return ret;
}
| DoS Overflow +Priv Mem. Corr. | 0 | static int drm_mode_attachmode(struct drm_device *dev,
struct drm_connector *connector,
struct drm_display_mode *mode)
{
int ret = 0;
list_add_tail(&mode->head, &connector->user_modes);
return ret;
}
| @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,486 | int drm_mode_attachmode_crtc(struct drm_device *dev, struct drm_crtc *crtc,
struct drm_display_mode *mode)
{
struct drm_connector *connector;
int ret = 0;
struct drm_display_mode *dup_mode;
int need_dup = 0;
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
if (!connector->encoder)... | DoS Overflow +Priv Mem. Corr. | 0 | int drm_mode_attachmode_crtc(struct drm_device *dev, struct drm_crtc *crtc,
struct drm_display_mode *mode)
{
struct drm_connector *connector;
int ret = 0;
struct drm_display_mode *dup_mode;
int need_dup = 0;
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
if (!connector->encoder)... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,487 | void drm_mode_config_cleanup(struct drm_device *dev)
{
struct drm_connector *connector, *ot;
struct drm_crtc *crtc, *ct;
struct drm_encoder *encoder, *enct;
struct drm_framebuffer *fb, *fbt;
struct drm_property *property, *pt;
list_for_each_entry_safe(encoder, enct, &dev->mode_config.encoder_list,
head) {
... | DoS Overflow +Priv Mem. Corr. | 0 | void drm_mode_config_cleanup(struct drm_device *dev)
{
struct drm_connector *connector, *ot;
struct drm_crtc *crtc, *ct;
struct drm_encoder *encoder, *enct;
struct drm_framebuffer *fb, *fbt;
struct drm_property *property, *pt;
list_for_each_entry_safe(encoder, enct, &dev->mode_config.encoder_list,
head) {
... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,488 | void drm_mode_config_reset(struct drm_device *dev)
{
struct drm_crtc *crtc;
struct drm_encoder *encoder;
struct drm_connector *connector;
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
if (crtc->funcs->reset)
crtc->funcs->reset(crtc);
list_for_each_entry(encoder, &dev->mode_config.encoder_list... | DoS Overflow +Priv Mem. Corr. | 0 | void drm_mode_config_reset(struct drm_device *dev)
{
struct drm_crtc *crtc;
struct drm_encoder *encoder;
struct drm_connector *connector;
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
if (crtc->funcs->reset)
crtc->funcs->reset(crtc);
list_for_each_entry(encoder, &dev->mode_config.encoder_list... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,489 | int drm_mode_connector_attach_encoder(struct drm_connector *connector,
struct drm_encoder *encoder)
{
int i;
for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
if (connector->encoder_ids[i] == 0) {
connector->encoder_ids[i] = encoder->base.id;
return 0;
}
}
return -ENOMEM;
}
| DoS Overflow +Priv Mem. Corr. | 0 | int drm_mode_connector_attach_encoder(struct drm_connector *connector,
struct drm_encoder *encoder)
{
int i;
for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
if (connector->encoder_ids[i] == 0) {
connector->encoder_ids[i] = encoder->base.id;
return 0;
}
}
return -ENOMEM;
}
| @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,490 | void drm_mode_connector_detach_encoder(struct drm_connector *connector,
struct drm_encoder *encoder)
{
int i;
for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
if (connector->encoder_ids[i] == encoder->base.id) {
connector->encoder_ids[i] = 0;
if (connector->encoder == encoder)
connector->encoder ... | DoS Overflow +Priv Mem. Corr. | 0 | void drm_mode_connector_detach_encoder(struct drm_connector *connector,
struct drm_encoder *encoder)
{
int i;
for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
if (connector->encoder_ids[i] == encoder->base.id) {
connector->encoder_ids[i] = 0;
if (connector->encoder == encoder)
connector->encoder ... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,491 | int drm_mode_connector_property_set_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
struct drm_mode_connector_set_property *out_resp = data;
struct drm_mode_object *obj;
struct drm_property *property;
struct drm_connector *connector;
int ret = -EINVAL;
int i;
if (!drm_core_che... | DoS Overflow +Priv Mem. Corr. | 0 | int drm_mode_connector_property_set_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
struct drm_mode_connector_set_property *out_resp = data;
struct drm_mode_object *obj;
struct drm_property *property;
struct drm_connector *connector;
int ret = -EINVAL;
int i;
if (!drm_core_che... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,492 | int drm_mode_create_dirty_info_property(struct drm_device *dev)
{
struct drm_property *dirty_info;
int i;
if (dev->mode_config.dirty_info_property)
return 0;
dirty_info =
drm_property_create(dev, DRM_MODE_PROP_ENUM |
DRM_MODE_PROP_IMMUTABLE,
"dirty",
ARRAY_SIZE(drm_dirty_info_enum_list... | DoS Overflow +Priv Mem. Corr. | 0 | int drm_mode_create_dirty_info_property(struct drm_device *dev)
{
struct drm_property *dirty_info;
int i;
if (dev->mode_config.dirty_info_property)
return 0;
dirty_info =
drm_property_create(dev, DRM_MODE_PROP_ENUM |
DRM_MODE_PROP_IMMUTABLE,
"dirty",
ARRAY_SIZE(drm_dirty_info_enum_list... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,493 | int drm_mode_create_dithering_property(struct drm_device *dev)
{
struct drm_property *dithering_mode;
int i;
if (dev->mode_config.dithering_mode_property)
return 0;
dithering_mode =
drm_property_create(dev, DRM_MODE_PROP_ENUM, "dithering",
ARRAY_SIZE(drm_dithering_mode_enum_list));
for (i = 0; i < AR... | DoS Overflow +Priv Mem. Corr. | 0 | int drm_mode_create_dithering_property(struct drm_device *dev)
{
struct drm_property *dithering_mode;
int i;
if (dev->mode_config.dithering_mode_property)
return 0;
dithering_mode =
drm_property_create(dev, DRM_MODE_PROP_ENUM, "dithering",
ARRAY_SIZE(drm_dithering_mode_enum_list));
for (i = 0; i < AR... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,494 | int drm_mode_create_dumb_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
struct drm_mode_create_dumb *args = data;
if (!dev->driver->dumb_create)
return -ENOSYS;
return dev->driver->dumb_create(file_priv, dev, args);
}
| DoS Overflow +Priv Mem. Corr. | 0 | int drm_mode_create_dumb_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
struct drm_mode_create_dumb *args = data;
if (!dev->driver->dumb_create)
return -ENOSYS;
return dev->driver->dumb_create(file_priv, dev, args);
}
| @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,495 | int drm_mode_create_dvi_i_properties(struct drm_device *dev)
{
struct drm_property *dvi_i_selector;
struct drm_property *dvi_i_subconnector;
int i;
if (dev->mode_config.dvi_i_select_subconnector_property)
return 0;
dvi_i_selector =
drm_property_create(dev, DRM_MODE_PROP_ENUM,
"select subconnector",
... | DoS Overflow +Priv Mem. Corr. | 0 | int drm_mode_create_dvi_i_properties(struct drm_device *dev)
{
struct drm_property *dvi_i_selector;
struct drm_property *dvi_i_subconnector;
int i;
if (dev->mode_config.dvi_i_select_subconnector_property)
return 0;
dvi_i_selector =
drm_property_create(dev, DRM_MODE_PROP_ENUM,
"select subconnector",
... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,496 | static int drm_mode_create_standard_connector_properties(struct drm_device *dev)
{
struct drm_property *edid;
struct drm_property *dpms;
int i;
/*
* Standard properties (apply to all connectors)
*/
edid = drm_property_create(dev, DRM_MODE_PROP_BLOB |
DRM_MODE_PROP_IMMUTABLE,
"EDID", 0);
dev->mo... | DoS Overflow +Priv Mem. Corr. | 0 | static int drm_mode_create_standard_connector_properties(struct drm_device *dev)
{
struct drm_property *edid;
struct drm_property *dpms;
int i;
/*
* Standard properties (apply to all connectors)
*/
edid = drm_property_create(dev, DRM_MODE_PROP_BLOB |
DRM_MODE_PROP_IMMUTABLE,
"EDID", 0);
dev->mo... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,497 | int drm_mode_create_tv_properties(struct drm_device *dev, int num_modes,
char *modes[])
{
struct drm_property *tv_selector;
struct drm_property *tv_subconnector;
int i;
if (dev->mode_config.tv_select_subconnector_property)
return 0;
/*
* Basic connector properties
*/
tv_selector = drm_property_creat... | DoS Overflow +Priv Mem. Corr. | 0 | int drm_mode_create_tv_properties(struct drm_device *dev, int num_modes,
char *modes[])
{
struct drm_property *tv_selector;
struct drm_property *tv_subconnector;
int i;
if (dev->mode_config.tv_select_subconnector_property)
return 0;
/*
* Basic connector properties
*/
tv_selector = drm_property_creat... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,498 | bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc,
int gamma_size)
{
crtc->gamma_size = gamma_size;
crtc->gamma_store = kzalloc(gamma_size * sizeof(uint16_t) * 3, GFP_KERNEL);
if (!crtc->gamma_store) {
crtc->gamma_size = 0;
return false;
}
return true;
}
| DoS Overflow +Priv Mem. Corr. | 0 | bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc,
int gamma_size)
{
crtc->gamma_size = gamma_size;
crtc->gamma_store = kzalloc(gamma_size * sizeof(uint16_t) * 3, GFP_KERNEL);
if (!crtc->gamma_store) {
crtc->gamma_size = 0;
return false;
}
return true;
}
| @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
17,499 | int drm_mode_cursor_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
struct drm_mode_cursor *req = data;
struct drm_mode_object *obj;
struct drm_crtc *crtc;
int ret = 0;
if (!drm_core_check_feature(dev, DRIVER_MODESET))
return -EINVAL;
if (!req->flags) {
DRM_ERROR("no operation set... | DoS Overflow +Priv Mem. Corr. | 0 | int drm_mode_cursor_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
struct drm_mode_cursor *req = data;
struct drm_mode_object *obj;
struct drm_crtc *crtc;
int ret = 0;
if (!drm_core_check_feature(dev, DRIVER_MODESET))
return -EINVAL;
if (!req->flags) {
DRM_ERROR("no operation set... | @@ -1873,6 +1873,10 @@ int drm_mode_dirtyfb_ioctl(struct drm_device *dev,
}
if (num_clips && clips_ptr) {
+ if (num_clips < 0 || num_clips > DRM_MODE_FB_DIRTY_MAX_CLIPS) {
+ ret = -EINVAL;
+ goto out_err1;
+ }
clips = kzalloc(num_clips * sizeof(*clips), GFP_KERNEL);
if (!clips) {
ret = -ENOMEM; | CWE-189 | null | null |
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