code stringlengths 12 2.05k | label int64 0 1 | programming_language stringclasses 9
values | cwe_id stringlengths 6 14 | cwe_name stringlengths 5 103 ⌀ | description stringlengths 36 1.23k ⌀ | url stringlengths 36 48 ⌀ | label_name stringclasses 2
values |
|---|---|---|---|---|---|---|---|
SPL_METHOD(DirectoryIterator, isDot)
{
spl_filesystem_object *intern = (spl_filesystem_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
if (zend_parse_parameters_none() == FAILURE) {
return;
}
RETURN_BOOL(spl_filesystem_is_dot(intern->u.dir.entry.d_name));
} | 0 | C | CWE-190 | Integer Overflow or Wraparound | The software performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. | https://cwe.mitre.org/data/definitions/190.html | vulnerable |
static void handle_runtime_action(HttpRequest req, HttpResponse res) {
const char *action = get_parameter(req, "action");
if (action) {
if (is_readonly(req)) {
send_error(req, res, SC_FORBIDDEN, "You do not have sufficient privileges to access this page");
... | 1 | C | CWE-352 | Cross-Site Request Forgery (CSRF) | The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. | https://cwe.mitre.org/data/definitions/352.html | safe |
poly_in(PG_FUNCTION_ARGS)
{
char *str = PG_GETARG_CSTRING(0);
POLYGON *poly;
int npts;
int size;
int base_size;
int isopen;
char *s;
if ((npts = pair_count(str, ',')) <= 0)
ereport(ERROR,
(errcode(ERRCODE_INVALID_TEXT_REPRESENTATION),
errmsg("invalid input syntax for type polygon: \... | 1 | C | CWE-189 | Numeric Errors | Weaknesses in this category are related to improper calculation or conversion of numbers. | https://cwe.mitre.org/data/definitions/189.html | safe |
static char *__filterQuotedShell(const char *arg) {
r_return_val_if_fail (arg, NULL);
char *a = malloc (strlen (arg) + 1);
if (!a) {
return NULL;
}
char *b = a;
while (*arg) {
switch (*arg) {
case ' ':
case '=':
case '"':
case '\\':
case '\r':
case '\n':
break;
default:
*b++ = *arg;
bre... | 1 | C | CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | The software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. | https://cwe.mitre.org/data/definitions/78.html | safe |
static int espRouteDirective(MaState *state, cchar *key, cchar *value)
{
EspRoute *eroute;
HttpRoute *route;
cchar *methods, *name, *pattern, *source, *target;
char *option, *ovalue, *tok;
pattern = 0;
name = 0;
source = 0;
target = 0;
methods = "GET";
if (sco... | 0 | C | NVD-CWE-Other | Other | NVD is only using a subset of CWE for mapping instead of the entire CWE, and the weakness type is not covered by that subset. | https://nvd.nist.gov/vuln/categories | vulnerable |
set_cs_start(char *line)
{
char *p, *q, *r;
if ((p = strstr(line, "string currentfile"))) {
/* enforce presence of `readstring' -- 5/29/99 */
if (!strstr(line, "readstring"))
return;
/* locate the name of the charstring start command */
*p = '\0'; /* damage line[] */
q = strrchr(lin... | 0 | C | CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. | https://cwe.mitre.org/data/definitions/119.html | vulnerable |
static Jsi_RC SysVerConvertCmd(Jsi_Interp *interp, Jsi_Value *args, Jsi_Value *_this,
Jsi_Value **ret, Jsi_Func *funcPtr)
{
Jsi_Value *val = Jsi_ValueArrayIndex(interp, args, 0);
Jsi_Value *flag = Jsi_ValueArrayIndex(interp, args, 1);
if (!val) goto bail;
if (Jsi_ValueIsNumber(interp, val)) {
... | 0 | C | CWE-120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') | The program copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. | https://cwe.mitre.org/data/definitions/120.html | vulnerable |
int __usb_get_extra_descriptor(char *buffer, unsigned size,
unsigned char type, void **ptr)
{
struct usb_descriptor_header *header;
while (size >= sizeof(struct usb_descriptor_header)) {
header = (struct usb_descriptor_header *)buffer;
if (header->bLength < 2) {
printk(KERN_ERR
"%s: bogus descr... | 0 | C | CWE-400 | Uncontrolled Resource Consumption | The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. | https://cwe.mitre.org/data/definitions/400.html | vulnerable |
static uint32_t scsi_init_iovec(SCSIDiskReq *r)
{
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, r->req.dev);
if (!r->iov.iov_base) {
r->buflen = SCSI_DMA_BUF_SIZE;
r->iov.iov_base = qemu_blockalign(s->bs, r->buflen);
}
r->iov.iov_len = MIN(r->sector_count * 512, r->buflen);
qemu... | 1 | C | CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. | https://cwe.mitre.org/data/definitions/119.html | safe |
dotraplinkage void notrace do_int3(struct pt_regs *regs, long error_code)
{
#ifdef CONFIG_DYNAMIC_FTRACE
/*
* ftrace must be first, everything else may cause a recursive crash.
* See note by declaration of modifying_ftrace_code in ftrace.c
*/
if (unlikely(atomic_read(&modifying_ftrace_code)) &&
ftrace_int3... | 0 | C | CWE-362 | Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') | The program contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. | https://cwe.mitre.org/data/definitions/362.html | vulnerable |
void
mono_reflection_destroy_dynamic_method (MonoReflectionDynamicMethod *mb)
{
g_assert (mb);
if (mb->mhandle)
mono_runtime_free_method (
mono_object_get_domain ((MonoObject*)mb), mb->mhandle); | 0 | C | CWE-399 | Resource Management Errors | Weaknesses in this category are related to improper management of system resources. | https://cwe.mitre.org/data/definitions/399.html | vulnerable |
test_js (void) {
GString *result = g_string_new("");
/* simple javascript can be evaluated and returned */
parse_cmd_line("js ('x' + 345).toUpperCase()", result);
g_assert_cmpstr("X345", ==, result->str);
/* uzbl commands can be run from javascript */
uzbl.net.useragent = "Test useragent";
... | 0 | C | CWE-264 | Permissions, Privileges, and Access Controls | Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control. | https://cwe.mitre.org/data/definitions/264.html | vulnerable |
void ndpi_search_oracle(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow)
{
struct ndpi_packet_struct *packet = &flow->packet;
u_int16_t dport = 0, sport = 0;
NDPI_LOG_DBG(ndpi_struct, "search ORACLE\n");
if(packet->tcp != NULL) {
sport = ntohs(packet->tcp->source), dport = ... | 0 | C | CWE-125 | Out-of-bounds Read | The software reads data past the end, or before the beginning, of the intended buffer. | https://cwe.mitre.org/data/definitions/125.html | vulnerable |
static int cac_get_serial_nr_from_CUID(sc_card_t* card, sc_serial_number_t* serial)
{
cac_private_data_t * priv = CAC_DATA(card);
SC_FUNC_CALLED(card->ctx, SC_LOG_DEBUG_NORMAL);
if (card->serialnr.len) {
*serial = card->serialnr;
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_NORMAL... | 1 | C | CWE-415 | Double Free | The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. | https://cwe.mitre.org/data/definitions/415.html | safe |
static void server_real_connect(SERVER_REC *server, IPADDR *ip,
const char *unix_socket)
{
GIOChannel *handle;
IPADDR *own_ip = NULL;
const char *errmsg;
char *errmsg2;
char ipaddr[MAX_IP_LEN];
int port;
g_return_if_fail(ip != NULL || unix_socket != NULL);
signal_emit("server connecting", 2, server... | 1 | C | CWE-20 | Improper Input Validation | The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. | https://cwe.mitre.org/data/definitions/20.html | safe |
SYSCALL_DEFINE4(osf_wait4, pid_t, pid, int __user *, ustatus, int, options,
struct rusage32 __user *, ur)
{
struct rusage r;
long ret, err;
mm_segment_t old_fs;
if (!ur)
return sys_wait4(pid, ustatus, options, NULL);
old_fs = get_fs();
set_fs (KERNEL_DS);
ret = sys_wait4(pid, ustatus, options, (struct r... | 0 | C | CWE-264 | Permissions, Privileges, and Access Controls | Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control. | https://cwe.mitre.org/data/definitions/264.html | vulnerable |
TRIO_PUBLIC_STRING size_t trio_length TRIO_ARGS1((string), TRIO_CONST char* string)
{
return trio_length_max(string, INT_MAX);
} | 1 | C | CWE-190 | Integer Overflow or Wraparound | The software performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. | https://cwe.mitre.org/data/definitions/190.html | safe |
static void tcp_cwnd_reduction(struct sock *sk, const int prior_unsacked,
int fast_rexmit, int flag)
{
struct tcp_sock *tp = tcp_sk(sk);
int sndcnt = 0;
int delta = tp->snd_ssthresh - tcp_packets_in_flight(tp);
int newly_acked_sacked = prior_unsacked -
(tp->packets_out - tp->sacked_out);
if (newly_... | 1 | C | CWE-189 | Numeric Errors | Weaknesses in this category are related to improper calculation or conversion of numbers. | https://cwe.mitre.org/data/definitions/189.html | safe |
mrb_remove_method(mrb_state *mrb, struct RClass *c, mrb_sym mid)
{
mt_tbl *h;
MRB_CLASS_ORIGIN(c);
h = c->mt;
if (h && mt_del(mrb, h, mid)) {
mrb_mc_clear_by_class(mrb, c);
return;
}
mrb_name_error(mrb, mid, "method '%n' not defined in %C", mid, c);
} | 1 | C | CWE-787 | Out-of-bounds Write | The software writes data past the end, or before the beginning, of the intended buffer. | https://cwe.mitre.org/data/definitions/787.html | safe |
iakerb_alloc_context(iakerb_ctx_id_t *pctx, int initiate)
{
iakerb_ctx_id_t ctx;
krb5_error_code code;
*pctx = NULL;
ctx = k5alloc(sizeof(*ctx), &code);
if (ctx == NULL)
goto cleanup;
ctx->defcred = GSS_C_NO_CREDENTIAL;
ctx->magic = KG_IAKERB_CONTEXT;
ctx->state = IAKERB_AS_REQ... | 1 | C | CWE-18 | DEPRECATED: Source Code | This entry has been deprecated. It was originally used for organizing the Development View (CWE-699) and some other views, but it introduced unnecessary complexity and depth to the resulting tree. | https://cwe.mitre.org/data/definitions/18.html | safe |
void auth_client_request_abort(struct auth_client_request **_request)
{
struct auth_client_request *request = *_request;
*_request = NULL;
auth_client_send_cancel(request->conn->client, request->id);
call_callback(request, AUTH_REQUEST_STATUS_ABORT, NULL, NULL);
pool_unref(&request->pool);
} | 1 | C | CWE-772 | Missing Release of Resource after Effective Lifetime | The software does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed. | https://cwe.mitre.org/data/definitions/772.html | safe |
static int vgacon_switch(struct vc_data *c)
{
int x = c->vc_cols * VGA_FONTWIDTH;
int y = c->vc_rows * c->vc_font.height;
int rows = screen_info.orig_video_lines * vga_default_font_height/
c->vc_font.height;
/*
* We need to save screen size here as it's the only way
* we can spot the screen has been resized a... | 0 | C | CWE-125 | Out-of-bounds Read | The software reads data past the end, or before the beginning, of the intended buffer. | https://cwe.mitre.org/data/definitions/125.html | vulnerable |
int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
size_t len, int noblock, int flags, int *addr_len)
{
struct inet_sock *isk = inet_sk(sk);
int family = sk->sk_family;
struct sk_buff *skb;
int copied, err;
pr_debug("ping_recvmsg(sk=%p,sk->num=%u)\n", isk, isk->inet_num);
err = -EOPNOT... | 0 | C | NVD-CWE-Other | Other | NVD is only using a subset of CWE for mapping instead of the entire CWE, and the weakness type is not covered by that subset. | https://nvd.nist.gov/vuln/categories | vulnerable |
uint32_t virtio_config_readl(VirtIODevice *vdev, uint32_t addr)
{
VirtioDeviceClass *k = VIRTIO_DEVICE_GET_CLASS(vdev);
uint32_t val;
k->get_config(vdev, vdev->config);
if (addr > (vdev->config_len - sizeof(val)))
return (uint32_t)-1;
val = ldl_p(vdev->config + addr);
return val;
} | 0 | C | CWE-269 | Improper Privilege Management | The software does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. | https://cwe.mitre.org/data/definitions/269.html | vulnerable |
static int gup_pte_range(pmd_t pmd, unsigned long addr, unsigned long end,
int write, struct page **pages, int *nr)
{
struct dev_pagemap *pgmap = NULL;
int nr_start = *nr, ret = 0;
pte_t *ptep, *ptem;
ptem = ptep = pte_offset_map(&pmd, addr);
do {
pte_t pte = gup_get_pte(ptep);
struct page *head, *page;
... | 0 | C | CWE-416 | Use After Free | Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. | https://cwe.mitre.org/data/definitions/416.html | vulnerable |
static int llcp_sock_bind(struct socket *sock, struct sockaddr *addr, int alen)
{
struct sock *sk = sock->sk;
struct nfc_llcp_sock *llcp_sock = nfc_llcp_sock(sk);
struct nfc_llcp_local *local;
struct nfc_dev *dev;
struct sockaddr_nfc_llcp llcp_addr;
int len, ret = 0;
if (!addr || alen < offsetofend(struct socka... | 1 | C | CWE-476 | NULL Pointer Dereference | A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. | https://cwe.mitre.org/data/definitions/476.html | safe |
static inline int mk_vhost_fdt_close(struct session_request *sr)
{
int id;
unsigned int hash;
struct vhost_fdt_hash_table *ht = NULL;
struct vhost_fdt_hash_chain *hc;
if (config->fdt == MK_FALSE) {
return close(sr->fd_file);
}
id = sr->vhost_fdt_id;
hash = sr->vhost_fdt_hash;... | 0 | C | CWE-20 | Improper Input Validation | The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. | https://cwe.mitre.org/data/definitions/20.html | vulnerable |
SPL_METHOD(SplFileObject, ftell)
{
spl_filesystem_object *intern = (spl_filesystem_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
long ret = php_stream_tell(intern->u.file.stream);
if (ret == -1) {
RETURN_FALSE;
} else {
RETURN_LONG(ret);
}
} /* }}} */ | 1 | C | CWE-190 | Integer Overflow or Wraparound | The software performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. | https://cwe.mitre.org/data/definitions/190.html | safe |
static void scalar32_min_max_or(struct bpf_reg_state *dst_reg,
struct bpf_reg_state *src_reg)
{
bool src_known = tnum_subreg_is_const(src_reg->var_off);
bool dst_known = tnum_subreg_is_const(dst_reg->var_off);
struct tnum var32_off = tnum_subreg(dst_reg->var_off);
s32 smin_val = src_reg->smin_value;
u32 umin_v... | 0 | C | CWE-681 | Incorrect Conversion between Numeric Types | When converting from one data type to another, such as long to integer, data can be omitted or translated in a way that produces unexpected values. If the resulting values are used in a sensitive context, then dangerous behaviors may occur. | https://cwe.mitre.org/data/definitions/681.html | vulnerable |
static int open_url(AVFormatContext *s, AVIOContext **pb, const char *url,
AVDictionary *opts, AVDictionary *opts2, int *is_http)
{
HLSContext *c = s->priv_data;
AVDictionary *tmp = NULL;
const char *proto_name = NULL;
int ret;
av_dict_copy(&tmp, opts, 0);
av_dict_copy(&tmp,... | 0 | C | CWE-200 | Exposure of Sensitive Information to an Unauthorized Actor | The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. | https://cwe.mitre.org/data/definitions/200.html | vulnerable |
snmp_ber_encode_unsigned_integer(unsigned char *out, uint32_t *out_len, uint8_t type, uint32_t number)
{
uint32_t original_out_len;
original_out_len = *out_len;
do {
(*out_len)++;
*out-- = (uint8_t)(number & 0xFF);
number >>= 8;
} while(number);
out = snmp_ber_encode_length(out, out_len, ((*out_... | 0 | C | CWE-125 | Out-of-bounds Read | The software reads data past the end, or before the beginning, of the intended buffer. | https://cwe.mitre.org/data/definitions/125.html | vulnerable |
static void xen_irq_init(unsigned irq)
{
struct irq_info *info;
#ifdef CONFIG_SMP
/* By default all event channels notify CPU#0. */
cpumask_copy(irq_get_affinity_mask(irq), cpumask_of(0));
#endif
info = kzalloc(sizeof(*info), GFP_KERNEL);
if (info == NULL)
panic("Unable to allocate metadata for IRQ%d\n", irq);... | 1 | C | NVD-CWE-noinfo | null | null | null | safe |
SPL_METHOD(DirectoryIterator, next)
{
spl_filesystem_object *intern = (spl_filesystem_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
int skip_dots = SPL_HAS_FLAG(intern->flags, SPL_FILE_DIR_SKIPDOTS);
if (zend_parse_parameters_none() == FAILURE) {
return;
}
intern->u.dir.index++;
do {
spl_filesy... | 1 | C | CWE-190 | Integer Overflow or Wraparound | The software performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. | https://cwe.mitre.org/data/definitions/190.html | safe |
spnego_gss_complete_auth_token(
OM_uint32 *minor_status,
const gss_ctx_id_t context_handle,
gss_buffer_t input_message_buffer)
{
OM_uint32 ret;
spnego_gss_ctx_id_t sc = (spnego_gss_ctx_id_t)context_handle;
if (sc->ctx_handle == GSS_C_NO_CONTEXT)
return (GSS_S_UNAVAILABLE);
ret = gss_complete_auth_token(mi... | 1 | C | CWE-763 | Release of Invalid Pointer or Reference | The application attempts to return a memory resource to the system, but calls the wrong release function or calls the appropriate release function incorrectly. | https://cwe.mitre.org/data/definitions/763.html | safe |
static void test_show_object(struct object *object, const char *name,
void *data)
{
struct bitmap_test_data *tdata = data;
int bitmap_pos;
bitmap_pos = bitmap_position(object->oid.hash);
if (bitmap_pos < 0)
die("Object not in bitmap: %s\n", oid_to_hex(&object->oid));
bitmap_set(tdata->base, bitmap_pos)... | 1 | C | CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. | https://cwe.mitre.org/data/definitions/119.html | safe |
static int sgi_clock_set(clockid_t clockid, struct timespec *tp)
{
u64 nsec;
u64 rem;
nsec = rtc_time() * sgi_clock_period;
sgi_clock_offset.tv_sec = tp->tv_sec - div_long_long_rem(nsec, NSEC_PER_SEC, &rem);
if (rem <= tp->tv_nsec)
sgi_clock_offset.tv_nsec = tp->tv_sec - rem;
else {
sgi_clock_offset.tv_ns... | 0 | C | CWE-189 | Numeric Errors | Weaknesses in this category are related to improper calculation or conversion of numbers. | https://cwe.mitre.org/data/definitions/189.html | vulnerable |
static int set_core_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg)
{
__u32 __user *uaddr = (__u32 __user *)(unsigned long)reg->addr;
struct kvm_regs *regs = vcpu_gp_regs(vcpu);
int nr_regs = sizeof(*regs) / sizeof(__u32);
__uint128_t tmp;
void *valp = &tmp;
u64 off;
int err = 0;
/* Our ID is an inde... | 1 | C | CWE-20 | Improper Input Validation | The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. | https://cwe.mitre.org/data/definitions/20.html | safe |
static int __f2fs_set_acl(struct inode *inode, int type,
struct posix_acl *acl, struct page *ipage)
{
int name_index;
void *value = NULL;
size_t size = 0;
int error;
switch (type) {
case ACL_TYPE_ACCESS:
name_index = F2FS_XATTR_INDEX_POSIX_ACL_ACCESS;
if (acl) {
error = posix_acl_equiv_mode(acl, &inode... | 0 | C | CWE-285 | Improper Authorization | The software does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. | https://cwe.mitre.org/data/definitions/285.html | vulnerable |
l2tp_proto_ver_print(netdissect_options *ndo, const uint16_t *dat)
{
ND_PRINT((ndo, "%u.%u", (EXTRACT_16BITS(dat) >> 8),
(EXTRACT_16BITS(dat) & 0xff)));
} | 0 | C | CWE-125 | Out-of-bounds Read | The software reads data past the end, or before the beginning, of the intended buffer. | https://cwe.mitre.org/data/definitions/125.html | vulnerable |
static bool check_underflow(const struct ip6t_entry *e)
{
const struct xt_entry_target *t;
unsigned int verdict;
if (!unconditional(e))
return false;
t = ip6t_get_target_c(e);
if (strcmp(t->u.user.name, XT_STANDARD_TARGET) != 0)
return false;
verdict = ((struct xt_standard_target *)t)->verdict;
verdict = -v... | 1 | C | CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. | https://cwe.mitre.org/data/definitions/119.html | safe |
void ksz8851EventHandler(NetInterface *interface)
{
uint16_t status;
uint_t frameCount;
//Read interrupt status register
status = ksz8851ReadReg(interface, KSZ8851_REG_ISR);
//Check whether the link status has changed?
if((status & ISR_LCIS) != 0)
{
//Clear interrupt flag
ksz8851Write... | 0 | C | CWE-20 | Improper Input Validation | The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. | https://cwe.mitre.org/data/definitions/20.html | vulnerable |
static int oidc_session_redirect_parent_window_to_logout(request_rec *r,
oidc_cfg *c) {
oidc_debug(r, "enter");
char *java_script = apr_psprintf(r->pool,
" <script type=\"text/javascript\">\n"
" window.top.location.href = '%s?session=logout';\n"
" </script>\n", oidc_get_redirect_uri(r, c));
... | 0 | C | CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. | https://cwe.mitre.org/data/definitions/79.html | vulnerable |
static void perf_syscall_exit(void *ignore, struct pt_regs *regs, long ret)
{
struct syscall_metadata *sys_data;
struct syscall_trace_exit *rec;
struct hlist_head *head;
int syscall_nr;
int rctx;
int size;
syscall_nr = trace_get_syscall_nr(current, regs);
if (syscall_nr < 0 || syscall_nr >= NR_syscalls)
retu... | 1 | C | CWE-125 | Out-of-bounds Read | The software reads data past the end, or before the beginning, of the intended buffer. | https://cwe.mitre.org/data/definitions/125.html | safe |
static long ioctl_file_dedupe_range(struct file *file, void __user *arg)
{
struct file_dedupe_range __user *argp = arg;
struct file_dedupe_range *same = NULL;
int ret;
unsigned long size;
u16 count;
if (get_user(count, &argp->dest_count)) {
ret = -EFAULT;
goto out;
}
size = offsetof(struct file_dedupe_ran... | 1 | C | CWE-362 | Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') | The program contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. | https://cwe.mitre.org/data/definitions/362.html | safe |
regtilde(char_u *source, int magic)
{
char_u *newsub = source;
char_u *tmpsub;
char_u *p;
int len;
int prevlen;
for (p = newsub; *p; ++p)
{
if ((*p == '~' && magic) || (*p == '\\' && *(p + 1) == '~' && !magic))
{
if (reg_prev_sub != NULL)
{
// length = len(newsub) - 1 + len(... | 1 | C | CWE-416 | Use After Free | Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. | https://cwe.mitre.org/data/definitions/416.html | safe |
static VALUE cState_array_nl_set(VALUE self, VALUE array_nl)
{
unsigned long len;
GET_STATE(self);
Check_Type(array_nl, T_STRING);
len = RSTRING_LEN(array_nl);
if (len == 0) {
if (state->array_nl) {
ruby_xfree(state->array_nl);
state->array_nl = NULL;
}
} ... | 0 | C | CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. | https://cwe.mitre.org/data/definitions/119.html | vulnerable |
void perf_event_enable(struct perf_event *event)
{
struct perf_event_context *ctx = event->ctx;
struct task_struct *task = ctx->task;
if (!task) {
/*
* Enable the event on the cpu that it's on
*/
cpu_function_call(event->cpu, __perf_event_enable, event);
return;
}
raw_spin_lock_irq(&ctx->lock);
if (... | 0 | C | CWE-264 | Permissions, Privileges, and Access Controls | Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control. | https://cwe.mitre.org/data/definitions/264.html | vulnerable |
static UINT drive_process_irp_write(DRIVE_DEVICE* drive, IRP* irp)
{
DRIVE_FILE* file;
UINT32 Length;
UINT64 Offset;
if (!drive || !irp || !irp->input || !irp->output || !irp->Complete)
return ERROR_INVALID_PARAMETER;
if (Stream_GetRemainingLength(irp->input) < 32)
return ERROR_INVALID_DATA;
Stream_Read_UI... | 0 | C | CWE-125 | Out-of-bounds Read | The software reads data past the end, or before the beginning, of the intended buffer. | https://cwe.mitre.org/data/definitions/125.html | vulnerable |
nfs4_state_set_mode_locked(struct nfs4_state *state, fmode_t fmode)
{
if (state->state == fmode)
return;
/* NB! List reordering - see the reclaim code for why. */
if ((fmode & FMODE_WRITE) != (state->state & FMODE_WRITE)) {
if (fmode & FMODE_WRITE)
list_move(&state->open_states, &state->owner->so_states);
... | 1 | C | NVD-CWE-noinfo | null | null | null | safe |
INTERNAL void vterm_screen_free(VTermScreen *screen)
{
vterm_allocator_free(screen->vt, screen->buffers[0]);
vterm_allocator_free(screen->vt, screen->buffers[1]);
vterm_allocator_free(screen->vt, screen->sb_buffer);
vterm_allocator_free(screen->vt, screen);
} | 1 | C | CWE-476 | NULL Pointer Dereference | A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. | https://cwe.mitre.org/data/definitions/476.html | safe |
static const char *parse_value( cJSON *item, const char *value )
{
if ( ! value )
return 0; /* Fail on null. */
if ( ! strncmp( value, "null", 4 ) ) {
item->type = cJSON_NULL;
return value + 4;
}
if ( ! strncmp( value, "false", 5 ) ) {
item->type = cJSON_False;
return value + 5;
}
if ( ! strncmp( value,... | 0 | C | CWE-120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') | The program copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. | https://cwe.mitre.org/data/definitions/120.html | vulnerable |
struct inode *isofs_iget(struct super_block *sb,
unsigned long block,
unsigned long offset)
{
unsigned long hashval;
struct inode *inode;
struct isofs_iget5_callback_data data;
long ret;
if (offset >= 1ul << sb->s_blocksize_bits)
return ERR_PTR(-EINVAL);
data.block = block;
data.offset = offset;
ha... | 0 | C | CWE-20 | Improper Input Validation | The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. | https://cwe.mitre.org/data/definitions/20.html | vulnerable |
str_lower_case_match(OnigEncoding enc, int case_fold_flag,
const UChar* t, const UChar* tend,
const UChar* p, const UChar* end)
{
int lowlen;
UChar *q, lowbuf[ONIGENC_MBC_CASE_FOLD_MAXLEN];
while (t < tend) {
lowlen = ONIGENC_MBC_CASE_FOLD(enc, case_fold_flag, &p, en... | 1 | C | CWE-125 | Out-of-bounds Read | The software reads data past the end, or before the beginning, of the intended buffer. | https://cwe.mitre.org/data/definitions/125.html | safe |
header_gets (SF_PRIVATE *psf, char *ptr, int bufsize)
{ int k ;
for (k = 0 ; k < bufsize - 1 ; k++)
{ if (psf->headindex < psf->headend)
{ ptr [k] = psf->header [psf->headindex] ;
psf->headindex ++ ;
}
else
{ psf->headend += psf_fread (psf->header + psf->headend, 1, 1, psf) ;
ptr [k] = psf->header [p... | 0 | C | CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. | https://cwe.mitre.org/data/definitions/119.html | vulnerable |
static int reverseSortFiles(MprDirEntry **d1, MprDirEntry **d2)
{
char *base1, *base2, *b1, *b2, *p1, *p2;
int rc;
base1 = mprGetPathBase((*d1)->name);
base2 = mprGetPathBase((*d2)->name);
if (smatch(base1, base2)) {
return 0;
}
b1 = ssplit(base1, "-", &p1);
b2 = ssplit(... | 1 | C | NVD-CWE-Other | Other | NVD is only using a subset of CWE for mapping instead of the entire CWE, and the weakness type is not covered by that subset. | https://nvd.nist.gov/vuln/categories | safe |
static int update_alu_sanitation_state(struct bpf_insn_aux_data *aux,
u32 alu_state, u32 alu_limit)
{
/* If we arrived here from different branches with different
* state or limits to sanitize, then this won't work.
*/
if (aux->alu_state &&
(aux->alu_state != alu_state ||
aux->alu_limit != a... | 1 | C | CWE-189 | Numeric Errors | Weaknesses in this category are related to improper calculation or conversion of numbers. | https://cwe.mitre.org/data/definitions/189.html | safe |
static bool load_buffer(RBinFile *bf, void **bin_obj, RBuffer *buf, ut64 loadaddr, Sdb *sdb) {
RBuffer *fbuf = r_buf_ref (buf);
struct MACH0_(opts_t) opts;
MACH0_(opts_set_default) (&opts, bf);
struct MACH0_(obj_t) *main_mach0 = MACH0_(new_buf) (fbuf, &opts);
if (!main_mach0) {
return false;
}
RRebaseInfo *re... | 1 | C | CWE-476 | NULL Pointer Dereference | A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. | https://cwe.mitre.org/data/definitions/476.html | safe |
void *ipc_alloc(int size)
{
void *out;
if(size > PAGE_SIZE)
out = vmalloc(size);
else
out = kmalloc(size, GFP_KERNEL);
return out;
} | 1 | C | CWE-189 | Numeric Errors | Weaknesses in this category are related to improper calculation or conversion of numbers. | https://cwe.mitre.org/data/definitions/189.html | safe |
void __sock_recv_timestamp(struct msghdr *msg, struct sock *sk,
struct sk_buff *skb)
{
int need_software_tstamp = sock_flag(sk, SOCK_RCVTSTAMP);
struct scm_timestamping tss;
int empty = 1;
struct skb_shared_hwtstamps *shhwtstamps =
skb_hwtstamps(skb);
/* Race occurred between timestamp enabling and packet
... | 1 | C | CWE-125 | Out-of-bounds Read | The software reads data past the end, or before the beginning, of the intended buffer. | https://cwe.mitre.org/data/definitions/125.html | safe |
ParseNameValue(const char * buffer, int bufsize,
struct NameValueParserData * data)
{
struct xmlparser parser;
data->l_head = NULL;
data->portListing = NULL;
data->portListingLength = 0;
/* init xmlparser object */
parser.xmlstart = buffer;
parser.xmlsize = bufsize;
parser.data = data;
parser.st... | 0 | C | CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. | https://cwe.mitre.org/data/definitions/119.html | vulnerable |
static int mif_process_cmpt(mif_hdr_t *hdr, char *buf)
{
jas_tvparser_t *tvp;
mif_cmpt_t *cmpt;
int id;
cmpt = 0;
tvp = 0;
if (!(cmpt = mif_cmpt_create())) {
goto error;
}
cmpt->tlx = 0;
cmpt->tly = 0;
cmpt->sampperx = 0;
cmpt->samppery = 0;
cmpt->width = 0;
cmpt->height = 0;
cmpt->prec = 0;
cmpt->sg... | 0 | C | CWE-416 | Use After Free | Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. | https://cwe.mitre.org/data/definitions/416.html | vulnerable |
ext2_set_acl(struct inode *inode, struct posix_acl *acl, int type)
{
int name_index;
void *value = NULL;
size_t size = 0;
int error;
switch(type) {
case ACL_TYPE_ACCESS:
name_index = EXT2_XATTR_INDEX_POSIX_ACL_ACCESS;
if (acl) {
error = posix_acl_equiv_mode(acl, &inode->i_mode);
if (error < 0)
... | 0 | C | CWE-285 | Improper Authorization | The software does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. | https://cwe.mitre.org/data/definitions/285.html | vulnerable |
int ipc_rcu_getref(void *ptr)
{
return atomic_inc_not_zero(&container_of(ptr, struct ipc_rcu_hdr, data)->refcount);
} | 1 | C | CWE-189 | Numeric Errors | Weaknesses in this category are related to improper calculation or conversion of numbers. | https://cwe.mitre.org/data/definitions/189.html | safe |
static int __videobuf_mmap_mapper(struct videobuf_queue *q,
struct vm_area_struct *vma)
{
struct videbuf_vmalloc_memory *mem;
struct videobuf_mapping *map;
unsigned int first;
int retval;
unsigned long offset = vma->vm_pgoff << PAGE_SHIFT;
if (! (vma->vm_flags & VM_WRITE) || ! (vma->vm_flags & VM_SHARED))
... | 0 | C | CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. | https://cwe.mitre.org/data/definitions/119.html | vulnerable |
static void perf_event_mmap_output(struct perf_event *event,
struct perf_mmap_event *mmap_event)
{
struct perf_output_handle handle;
struct perf_sample_data sample;
int size = mmap_event->event_id.header.size;
int ret;
perf_event_header__init_id(&mmap_event->event_id.header, &sample, event);
ret = perf_... | 0 | C | CWE-400 | Uncontrolled Resource Consumption | The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. | https://cwe.mitre.org/data/definitions/400.html | vulnerable |
PHP_FUNCTION(radius_get_vendor_attr)
{
int res;
const void *data;
int len;
u_int32_t vendor;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &data, &len) == FAILURE) {
return;
}
res = rad_get_vendor_attr(&vendor, &data, (size_t *) &len);
if (res == -1) {
RETURN_FALSE;
} else {
array_init(ret... | 0 | C | CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. | https://cwe.mitre.org/data/definitions/119.html | vulnerable |
static BOOL gdi_Bitmap_Decompress(rdpContext* context, rdpBitmap* bitmap,
const BYTE* pSrcData, UINT32 DstWidth, UINT32 DstHeight,
UINT32 bpp, UINT32 length, BOOL compressed,
UINT32 codecId)
{
UINT32 SrcSize = length;... | 0 | C | CWE-787 | Out-of-bounds Write | The software writes data past the end, or before the beginning, of the intended buffer. | https://cwe.mitre.org/data/definitions/787.html | vulnerable |
void beforeSleep(struct aeEventLoop *eventLoop) {
REDIS_NOTUSED(eventLoop);
listNode *ln;
redisClient *c;
/* Awake clients that got all the swapped keys they requested */
if (server.vm_enabled && listLength(server.io_ready_clients)) {
listIter li;
listRewind(server.io_ready_clients... | 0 | C | CWE-20 | Improper Input Validation | The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. | https://cwe.mitre.org/data/definitions/20.html | vulnerable |
GF_Err gf_isom_set_extraction_slc(GF_ISOFile *the_file, u32 trackNumber, u32 StreamDescriptionIndex, const GF_SLConfig *slConfig)
{
GF_TrackBox *trak;
GF_SampleEntryBox *entry;
GF_Err e;
GF_SLConfig **slc;
trak = gf_isom_get_track_from_file(the_file, trackNumber);
if (!trak) return GF_BAD_PARAM;
e = Media_GetS... | 0 | C | CWE-476 | NULL Pointer Dereference | A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. | https://cwe.mitre.org/data/definitions/476.html | vulnerable |
isis_print_id(const uint8_t *cp, int id_len)
{
int i;
static char id[sizeof("xxxx.xxxx.xxxx.yy-zz")];
char *pos = id;
int sysid_len;
sysid_len = SYSTEM_ID_LEN;
if (sysid_len > id_len)
sysid_len = id_len;
for (i = 1; i <= sysid_len; i++) {
snprintf(pos, sizeof(id) - (pos - id... | 1 | C | CWE-125 | Out-of-bounds Read | The software reads data past the end, or before the beginning, of the intended buffer. | https://cwe.mitre.org/data/definitions/125.html | safe |
static void flush_end_io(struct request *flush_rq, int error)
{
struct request_queue *q = flush_rq->q;
struct list_head *running;
bool queued = false;
struct request *rq, *n;
unsigned long flags = 0;
struct blk_flush_queue *fq = blk_get_flush_queue(q, flush_rq->mq_ctx);
if (q->mq_ops) {
struct blk_mq_hw_ctx *... | 1 | C | CWE-264 | Permissions, Privileges, and Access Controls | Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control. | https://cwe.mitre.org/data/definitions/264.html | safe |
void test_symlink(const char *path)
{
char *d = strdupa(path), *tmpname;
d = dirname(d);
size_t len = strlen(path) + 30;
tmpname = alloca(len);
snprintf(tmpname, len, "%s/%d", d, (int)getpid());
if (symlink(tmpname, path) == 0) {
fprintf(stderr, "leak at symlink of %s\n", path);
exit(1);
}
if (errno != ENO... | 1 | C | CWE-264 | Permissions, Privileges, and Access Controls | Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control. | https://cwe.mitre.org/data/definitions/264.html | safe |
char *string_crypt(const char *key, const char *salt) {
assertx(key);
assertx(salt);
char random_salt[12];
if (!*salt) {
memcpy(random_salt,"$1$",3);
ito64(random_salt+3,rand(),8);
random_salt[11] = '\0';
return string_crypt(key, random_salt);
}
auto const saltLen = strlen(salt);
if ((sa... | 1 | C | CWE-22 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the software does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of t... | https://cwe.mitre.org/data/definitions/22.html | safe |
vhost_scsi_make_tpg(struct se_wwn *wwn,
struct config_group *group,
const char *name)
{
struct vhost_scsi_tport *tport = container_of(wwn,
struct vhost_scsi_tport, tport_wwn);
struct vhost_scsi_tpg *tpg;
unsigned long tpgt;
int ret;
if (strstr(name, "tpgt_") != name)
return ERR_PTR(-EINVAL);
if (... | 0 | C | CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. | https://cwe.mitre.org/data/definitions/119.html | vulnerable |
static int ims_pcu_parse_cdc_data(struct usb_interface *intf, struct ims_pcu *pcu)
{
const struct usb_cdc_union_desc *union_desc;
struct usb_host_interface *alt;
union_desc = ims_pcu_get_cdc_union_desc(intf);
if (!union_desc)
return -EINVAL;
pcu->ctrl_intf = usb_ifnum_to_if(pcu->udev,
union_desc->bMaste... | 1 | C | NVD-CWE-Other | Other | NVD is only using a subset of CWE for mapping instead of the entire CWE, and the weakness type is not covered by that subset. | https://nvd.nist.gov/vuln/categories | safe |
ip_optprint(netdissect_options *ndo,
register const u_char *cp, u_int length)
{
register u_int option_len;
const char *sep = "";
for (; length > 0; cp += option_len, length -= option_len) {
u_int option_code;
ND_PRINT((ndo, "%s", sep));
sep = ",";
ND_TCHECK(*cp);
option_code = *cp;
ND_PRI... | 0 | C | CWE-125 | Out-of-bounds Read | The software reads data past the end, or before the beginning, of the intended buffer. | https://cwe.mitre.org/data/definitions/125.html | vulnerable |
static int udf_pc_to_char(struct super_block *sb, unsigned char *from,
int fromlen, unsigned char *to, int tolen)
{
struct pathComponent *pc;
int elen = 0;
int comp_len;
unsigned char *p = to;
/* Reserve one byte for terminating \0 */
tolen--;
while (elen < fromlen) {
pc = (struct pathComponent *)(from +... | 0 | C | CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. | https://cwe.mitre.org/data/definitions/119.html | vulnerable |
uint32_t virtio_config_readb(VirtIODevice *vdev, uint32_t addr)
{
VirtioDeviceClass *k = VIRTIO_DEVICE_GET_CLASS(vdev);
uint8_t val;
if (addr + sizeof(val) > vdev->config_len) {
return (uint32_t)-1;
}
k->get_config(vdev, vdev->config);
val = ldub_p(vdev->config + addr);
return val... | 1 | C | CWE-269 | Improper Privilege Management | The software does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. | https://cwe.mitre.org/data/definitions/269.html | safe |
int sc_file_set_sec_attr(sc_file_t *file, const u8 *sec_attr,
size_t sec_attr_len)
{
u8 *tmp;
if (!sc_file_valid(file)) {
return SC_ERROR_INVALID_ARGUMENTS;
}
if (sec_attr == NULL || sec_attr_len) {
if (file->sec_attr != NULL)
free(file->sec_attr);
file->sec_attr = NULL;
file->sec_attr_len = 0;
re... | 1 | C | CWE-415 | Double Free | The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. | https://cwe.mitre.org/data/definitions/415.html | safe |
static enum test_return test_issue_102(void) {
char buffer[4096];
memset(buffer, ' ', sizeof(buffer));
buffer[sizeof(buffer) - 1] = '\0';
close(sock);
sock = connect_server("127.0.0.1", port, false);
send_ascii_command(buffer);
/* verify that the server closed the connection */
assert(... | 1 | C | CWE-20 | Improper Input Validation | The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. | https://cwe.mitre.org/data/definitions/20.html | safe |
int verify_compat_iovec(struct msghdr *kern_msg, struct iovec *kern_iov,
struct sockaddr_storage *kern_address, int mode)
{
int tot_len;
if (kern_msg->msg_namelen) {
if (mode == VERIFY_READ) {
int err = move_addr_to_kernel(kern_msg->msg_name,
kern_msg->msg_namelen,
kern_address);
... | 1 | C | CWE-20 | Improper Input Validation | The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. | https://cwe.mitre.org/data/definitions/20.html | safe |
ipv6_dup_options(struct sock *sk, struct ipv6_txoptions *opt)
{
struct ipv6_txoptions *opt2;
opt2 = sock_kmalloc(sk, opt->tot_len, GFP_ATOMIC);
if (opt2) {
long dif = (char *)opt2 - (char *)opt;
memcpy(opt2, opt, opt->tot_len);
if (opt2->hopopt)
*((char **)&opt2->hopopt) += dif;
if (opt2->dst0opt)
*((... | 1 | C | CWE-416 | Use After Free | Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. | https://cwe.mitre.org/data/definitions/416.html | safe |
l2tp_q931_cc_print(netdissect_options *ndo, const u_char *dat, u_int length)
{
if (length < 3) {
ND_PRINT((ndo, "AVP too short"));
return;
}
print_16bits_val(ndo, (const uint16_t *)dat);
ND_PRINT((ndo, ", %02x", dat[2]));
dat += 3;
length -= 3;
if (length != 0) {
ND_PRINT((ndo, " "));
print_string(ndo, d... | 1 | C | CWE-125 | Out-of-bounds Read | The software reads data past the end, or before the beginning, of the intended buffer. | https://cwe.mitre.org/data/definitions/125.html | safe |
static int gup_huge_pgd(pgd_t orig, pgd_t *pgdp, unsigned long addr,
unsigned long end, int write,
struct page **pages, int *nr)
{
int refs;
struct page *head, *page;
if (!pgd_access_permitted(orig, write))
return 0;
BUILD_BUG_ON(pgd_devmap(orig));
refs = 0;
page = pgd_page(orig) + ((addr & ~PGDIR_MASK)... | 1 | C | CWE-416 | Use After Free | Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. | https://cwe.mitre.org/data/definitions/416.html | safe |
static unsigned long get_seg_limit(struct pt_regs *regs, int seg_reg_idx)
{
struct desc_struct *desc;
unsigned long limit;
short sel;
sel = get_segment_selector(regs, seg_reg_idx);
if (sel < 0)
return 0;
if (user_64bit_mode(regs) || v8086_mode(regs))
return -1L;
if (!sel)
return 0;
desc = get_desc(sel... | 0 | C | CWE-416 | Use After Free | Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. | https://cwe.mitre.org/data/definitions/416.html | vulnerable |
TfLiteStatus Eval(TfLiteContext* context, TfLiteNode* node) {
auto* params = reinterpret_cast<TfLiteSequenceRNNParams*>(node->builtin_data);
const TfLiteTensor* input = GetInput(context, node, kInputTensor);
const TfLiteTensor* input_weights = GetInput(context, node, kWeightsTensor);
const TfLiteTensor* recurre... | 0 | C | CWE-125 | Out-of-bounds Read | The software reads data past the end, or before the beginning, of the intended buffer. | https://cwe.mitre.org/data/definitions/125.html | vulnerable |
gss_get_mic_iov_length(OM_uint32 *minor_status, gss_ctx_id_t context_handle,
gss_qop_t qop_req, gss_iov_buffer_desc *iov,
int iov_count)
{
OM_uint32 status;
gss_union_ctx_id_t ctx;
gss_mechanism mech;
status = val_wrap_iov_args(minor_status, context_handle, 0, qop_req, NULL,
... | 1 | C | CWE-415 | Double Free | The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. | https://cwe.mitre.org/data/definitions/415.html | safe |
static int __init ip6_tunnel_init(void)
{
int err;
err = register_pernet_device(&ip6_tnl_net_ops);
if (err < 0)
goto out_pernet;
err = xfrm6_tunnel_register(&ip4ip6_handler, AF_INET);
if (err < 0) {
printk(KERN_ERR "ip6_tunnel init: can't register ip4ip6\n");
goto out_ip4ip6;
}
err = xfrm6_tunnel_regis... | 1 | C | CWE-362 | Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') | The program contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. | https://cwe.mitre.org/data/definitions/362.html | safe |
mark_desktop_file_executable_task_thread_func (GTask *task,
gpointer source_object,
gpointer task_data,
GCancellable *cancellable)
{
MarkTrustedJob *job = tas... | 1 | C | CWE-20 | Improper Input Validation | The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. | https://cwe.mitre.org/data/definitions/20.html | safe |
static void oz_usb_handle_ep_data(struct oz_usb_ctx *usb_ctx,
struct oz_usb_hdr *usb_hdr, int len)
{
struct oz_data *data_hdr = (struct oz_data *)usb_hdr;
switch (data_hdr->format) {
case OZ_DATA_F_MULTIPLE_FIXED: {
struct oz_multiple_fixed *body =
(struct oz_multiple_fixed *)data_hdr;
u8 *data = body->d... | 0 | C | CWE-189 | Numeric Errors | Weaknesses in this category are related to improper calculation or conversion of numbers. | https://cwe.mitre.org/data/definitions/189.html | vulnerable |
test_compare_files (const char* tgt, const char *rec)
{
FILE *orig, *recons;
static uint8_t obuf[TESTBUFSIZE], rbuf[TESTBUFSIZE];
xoff_t offset = 0;
size_t i;
size_t oc, rc;
xoff_t diffs = 0;
if ((orig = fopen (tgt, "r")) == NULL)
{
XPR(NT "open %s failed\n", tgt);
return get_errno ();
... | 0 | C | CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. | https://cwe.mitre.org/data/definitions/119.html | vulnerable |
void iov_iter_pipe(struct iov_iter *i, int direction,
struct pipe_inode_info *pipe,
size_t count)
{
BUG_ON(direction != ITER_PIPE);
WARN_ON(pipe->nrbufs == pipe->buffers);
i->type = direction;
i->pipe = pipe;
i->idx = (pipe->curbuf + pipe->nrbufs) & (pipe->buffers - 1);
i->iov_offset = 0;
i->count = count;... | 1 | C | CWE-200 | Exposure of Sensitive Information to an Unauthorized Actor | The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. | https://cwe.mitre.org/data/definitions/200.html | safe |
destroyPresentationContextList(LST_HEAD ** lst)
{
DUL_PRESENTATIONCONTEXT *pc;
DUL_TRANSFERSYNTAX *ts;
if ((lst == NULL) || (*lst == NULL))
return;
while ((pc = (DUL_PRESENTATIONCONTEXT*) LST_Dequeue(lst)) != NULL) {
if (pc->proposedTransferSyntax != NULL) {
while ((ts = (DU... | 0 | C | CWE-401 | Missing Release of Memory after Effective Lifetime | The software does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. | https://cwe.mitre.org/data/definitions/401.html | vulnerable |
checked_xmalloc (size_t num, size_t size)
{
size_t res;
if (check_mul_overflow(num, size, &res))
abort();
alloc_limit_assert ("checked_xmalloc", res);
return xmalloc (num, size);
} | 1 | C | CWE-190 | Integer Overflow or Wraparound | The software performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. | https://cwe.mitre.org/data/definitions/190.html | safe |
static ssize_t available_instances_show(struct mdev_type *mtype,
struct mdev_type_attribute *attr,
char *buf)
{
const struct mbochs_type *type =
&mbochs_types[mtype_get_type_group_id(mtype)];
int count = (max_mbytes - mbochs_used_mbytes) / type->mbytes;
return sprintf(buf, "%d\n", count);
} | 0 | C | CWE-401 | Missing Release of Memory after Effective Lifetime | The software does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. | https://cwe.mitre.org/data/definitions/401.html | vulnerable |
int inode_change_ok(const struct inode *inode, struct iattr *attr)
{
unsigned int ia_valid = attr->ia_valid;
/*
* First check size constraints. These can't be overriden using
* ATTR_FORCE.
*/
if (ia_valid & ATTR_SIZE) {
int error = inode_newsize_ok(inode, attr->ia_size);
if (error)
return error;
}
... | 0 | C | CWE-264 | Permissions, Privileges, and Access Controls | Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control. | https://cwe.mitre.org/data/definitions/264.html | vulnerable |
static int ext4_dax_pmd_fault(struct vm_area_struct *vma, unsigned long addr,
pmd_t *pmd, unsigned int flags)
{
int result;
handle_t *handle = NULL;
struct inode *inode = file_inode(vma->vm_file);
struct super_block *sb = inode->i_sb;
bool write = flags & FAULT_FLAG_WRITE;
if (write) {
sb_start_pagefault... | 1 | C | CWE-362 | Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') | The program contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. | https://cwe.mitre.org/data/definitions/362.html | safe |
static void tokenadd(struct jv_parser* p, char c) {
assert(p->tokenpos <= p->tokenlen);
if (p->tokenpos >= (p->tokenlen - 1)) {
p->tokenlen = p->tokenlen*2 + 256;
p->tokenbuf = jv_mem_realloc(p->tokenbuf, p->tokenlen);
}
assert(p->tokenpos < p->tokenlen);
p->tokenbuf[p->tokenpos++] = c;
} | 1 | C | CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. | https://cwe.mitre.org/data/definitions/119.html | safe |
void mark_files_ro(struct super_block *sb)
{
struct file *f;
lg_global_lock(&files_lglock);
do_file_list_for_each_entry(sb, f) {
if (!file_count(f))
continue;
if (!(f->f_mode & FMODE_WRITE))
continue;
spin_lock(&f->f_lock);
f->f_mode &= ~FMODE_WRITE;
spin_unlock(&f->f_lock);
if (file_check_writeab... | 0 | C | CWE-17 | DEPRECATED: Code | This entry has been deprecated. It was originally used for organizing the Development View (CWE-699) and some other views, but it introduced unnecessary complexity and depth to the resulting tree. | https://cwe.mitre.org/data/definitions/17.html | vulnerable |
SPL_METHOD(SplFileObject, fputcsv)
{
spl_filesystem_object *intern = (spl_filesystem_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
char delimiter = intern->u.file.delimiter, enclosure = intern->u.file.enclosure, escape = intern->u.file.escape;
char *delim = NULL, *enclo = NULL, *esc = NULL;
int d_len =... | 1 | C | CWE-190 | Integer Overflow or Wraparound | The software performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. | https://cwe.mitre.org/data/definitions/190.html | safe |
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