code
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2.05k
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9 values
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stringlengths
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2 values
static inline void set_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte) { if (pte_valid_user(pte)) { if (!pte_special(pte) && pte_exec(pte)) __sync_icache_dcache(pte, addr); if (pte_dirty(pte) && pte_write(pte)) pte_val(pte) &= ~PTE_RDONLY; else pte_val(pte) |= PTE_RDONL...
1
C
CWE-19
Data Processing Errors
Weaknesses in this category are typically found in functionality that processes data. Data processing is the manipulation of input to retrieve or save information.
https://cwe.mitre.org/data/definitions/19.html
safe
static int crypto_report_comp(struct sk_buff *skb, struct crypto_alg *alg) { struct crypto_report_comp rcomp; snprintf(rcomp.type, CRYPTO_MAX_ALG_NAME, "%s", "compression"); if (nla_put(skb, CRYPTOCFGA_REPORT_COMPRESS, sizeof(struct crypto_report_comp), &rcomp)) goto nla_put_failure; return 0; nla_put_fa...
0
C
CWE-310
Cryptographic Issues
Weaknesses in this category are related to the design and implementation of data confidentiality and integrity. Frequently these deal with the use of encoding techniques, encryption libraries, and hashing algorithms. The weaknesses in this category could lead to a degradation of the quality data if they are not address...
https://cwe.mitre.org/data/definitions/310.html
vulnerable
mcs_recv_connect_response(STREAM mcs_data) { UNUSED(mcs_data); uint8 result; int length; STREAM s; RD_BOOL is_fastpath; uint8 fastpath_hdr; logger(Protocol, Debug, "%s()", __func__); s = iso_recv(&is_fastpath, &fastpath_hdr); if (s == NULL) return False; ber_parse_header(s, MCS_CONNECT_RESPONSE, &length)...
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 const uint8_t *get_signature(const uint8_t *asn1_sig, int *len) { int offset = 0; const uint8_t *ptr = NULL; if (asn1_next_obj(asn1_sig, &offset, ASN1_SEQUENCE) < 0 || asn1_skip_obj(asn1_sig, &offset, ASN1_SEQUENCE)) goto end_get_sig; if (asn1_sig[offset++] != ASN1_OCTET_ST...
0
C
CWE-347
Improper Verification of Cryptographic Signature
The software does not verify, or incorrectly verifies, the cryptographic signature for data.
https://cwe.mitre.org/data/definitions/347.html
vulnerable
void CLASS foveon_dp_load_raw() { unsigned c, roff[4], row, col, diff; ushort huff[512], vpred[2][2], hpred[2]; fseek (ifp, 8, SEEK_CUR); foveon_huff (huff); roff[0] = 48; FORC3 roff[c+1] = -(-(roff[c] + get4()) & -16); FORC3 { fseek (ifp, data_offset+roff[c], SEEK_SET); getbits(-1); vpred[0]...
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 getnum (lua_State *L, const char **fmt, int df) { if (!isdigit(**fmt)) /* no number? */ return df; /* return default value */ else { int a = 0; do { if (a > (INT_MAX / 10) || a * 10 > (INT_MAX - (**fmt - '0'))) luaL_error(L, "integral size overflow"); a = a*10 + *((*fmt)...
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
generate_loadvar( cctx_T *cctx, assign_dest_T dest, char_u *name, lvar_T *lvar, type_T *type) { switch (dest) { case dest_option: case dest_func_option: generate_LOAD(cctx, ISN_LOADOPT, 0, name, type); break; case dest_global: if (vim_strchr(name, AUTOLOAD_CHAR) == NULL) { if (...
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
static const char *parse_number( cJSON *item, const char *num ) { int64_t i = 0; double f = 0; int isint = 1; int sign = 1, scale = 0, subscale = 0, signsubscale = 1; /* Could use sscanf for this? */ if ( *num == '-' ) { /* Has sign. */ sign = -1; ++num; } if ( *num == '0' ) /* Is zero. */ ++num; if...
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
ast2obj_keyword(void* _o) { keyword_ty o = (keyword_ty)_o; PyObject *result = NULL, *value = NULL; if (!o) { Py_INCREF(Py_None); return Py_None; } result = PyType_GenericNew(keyword_type, NULL, NULL); if (!result) return NULL; value = ast2obj_identifier(o->arg); if (!val...
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
void send_fd(int sockfd, int fd) { int bytes_written; struct msghdr msg = { }; struct cmsghdr *cmsg; struct iovec iov[1] = { }; char null_byte = '\0'; iov[0].iov_base = &null_byte; iov[0].iov_len = 1; msg.msg_iov = iov; msg.msg_iovlen = 1; /* We send only one fd as specified by cmsg->cmsg_len below, even ...
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
call_qftf_func(qf_list_T *qfl, int qf_winid, long start_idx, long end_idx) { callback_T *cb = &qftf_cb; list_T *qftf_list = NULL; static int recursive = FALSE; if (recursive) return NULL; // this doesn't work properly recursively recursive = TRUE; // If 'quickfixtextfunc' is set, then use th...
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
pdf_t *pdf_new(const char *name) { const char *n; pdf_t *pdf; pdf = calloc(1, sizeof(pdf_t)); if (name) { /* Just get the file name (not path) */ if ((n = strrchr(name, '/'))) ++n; else n = name; pdf->name = malloc(strlen(n) + 1); ...
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
int wcall_i_answer(struct wcall *wcall, int call_type, int audio_cbr) { int err = 0; bool cbr = audio_cbr != 0; if (!wcall) { warning("wcall; answer: no wcall\n"); return EINVAL; } call_type = (call_type == WCALL_CALL_TYPE_FORCED_AUDIO) ? WCALL_CALL_TYPE_NORMAL : call_type; info(APITAG "wcall(%p...
0
C
CWE-134
Use of Externally-Controlled Format String
The software uses a function that accepts a format string as an argument, but the format string originates from an external source.
https://cwe.mitre.org/data/definitions/134.html
vulnerable
static inline __u64 dccp_v6_init_sequence(struct sk_buff *skb) { return secure_dccpv6_sequence_number(ipv6_hdr(skb)->daddr.s6_addr32, ipv6_hdr(skb)->saddr.s6_addr32, dccp_hdr(skb)->dccph_dport, dccp_hdr(skb)->dccph_sport ); }
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 void __intel_pmu_pebs_event(struct perf_event *event, struct pt_regs *iregs, void *__pebs) { /* * We cast to pebs_record_core since that is a subset of * both formats and we don't use the other fields in this * routine. */ struct pebs_record_core *pebs = __pebs; struct perf_sample_data data; s...
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
jp2_box_t *jp2_box_get(jas_stream_t *in) { jp2_box_t *box; jp2_boxinfo_t *boxinfo; jas_stream_t *tmpstream; uint_fast32_t len; uint_fast64_t extlen; bool dataflag; box = 0; tmpstream = 0; if (!(box = jas_malloc(sizeof(jp2_box_t)))) { goto error; } box->ops = &jp2_boxinfo_unk.ops; if (jp2_getuint32(in, &...
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
snmp_mib_find(uint32_t *oid) { snmp_mib_resource_t *resource; resource = NULL; for(resource = list_head(snmp_mib); resource; resource = resource->next) { if(!snmp_oid_cmp_oid(oid, resource->oid)) { return resource; } } return NULL; }
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 CACHE_BITMAP_V3_ORDER* update_read_cache_bitmap_v3_order(rdpUpdate* update, wStream* s, UINT16 flags) { BYTE bitsPerPixelId; BITMAP_DATA_EX* bitmapData; UINT32 new_len; BYTE* new_data; CACHE_BITMAP_V3_ORDER* cache_bitmap_v3; if (!update || !s...
0
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
vulnerable
static PyObject *__pyx_pf_17clickhouse_driver_14bufferedreader_14BufferedReader_19current_buffer_size___get__(struct __pyx_obj_17clickhouse_driver_14bufferedreader_BufferedReader *__pyx_v_self) { PyObject *__pyx_r = NULL; __Pyx_RefNannyDeclarations PyObject *__pyx_t_1 = NULL; __Pyx_RefNannySetupContext("__get__...
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
__reiserfs_set_acl(struct reiserfs_transaction_handle *th, struct inode *inode, int type, struct posix_acl *acl) { char *name; void *value = NULL; size_t size = 0; int error; switch (type) { case ACL_TYPE_ACCESS: name = XATTR_NAME_POSIX_ACL_ACCESS; if (acl) { error = posix_acl_equiv_mode(acl, &inode->i...
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
static int list_devices(struct file *filp, struct dm_ioctl *param, size_t param_size) { unsigned int i; struct hash_cell *hc; size_t len, needed = 0; struct gendisk *disk; struct dm_name_list *orig_nl, *nl, *old_nl = NULL; uint32_t *event_nr; down_write(&_hash_lock); /* * Loop through all the devices workin...
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
static struct bpf_insn_aux_data *cur_aux(struct bpf_verifier_env *env) { return &env->insn_aux_data[env->insn_idx]; }
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
int read_file(struct sc_card *card, char *str_path, unsigned char **data, size_t *data_len) { struct sc_path path; struct sc_file *file; unsigned char *p; int ok = 0; int r; size_t len; sc_format_path(str_path, &path); if (SC_SUCCESS != sc_select_file(card, &path, &file)) { goto err; } len = file ? file->...
0
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
vulnerable
static void hid_input_field(struct hid_device *hid, struct hid_field *field, __u8 *data, int interrupt) { unsigned n; unsigned count = field->report_count; unsigned offset = field->report_offset; unsigned size = field->report_size; __s32 min = field->logical_minimum; __s32 max = field->logical_maximum; __...
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
error_t enc624j600SendPacket(NetInterface *interface, const NetBuffer *buffer, size_t offset, NetTxAncillary *ancillary) { size_t length; //Retrieve the length of the packet length = netBufferGetLength(buffer) - offset; //Check the frame length if(length > 1536) { //The transmitter can acce...
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 gboolean irssi_ssl_verify_hostname(X509 *cert, const char *hostname) { int gen_index, gen_count; gboolean matched = FALSE, has_dns_name = FALSE; const char *cert_dns_name; char *cert_subject_cn; const GENERAL_NAME *gn; STACK_OF(GENERAL_NAME) * gens; /* Verify the dNSName(s) in the peer certificate agains...
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
void mm_release(struct task_struct *tsk, struct mm_struct *mm) { struct completion *vfork_done = tsk->vfork_done; /* Get rid of any futexes when releasing the mm */ #ifdef CONFIG_FUTEX if (unlikely(tsk->robust_list)) exit_robust_list(tsk); #ifdef CONFIG_COMPAT if (unlikely(tsk->compat_robust_list)) compat_exit...
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
int hashtable_init(hashtable_t *hashtable) { size_t i; hashtable->size = 0; hashtable->num_buckets = 0; /* index to primes[] */ hashtable->buckets = jsonp_malloc(num_buckets(hashtable) * sizeof(bucket_t)); if(!hashtable->buckets) return -1; list_init(&hashtable->list); for(i = 0;...
0
C
CWE-310
Cryptographic Issues
Weaknesses in this category are related to the design and implementation of data confidentiality and integrity. Frequently these deal with the use of encoding techniques, encryption libraries, and hashing algorithms. The weaknesses in this category could lead to a degradation of the quality data if they are not address...
https://cwe.mitre.org/data/definitions/310.html
vulnerable
static int get_task_ioprio(struct task_struct *p) { int ret; ret = security_task_getioprio(p); if (ret) goto out; ret = IOPRIO_PRIO_VALUE(IOPRIO_CLASS_NONE, IOPRIO_NORM); task_lock(p); if (p->io_context) ret = p->io_context->ioprio; task_unlock(p); out: return ret; }
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 struct ip_options_rcu *tcp_v4_save_options(struct sock *sk, struct sk_buff *skb) { const struct ip_options *opt = &(IPCB(skb)->opt); struct ip_options_rcu *dopt = NULL; if (opt && opt->optlen) { int opt_size = sizeof(*dopt) + opt->optlen; dopt = kmalloc(opt_size, GFP_ATOMIC); if (dopt) { if...
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
process_plane(uint8 * in, int width, int height, uint8 * out, int size) { UNUSED(size); int indexw; int indexh; int code; int collen; int replen; int color; int x; int revcode; uint8 * last_line; uint8 * this_line; uint8 * org_in; uint8 * org_out; org_in = in; org_out = out; last_line = 0; indexh = 0;...
0
C
CWE-191
Integer Underflow (Wrap or Wraparound)
The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.
https://cwe.mitre.org/data/definitions/191.html
vulnerable
int av_reallocp_array(void *ptr, size_t nmemb, size_t size) { void **ptrptr = ptr; *ptrptr = av_realloc_f(*ptrptr, nmemb, size); if (!*ptrptr && nmemb && size) return AVERROR(ENOMEM); return 0; }
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
processBatchMultiRuleset(batch_t *pBatch) { ruleset_t *currRuleset; batch_t snglRuleBatch; int i; int iStart; /* start index of partial batch */ int iNew; /* index for new (temporary) batch */ int bHaveUnprocessed; /* do we (still) have unprocessed entries? (loop term predicate) */ DEFiRet; do { bHaveUnproce...
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 fallocate_chunk(struct inode *inode, loff_t offset, loff_t len, int mode) { struct gfs2_inode *ip = GFS2_I(inode); struct buffer_head *dibh; int error; u64 start = offset >> PAGE_CACHE_SHIFT; unsigned int start_offset = offset & ~PAGE_CACHE_MASK; u64 end = (offset + len - 1) >> PAGE_CACHE_SHIFT; ...
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
int verify_iovec(struct msghdr *m, struct iovec *iov, struct sockaddr_storage *address, int mode) { int size, ct, err; if (m->msg_namelen) { if (mode == VERIFY_READ) { void __user *namep; namep = (void __user __force *) m->msg_name; err = move_addr_to_kernel(namep, m->msg_namelen, address); if ...
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 sas_scsi_clear_queue_lu(struct list_head *error_q, struct scsi_cmnd *my_cmd) { struct scsi_cmnd *cmd, *n; list_for_each_entry_safe(cmd, n, error_q, eh_entry) { if (cmd->device->sdev_target == my_cmd->device->sdev_target && cmd->device->lun == my_cmd->device->lun) sas_eh_finish_cmd(cmd); } }
1
C
NVD-CWE-noinfo
null
null
null
safe
void test_utimes(const char *path) { struct utimbuf times; times.actime = 0; times.modtime = 0; if (utime(path, &times) == 0) { fprintf(stderr, "leak at utime of %s\n", path); exit(1); } if (errno != ENOENT && errno != ENOSYS) { fprintf(stderr, "leak at utime of %s: errno was %s\n", path, strerror(errno));...
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
struct task_struct * __cpuinit fork_idle(int cpu) { struct task_struct *task; struct pt_regs regs; task = copy_process(CLONE_VM, 0, idle_regs(&regs), 0, NULL, &init_struct_pid, 0); if (!IS_ERR(task)) init_idle(task, cpu); return task; }
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 inline int handle_dots(struct nameidata *nd, int type) { if (type == LAST_DOTDOT) { if (nd->flags & LOOKUP_RCU) { return follow_dotdot_rcu(nd); } else follow_dotdot(nd); } return 0; }
0
C
CWE-254
7PK - Security Features
Software security is not security software. Here we're concerned with topics like authentication, access control, confidentiality, cryptography, and privilege management.
https://cwe.mitre.org/data/definitions/254.html
vulnerable
process_plane(uint8 * in, int width, int height, uint8 * out, int size) { UNUSED(size); int indexw; int indexh; int code; int collen; int replen; int color; int x; int revcode; uint8 * last_line; uint8 * this_line; uint8 * org_in; uint8 * org_out; org_in = in; org_out = out; last_line = 0; indexh = 0;...
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
static bool inRange(cchar *expr, cchar *version) { char *cp, *op, *base, *pre, *low, *high, *preVersion; int64 min, max, numberVersion; ssize i; if ((i = strspn(expr, "<>=~ \t")) > 0) { op = snclone(expr, i); expr = &expr[i]; } else { op = 0; } if (smatch(expr...
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
pci_set_cfgdata32(struct pci_vdev *dev, int offset, uint32_t val) { assert(offset <= (PCI_REGMAX - 3) && (offset & 3) == 0); *(uint32_t *)(dev->cfgdata + offset) = val; }
0
C
CWE-617
Reachable Assertion
The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.
https://cwe.mitre.org/data/definitions/617.html
vulnerable
static int simulate_rdhwr(struct pt_regs *regs, unsigned int opcode) { struct thread_info *ti = task_thread_info(current); if ((opcode & OPCODE) == SPEC3 && (opcode & FUNC) == RDHWR) { int rd = (opcode & RD) >> 11; int rt = (opcode & RT) >> 16; perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, 0, regs, 0); ...
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
sg_fill_request_table(Sg_fd *sfp, sg_req_info_t *rinfo) { Sg_request *srp; int val; unsigned int ms; val = 0; list_for_each_entry(srp, &sfp->rq_list, entry) { if (val > SG_MAX_QUEUE) break; memset(&rinfo[val], 0, SZ_SG_REQ_INFO); rinfo[val].req_state = srp->done + 1; rinfo[val].problem = srp->header...
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
void rose_stop_heartbeat(struct sock *sk) { del_timer(&sk->sk_timer); }
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
struct timespec ns_to_timespec(const s64 nsec) { struct timespec ts; s32 rem; if (!nsec) return (struct timespec) {0, 0}; ts.tv_sec = div_s64_rem(nsec, NSEC_PER_SEC, &rem); if (unlikely(rem < 0)) { ts.tv_sec--; rem += NSEC_PER_SEC; } ts.tv_nsec = rem; return ts; }
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 void __init clear_bss(void) { memset(__bss_start, 0, (unsigned long) __bss_stop - (unsigned long) __bss_start); }
0
C
NVD-CWE-noinfo
null
null
null
vulnerable
acc_ctx_cont(OM_uint32 *minstat, gss_buffer_t buf, gss_ctx_id_t *ctx, gss_buffer_t *responseToken, gss_buffer_t *mechListMIC, OM_uint32 *negState, send_token_flag *return_token) { OM_uint32 ret, tmpmin; gss_OID supportedMech; spnego_gss_ctx_id_t sc; unsigned int len; unsigned ch...
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 mlock_vma_page(struct page *page) { /* Serialize with page migration */ BUG_ON(!PageLocked(page)); if (!TestSetPageMlocked(page)) { mod_zone_page_state(page_zone(page), NR_MLOCK, hpage_nr_pages(page)); count_vm_event(UNEVICTABLE_PGMLOCKED); if (!isolate_lru_page(page)) putback_lru_page(page); ...
1
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
safe
PredictorDecodeRow(TIFF* tif, uint8* op0, tmsize_t occ0, uint16 s) { TIFFPredictorState *sp = PredictorState(tif); assert(sp != NULL); assert(sp->decoderow != NULL); assert(sp->decodepfunc != NULL); if ((*sp->decoderow)(tif, op0, occ0, s)) { (*sp->decodepfunc)(tif, op0, occ0); return 1; } else return 0;...
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
mISDN_sock_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, size_t len, int flags) { struct sk_buff *skb; struct sock *sk = sock->sk; struct sockaddr_mISDN *maddr; int copied, err; if (*debug & DEBUG_SOCKET) printk(KERN_DEBUG "%s: len %d, flags %x ch.nr %d, proto %x\n", __f...
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
nfp_abm_u32_knode_replace(struct nfp_abm_link *alink, struct tc_cls_u32_knode *knode, __be16 proto, struct netlink_ext_ack *extack) { struct nfp_abm_u32_match *match = NULL, *iter; unsigned int tos_off; u8 mask, val; int err; if (!nfp_abm_u32_check_knode(alink->abm, knode, proto, extack)) { err = -EOP...
1
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
safe
static inline int xfrm_replay_verify_len(struct xfrm_replay_state_esn *replay_esn, struct nlattr *rp) { struct xfrm_replay_state_esn *up; int ulen; if (!replay_esn || !rp) return 0; up = nla_data(rp); ulen = xfrm_replay_state_esn_len(up); if (nla_len(rp) < ulen || xfrm_replay_state_esn_len(replay_esn) ...
1
C
NVD-CWE-noinfo
null
null
null
safe
static int read_public_key(RSA *rsa) { int r; sc_path_t path; sc_file_t *file; u8 buf[2048], *p = buf; size_t bufsize, keysize; r = select_app_df(); if (r) return 1; sc_format_path("I1012", &path); r = sc_select_file(card, &path, &file); if (r) { fprintf(stderr, "Unable to select public key file: %s\n", ...
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
eval_next_line(char_u *arg, evalarg_T *evalarg) { garray_T *gap = &evalarg->eval_ga; char_u *line; if (arg != NULL) { if (*arg == NL) return newline_skip_comments(arg); // Truncate before a trailing comment, so that concatenating the lines // won't turn the rest into a comment. if (*skipwhite(...
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 void __return_cfs_rq_runtime(struct cfs_rq *cfs_rq) { struct cfs_bandwidth *cfs_b = tg_cfs_bandwidth(cfs_rq->tg); s64 slack_runtime = cfs_rq->runtime_remaining - min_cfs_rq_runtime; if (slack_runtime <= 0) return; raw_spin_lock(&cfs_b->lock); if (cfs_b->quota != RUNTIME_INF && cfs_rq->runtime_expir...
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 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-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 dgram_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, size_t len, int noblock, int flags, int *addr_len) { size_t copied = 0; int err = -EOPNOTSUPP; struct sk_buff *skb; struct sockaddr_ieee802154 *saddr; saddr = (struct sockaddr_ieee802154 *)msg->msg_name; skb = skb_recv_datagra...
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
bool HHVM_FUNCTION(mb_parse_str, const String& encoded_string, VRefParam result /* = null */) { php_mb_encoding_handler_info_t info; info.data_type = PARSE_STRING; info.separator = ";&"; info.force_register_globals = false; info.report_errors ...
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
int get_evtchn_to_irq(evtchn_port_t evtchn) { if (evtchn >= xen_evtchn_max_channels()) return -1; if (evtchn_to_irq[EVTCHN_ROW(evtchn)] == NULL) return -1; return READ_ONCE(evtchn_to_irq[EVTCHN_ROW(evtchn)][EVTCHN_COL(evtchn)]); }
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
unsigned long perf_instruction_pointer(struct pt_regs *regs) { bool use_siar = regs_use_siar(regs); unsigned long siar = mfspr(SPRN_SIAR); if (ppmu && (ppmu->flags & PPMU_P10_DD1)) { if (siar) return siar; else return regs->nip; } else if (use_siar && siar_valid(regs)) return mfspr(SPRN_SIAR) + perf_ip...
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
archive_write_disk_set_acls(struct archive *a, int fd, const char *name, struct archive_acl *abstract_acl, __LA_MODE_T mode) { int ret = ARCHIVE_OK; (void)mode; /* UNUSED */ if ((archive_acl_types(abstract_acl) & ARCHIVE_ENTRY_ACL_TYPE_POSIX1E) != 0) { if ((archive_acl_types(abstract_acl) & ARCHI...
1
C
CWE-59
Improper Link Resolution Before File Access ('Link Following')
The software attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.
https://cwe.mitre.org/data/definitions/59.html
safe
static void timerfd_remove_cancel(struct timerfd_ctx *ctx) { spin_lock(&ctx->cancel_lock); __timerfd_remove_cancel(ctx); spin_unlock(&ctx->cancel_lock); }
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
int prepareForShutdown() { redisLog(REDIS_WARNING,"User requested shutdown, saving DB..."); /* Kill the saving child if there is a background saving in progress. We want to avoid race conditions, for instance our saving child may overwrite the synchronous saving did by SHUTDOWN. */ if (server....
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 char* get_private_subtags(const char* loc_name) { char* result =NULL; int singletonPos = 0; int len =0; const char* mod_loc_name =NULL; if( loc_name && (len = strlen(loc_name)>0 ) ){ mod_loc_name = loc_name ; len = strlen(mod_loc_name); while( (singletonPos = getSingletonPos(mod_loc_name))!= -1...
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 Sp_search(js_State *J) { js_Regexp *re; const char *text; Resub m; text = checkstring(J, 0); if (js_isregexp(J, 1)) js_copy(J, 1); else if (js_isundefined(J, 1)) js_newregexp(J, "", 0); else js_newregexp(J, js_tostring(J, 1), 0); re = js_toregexp(J, -1); if (!js_regexec(re->prog, text, &m...
0
C
CWE-674
Uncontrolled Recursion
The product does not properly control the amount of recursion which takes place, consuming excessive resources, such as allocated memory or the program stack.
https://cwe.mitre.org/data/definitions/674.html
vulnerable
krb5_gss_process_context_token(minor_status, context_handle, token_buffer) OM_uint32 *minor_status; gss_ctx_id_t context_handle; gss_buffer_t token_buffer; { krb5_gss_ctx_id_rec *ctx; OM_uint32 majerr; ctx = (krb5_gss_ctx_id_t) context_handle; if (ctx->termin...
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 mcryptd_create_hash(struct crypto_template *tmpl, struct rtattr **tb, struct mcryptd_queue *queue) { struct hashd_instance_ctx *ctx; struct ahash_instance *inst; struct hash_alg_common *halg; struct crypto_alg *alg; u32 type = 0; u32 mask = 0; int err; mcryptd_check_internal(tb, &type, &mas...
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
static int m88rs2000_frontend_attach(struct dvb_usb_adapter *d) { u8 obuf[] = { 0x51 }; u8 ibuf[] = { 0 }; if (dvb_usb_generic_rw(d->dev, obuf, 1, ibuf, 1, 0) < 0) err("command 0x51 transfer failed."); d->fe_adap[0].fe = dvb_attach(m88rs2000_attach, &s421_m88rs2000_config, &d->dev->i2c_adap); if (d->fe_a...
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 mif_hdr_t *mif_hdr_get(jas_stream_t *in) { uchar magicbuf[MIF_MAGICLEN]; char buf[4096]; mif_hdr_t *hdr; bool done; jas_tvparser_t *tvp; int id; hdr = 0; tvp = 0; if (jas_stream_read(in, magicbuf, MIF_MAGICLEN) != MIF_MAGICLEN) { goto error; } if (magicbuf[0] != (MIF_MAGIC >> 24) || magicbuf[1] !=...
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 inline void o2nm_unlock_subsystem(void) { mutex_unlock(&o2nm_cluster_group.cs_subsys.su_mutex); }
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 bool is_nmi(u32 intr_info) { return (intr_info & (INTR_INFO_INTR_TYPE_MASK | INTR_INFO_VALID_MASK)) == (INTR_TYPE_NMI_INTR | INTR_INFO_VALID_MASK); }
1
C
CWE-388
7PK - Errors
This category represents one of the phyla in the Seven Pernicious Kingdoms vulnerability classification. It includes weaknesses that occur when an application does not properly handle errors that occur during processing. According to the authors of the Seven Pernicious Kingdoms, "Errors and error handling represent a c...
https://cwe.mitre.org/data/definitions/388.html
safe
header_put_le_int (SF_PRIVATE *psf, int x) { if (psf->headindex < SIGNED_SIZEOF (psf->header) - 4) { psf->header [psf->headindex++] = x ; psf->header [psf->headindex++] = (x >> 8) ; psf->header [psf->headindex++] = (x >> 16) ; psf->header [psf->headindex++] = (x >> 24) ; } ; } /* header_put_le_int */
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 do_hidp_sock_ioctl(struct socket *sock, unsigned int cmd, void __user *argp) { struct hidp_connadd_req ca; struct hidp_conndel_req cd; struct hidp_connlist_req cl; struct hidp_conninfo ci; struct socket *csock; struct socket *isock; int err; BT_DBG("cmd %x arg %p", cmd, argp); switch (cmd) { case...
1
C
NVD-CWE-noinfo
null
null
null
safe
ReadReason(rfbClient* client) { uint32_t reasonLen; char *reason; /* we have an error following */ if (!ReadFromRFBServer(client, (char *)&reasonLen, 4)) return; reasonLen = rfbClientSwap32IfLE(reasonLen); reason = malloc((uint64_t)reasonLen+1); if (!ReadFromRFBServer(client, reason, reason...
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
static int sd_isoc_init(struct gspca_dev *gspca_dev) { struct usb_host_interface *alt; int max_packet_size; switch (gspca_dev->pixfmt.width) { case 160: max_packet_size = 450; break; case 176: max_packet_size = 600; break; default: max_packet_size = 1022; break; } /* Start isoc bandwidth "negotiat...
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
static int read_private_key(RSA *rsa) { int r; sc_path_t path; sc_file_t *file; const sc_acl_entry_t *e; u8 buf[2048], *p = buf; size_t bufsize, keysize; r = select_app_df(); if (r) return 1; sc_format_path("I0012", &path); r = sc_select_file(card, &path, &file); if (r) { fprintf(stderr, "Unable to sel...
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 st64 buf_format(RBuffer *dst, RBuffer *src, const char *fmt, int n) { st64 res = 0; int i; for (i = 0; i < n; i++) { int j; int m = 1; int tsize = 2; bool bigendian = true; for (j = 0; fmt[j]; j++) { switch (fmt[j]) { case '0': case '1': case '2': case '3': case '4': case '5': ...
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
LIBOPENMPT_MODPLUG_API unsigned int ModPlug_InstrumentName(ModPlugFile* file, unsigned int qual, char* buff) { const char* str; unsigned int retval; size_t tmpretval; if(!file) return 0; str = openmpt_module_get_instrument_name(file->mod,qual-1); if(!str){ if(buff){ *buff = '\0'; } return 0; } tmpretva...
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
mm_zalloc(struct mm_master *mm, u_int ncount, u_int size) { if (size == 0 || ncount == 0 || ncount > SIZE_MAX / size) fatal("%s: mm_zalloc(%u, %u)", __func__, ncount, size); return mm_malloc(mm, size * ncount); }
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 esp32EthEnableIrq(NetInterface *interface) { //Valid Ethernet PHY or switch driver? if(interface->phyDriver != NULL) { //Enable Ethernet PHY interrupts interface->phyDriver->enableIrq(interface); } else if(interface->switchDriver != NULL) { //Enable Ethernet switch interrupts ...
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
win_alloc_lines(win_T *wp) { wp->w_lines_valid = 0; wp->w_lines = ALLOC_CLEAR_MULT(wline_T, Rows); if (wp->w_lines == NULL) return FAIL; return OK; }
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
void pdf_load_pages_kids(FILE *fp, pdf_t *pdf) { int i, id, dummy; char *buf, *c; long start, sz; start = ftell(fp); /* Load all kids for all xref tables (versions) */ for (i=0; i<pdf->n_xrefs; i++) { if (pdf->xrefs[i].version && (pdf->xrefs[i].end != 0)) { ...
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
static u64 __skb_get_nlattr_nest(u64 ctx, u64 A, u64 X, u64 r4, u64 r5) { struct sk_buff *skb = (struct sk_buff *)(long) ctx; struct nlattr *nla; if (skb_is_nonlinear(skb)) return 0; if (A > skb->len - sizeof(struct nlattr)) return 0; nla = (struct nlattr *) &skb->data[A]; if (nla->nla_len > A - skb->len) ...
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 wc_SignatureGenerate( enum wc_HashType hash_type, enum wc_SignatureType sig_type, const byte* data, word32 data_len, byte* sig, word32 *sig_len, const void* key, word32 key_len, WC_RNG* rng) { return wc_SignatureGenerate_ex(hash_type, sig_type, data, data_len, sig, sig_len, key, key_len,...
1
C
CWE-347
Improper Verification of Cryptographic Signature
The software does not verify, or incorrectly verifies, the cryptographic signature for data.
https://cwe.mitre.org/data/definitions/347.html
safe
PJ_DEF(pj_status_t) pjmedia_rtcp_fb_parse_nack( const void *buf, pj_size_t length, unsigned *nack_cnt, pjmedia_rtcp_fb_nack nack[]) { pjmedia_rtcp_common *hdr = (pjmedia_rtcp_common*) buf; pj_uint8_t *p; unsigned cnt, i; PJ_ASSERT_RETURN(buf && nack_cnt && nack, PJ_EINVAL); PJ_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
PUBLIC void mprDefaultLogHandler(cchar *tags, int level, cchar *msg) { MprFile *file; char tbuf[128]; static int check = 0; if ((file = MPR->logFile) == 0) { return; } if (MPR->logBackup && MPR->logSize && (check++ % 1000) == 0) { backupLog(); } if (tags && *...
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
expr_context_name(expr_context_ty ctx) { switch (ctx) { case Load: return "Load"; case Store: return "Store"; case Del: return "Del"; case AugLoad: return "AugLoad"; case AugStore: return "AugStore"; case Param: return "Param"; default: ...
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 freelist_idx_t next_random_slot(union freelist_init_state *state) { if (state->pos >= state->count) state->pos = 0; return state->list[state->pos++]; }
1
C
NVD-CWE-noinfo
null
null
null
safe
static RList *r_bin_wasm_get_element_entries (RBinWasmObj *bin, RBinWasmSection *sec) { RList *ret = NULL; RBinWasmElementEntry *ptr = NULL; if (!(ret = r_list_newf ((RListFree)free))) { return NULL; } ut8* buf = bin->buf->buf + (ut32)sec->payload_data; ut32 len = sec->payload_len; ut32 count = sec->count;...
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 parse_report(transport_smart *transport, git_push *push) { git_pkt *pkt = NULL; const char *line_end = NULL; gitno_buffer *buf = &transport->buffer; int error, recvd; git_buf data_pkt_buf = GIT_BUF_INIT; for (;;) { if (buf->offset > 0) error = git_pkt_parse_line(&pkt, buf->data, &line_en...
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
ConnectClientToUnixSock(const char *sockFile) { #ifdef WIN32 rfbClientErr("Windows doesn't support UNIX sockets\n"); return -1; #else int sock; struct sockaddr_un addr; addr.sun_family = AF_UNIX; if(strlen(sockFile) + 1 > sizeof(addr.sun_path)) { rfbClientErr("ConnectToUnixSock: socket file name too l...
1
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
safe
static int whiteheat_probe(struct usb_serial *serial, const struct usb_device_id *id) { struct usb_host_interface *iface_desc; struct usb_endpoint_descriptor *endpoint; size_t num_bulk_in = 0; size_t num_bulk_out = 0; size_t min_num_bulk; unsigned int i; iface_desc = serial->interface->cur_altsetting; for...
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
int pure_strcmp(const char * const s1, const char * const s2) { const size_t s1_len = strlen(s1); const size_t s2_len = strlen(s2); const size_t len = (s1_len < s2_len) ? s1_len : s2_len; return pure_memcmp(s1, s2, len + 1); }
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 pfunc check_literal(struct jv_parser* p) { if (p->tokenpos == 0) return 0; const char* pattern = 0; int plen; jv v; switch (p->tokenbuf[0]) { case 't': pattern = "true"; plen = 4; v = jv_true(); break; case 'f': pattern = "false"; plen = 5; v = jv_false(); break; case 'n': pattern = "null"; plen...
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 pb0100_start(struct sd *sd) { int err, packet_size, max_packet_size; struct usb_host_interface *alt; struct usb_interface *intf; struct gspca_dev *gspca_dev = (struct gspca_dev *)sd; struct cam *cam = &sd->gspca_dev.cam; u32 mode = cam->cam_mode[sd->gspca_dev.curr_mode].priv; intf = usb_ifnum_to_if(s...
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 Huff_offsetReceive (node_t *node, int *ch, byte *fin, int *offset, int maxoffset) { bloc = *offset; while (node && node->symbol == INTERNAL_NODE) { if (bloc >= maxoffset) { *ch = 0; *offset = maxoffset + 1; return; } if (get_bit(fin)) { node = node->right; } else { node = node->left; } ...
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
int ecall_start(struct ecall *ecall, enum icall_call_type call_type, bool audio_cbr) { int err; info("ecall(%p): start\n", ecall); if (!ecall) return EINVAL; #ifdef ECALL_CBR_ALWAYS_ON audio_cbr = true; #endif if (ecall->econn) { if (ECONN_PENDING_INCOMING == econn_current_state(ecall->econn)) { retur...
0
C
CWE-134
Use of Externally-Controlled Format String
The software uses a function that accepts a format string as an argument, but the format string originates from an external source.
https://cwe.mitre.org/data/definitions/134.html
vulnerable
parse_device(dev_t *pdev, struct archive *a, char *val) { #define MAX_PACK_ARGS 3 unsigned long numbers[MAX_PACK_ARGS]; char *p, *dev; int argc; pack_t *pack; dev_t result; const char *error = NULL; memset(pdev, 0, sizeof(*pdev)); if ((dev = strchr(val, ',')) != NULL) { /* * Device's major/minor are given...
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_comm_output(struct perf_event *event, struct perf_comm_event *comm_event) { struct perf_output_handle handle; struct perf_sample_data sample; int size = comm_event->event_id.header.size; int ret; perf_event_header__init_id(&comm_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