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2 values
_SSL_check_subject_altname (X509 *cert, const char *host) { STACK_OF(GENERAL_NAME) *altname_stack = NULL; GInetAddress *addr; GSocketFamily family; int type = GEN_DNS; int count, i; int rv = -1; altname_stack = X509_get_ext_d2i (cert, NID_subject_alt_name, NULL, NULL); if (altname_stack == NULL) return -1; ...
1
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
safe
static void nfs4_open_confirm_release(void *calldata) { struct nfs4_opendata *data = calldata; struct nfs4_state *state = NULL; /* If this request hasn't been cancelled, do nothing */ if (data->cancelled == 0) goto out_free; /* In case of error, no cleanup! */ if (!data->rpc_done) goto out_free; state = nfs...
1
C
NVD-CWE-noinfo
null
null
null
safe
xcalloc (size_t num, size_t size) { size_t res; if (check_mul_overflow(num, size, &res)) abort(); void *ptr; ptr = malloc(res); if (ptr) { memset (ptr, '\0', (res)); } return ptr; }
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 int htc_config_pipe_credits(struct htc_target *target) { struct sk_buff *skb; struct htc_config_pipe_msg *cp_msg; int ret; unsigned long time_left; skb = alloc_skb(50 + sizeof(struct htc_frame_hdr), GFP_ATOMIC); if (!skb) { dev_err(target->dev, "failed to allocate send buffer\n"); return -ENOMEM; } ...
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
nfsd4_encode_getdeviceinfo(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4_getdeviceinfo *gdev) { struct xdr_stream *xdr = &resp->xdr; const struct nfsd4_layout_ops *ops = nfsd4_layout_ops[gdev->gd_layout_type]; u32 starting_len = xdr->buf->len, needed_len; __be32 *p; dprintk("%s: err %d\n", __fun...
0
C
CWE-129
Improper Validation of Array Index
The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array.
https://cwe.mitre.org/data/definitions/129.html
vulnerable
get_user_command_name(int idx, int cmdidx) { if (cmdidx == CMD_USER && idx < ucmds.ga_len) return USER_CMD(idx)->uc_name; if (cmdidx == CMD_USER_BUF) { // In cmdwin, the alternative buffer should be used. buf_T *buf = prevwin_curwin()->w_buffer; if (idx < buf->b_ucmds.ga_len) return USER_CMD_GA(&b...
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
_mibindex_add( const char *dirname, int i ) { const int old_mibindex_max = _mibindex_max; DEBUGMSGTL(("mibindex", "add: %s (%d)\n", dirname, i )); if ( i == -1 ) i = _mibindex++; if ( i >= _mibindex_max ) { /* * If the index array is full (or non-existent) * then exp...
0
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
vulnerable
GF_Err gf_isom_get_text_description(GF_ISOFile *movie, u32 trackNumber, u32 descriptionIndex, GF_TextSampleDescriptor **out_desc) { GF_TrackBox *trak; u32 i; Bool is_qt_text = GF_FALSE; GF_Tx3gSampleEntryBox *txt; if (!descriptionIndex || !out_desc) return GF_BAD_PARAM; trak = gf_isom_get_track_from_file(movie,...
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
void send_mountsources(int sockfd, pid_t child, char *mountsources, size_t mountsources_len) { char proc_path[PATH_MAX]; int host_mntns_fd; int container_mntns_fd; int fd; int ret; // container_linux.go shouldSendMountSources() decides if mount sources // should be pre-opened (O_PATH) and passed via SCM_RIGHTS ...
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
int ip_options_get_from_user(struct net *net, struct ip_options_rcu **optp, unsigned char __user *data, int optlen) { struct ip_options_rcu *opt = ip_options_get_alloc(optlen); if (!opt) return -ENOMEM; if (optlen && copy_from_user(opt->opt.__data, data, optlen)) { kfree(opt); return -EFAULT; } retu...
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
int main(int argc, char *argv[]) { FILE *iplist = NULL; plist_t root_node = NULL; char *plist_out = NULL; uint32_t size = 0; int read_size = 0; char *plist_entire = NULL; struct stat filestats; options_t *options = parse_arguments(argc, argv); if (!options) { print_usage...
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
nfs4_file_open(struct inode *inode, struct file *filp) { struct nfs_open_context *ctx; struct dentry *dentry = file_dentry(filp); struct dentry *parent = NULL; struct inode *dir; unsigned openflags = filp->f_flags; struct iattr attr; int err; /* * If no cached dentry exists or if it's negative, NFSv4 handled...
1
C
CWE-909
Missing Initialization of Resource
The software does not initialize a critical resource.
https://cwe.mitre.org/data/definitions/909.html
safe
reg_match_visual(void) { pos_T top, bot; linenr_T lnum; colnr_T col; win_T *wp = rex.reg_win == NULL ? curwin : rex.reg_win; int mode; colnr_T start, end; colnr_T start2, end2; colnr_T cols; colnr_T curswant; // Check if the buffer is the current buffer. if (rex.reg_buf ...
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
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)) { return (*sp->decodepfunc)(tif, op0, occ0); } else return 0; }
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 createFromTiffRgba(TIFF * tif, gdImagePtr im) { int a; int x, y; int alphaBlendingFlag = 0; int color; int width = im->sx; int height = im->sy; uint32 *buffer; uint32 rgba; int success; /* switch off colour merging on target gd image just while we write out * content - we want to preserve the al...
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
switch (type) { #ifdef ELFCORE case ET_CORE: flags |= FLAGS_IS_CORE; if (dophn_core(ms, clazz, swap, fd, (off_t)elf_getu(swap, elfhdr.e_phoff), elf_getu16(swap, elfhdr.e_phnum), (size_t)elf_getu16(swap, elfhdr.e_phentsize), fsize, &flags) == -1) return -1; break; #endif case ET_EXEC...
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
void sctp_generate_heartbeat_event(unsigned long data) { int error = 0; struct sctp_transport *transport = (struct sctp_transport *) data; struct sctp_association *asoc = transport->asoc; struct sock *sk = asoc->base.sk; struct net *net = sock_net(sk); bh_lock_sock(sk); if (sock_owned_by_user(sk)) { pr_debug(...
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
void __init files_init(unsigned long mempages) { unsigned long n; filp_cachep = kmem_cache_create("filp", sizeof(struct file), 0, SLAB_HWCACHE_ALIGN | SLAB_PANIC, NULL); /* * One file with associated inode and dcache is very roughly 1K. * Per default don't use more than 10% of our memory for files. */ ...
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
txid_snapshot_recv(PG_FUNCTION_ARGS) { StringInfo buf = (StringInfo) PG_GETARG_POINTER(0); TxidSnapshot *snap; txid last = 0; int nxip; int i; txid xmin, xmax; /* load and validate nxip */ nxip = pq_getmsgint(buf, 4); if (nxip < 0 || nxip > TXID_SNAPSHOT_MAX_NXIP) goto bad_format; xmin = pq_getm...
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
iakerb_gss_delete_sec_context(OM_uint32 *minor_status, gss_ctx_id_t *context_handle, gss_buffer_t output_token) { OM_uint32 major_status = GSS_S_COMPLETE; if (output_token != GSS_C_NO_BUFFER) { output_token->length = 0; output_token->v...
0
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
vulnerable
static BOOL region16_simplify_bands(REGION16* region) { /** Simplify consecutive bands that touch and have the same items * * ==================== ==================== * | 1 | | 2 | | | | | * ==================== | | | | * | 1 | | 2 | ====> ...
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
snmp_mib_find_next(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(resource->oid, oid) > 0) { 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 EjsAny *app_env(Ejs *ejs, EjsObj *app, int argc, EjsObj **argv) { #if VXWORKS return ESV(null); #else EjsPot *result; char **ep, *pair, *key, *value; result = ejsCreatePot(ejs, ESV(Object), 0); for (ep = environ; ep && *ep; ep++) { pair = sclone(*ep); key = stok(pair,...
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
validate_event(struct pmu_hw_events *hw_events, struct perf_event *event) { struct arm_pmu *armpmu = to_arm_pmu(event->pmu); struct pmu *leader_pmu = event->group_leader->pmu; if (is_software_event(event)) return 1; if (event->pmu != leader_pmu || event->state < PERF_EVENT_STATE_OFF) return 1; if (e...
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
PUBLIC int httpGetIntParam(HttpConn *conn, cchar *var, int defaultValue) { cchar *value; value = mprReadJson(httpGetParams(conn), var); return (value) ? (int) stoi(value) : defaultValue; }
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
void perf_event_enable(struct perf_event *event) { struct perf_event_context *ctx; ctx = perf_event_ctx_lock(event); _perf_event_enable(event); perf_event_ctx_unlock(event, 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
SYSCALL_DEFINE1(timer_getoverrun, timer_t, timer_id) { struct k_itimer *timr; int overrun; unsigned long flags; timr = lock_timer(timer_id, &flags); if (!timr) return -EINVAL; overrun = timer_overrun_to_int(timr, 0); unlock_timer(timr, flags); return overrun; }
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 int v9fs_xattr_set_acl(const struct xattr_handler *handler, struct dentry *dentry, struct inode *inode, const char *name, const void *value, size_t size, int flags) { int retval; struct posix_acl *acl; struct v9fs_session_info *v9ses; v9ses = v9fs_dentry2v9ses(dentry); /* * set...
1
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
safe
static BOOL nsc_encode_subsampling(NSC_CONTEXT* context) { UINT16 x; UINT16 y; UINT32 tempWidth; UINT32 tempHeight; if (!context) return FALSE; tempWidth = ROUND_UP_TO(context->width, 8); tempHeight = ROUND_UP_TO(context->height, 2); if (tempHeight == 0) return FALSE; if (tempWidth > context->priv->Pla...
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
static void copy_to_user_policy(struct xfrm_policy *xp, struct xfrm_userpolicy_info *p, int dir) { memset(p, 0, sizeof(*p)); memcpy(&p->sel, &xp->selector, sizeof(p->sel)); memcpy(&p->lft, &xp->lft, sizeof(p->lft)); memcpy(&p->curlft, &xp->curlft, sizeof(p->curlft)); p->priority = xp->priority; p->index = xp->ind...
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
int perf_event_task_enable(void) { struct perf_event_context *ctx; struct perf_event *event; mutex_lock(&current->perf_event_mutex); list_for_each_entry(event, &current->perf_event_list, owner_entry) { ctx = perf_event_ctx_lock(event); perf_event_for_each_child(event, _perf_event_enable); perf_event_ctx_unlo...
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
static int sctp_wait_for_sndbuf(struct sctp_association *asoc, long *timeo_p, size_t msg_len) { struct sock *sk = asoc->base.sk; int err = 0; long current_timeo = *timeo_p; DEFINE_WAIT(wait); pr_debug("%s: asoc:%p, timeo:%ld, msg_len:%zu\n", __func__, asoc, *timeo_p, msg_len); /* Increment the associatio...
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
mrb_singleton_class_ptr(mrb_state *mrb, mrb_value v) { struct RBasic *obj; switch (mrb_type(v)) { case MRB_TT_FALSE: if (mrb_nil_p(v)) return mrb->nil_class; return mrb->false_class; case MRB_TT_TRUE: return mrb->true_class; case MRB_TT_CPTR: case MRB_TT_SYMBOL: case MRB_TT_INTEGER: #if...
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 struct btrfs_dir_item *btrfs_match_dir_item_name(struct btrfs_root *root, struct btrfs_path *path, const char *name, int name_len) { struct btrfs_dir_item *dir_item; unsigned long name_ptr; u32 total_len; u32 cur = 0; u32 this_len; struct extent_buffer *leaf; leaf = path->nodes[0]; dir...
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
queryin(char *buf) { QPRS_STATE state; int32 i; ltxtquery *query; int32 commonlen; ITEM *ptr; NODE *tmp; int32 pos = 0; #ifdef BS_DEBUG char pbuf[16384], *cur; #endif /* init state */ state.buf = buf; state.state = WAITOPERAND; state.count = 0; state.num = 0; state.str = NULL; /* init...
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 LUA_FUNCTION(openssl_x509_check_email) { X509 * cert = CHECK_OBJECT(1, X509, "openssl.x509"); if (lua_isstring(L, 2)) { const char *email = lua_tostring(L, 2); lua_pushboolean(L, X509_check_email(cert, email, strlen(email), 0)); } else { lua_pushboolean(L, 0); } return 1; }
0
C
CWE-295
Improper Certificate Validation
The software does not validate, or incorrectly validates, a certificate.
https://cwe.mitre.org/data/definitions/295.html
vulnerable
ber_parse_header(STREAM s, int tagval, int *length) { int tag, len; if (tagval > 0xff) { in_uint16_be(s, tag); } else { in_uint8(s, tag); } if (tag != tagval) { logger(Core, Error, "ber_parse_header(), expected tag %d, got %d", tagval, tag); return False; } in_uint8(s, len); if (len & 0x80) { ...
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 void iwjpeg_scan_exif(struct iwjpegrcontext *rctx, const iw_byte *d, size_t d_len) { struct iw_exif_state e; iw_uint32 ifd; if(d_len<8) return; iw_zeromem(&e,sizeof(struct iw_exif_state)); e.d = d; e.d_len = d_len; e.endian = d[0]=='I' ? IW_ENDIAN_LITTLE : IW_ENDIAN_BIG; ifd = iw_get_ui32_e(&d[4],e...
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 Huff_transmit (huff_t *huff, int ch, byte *fout, int maxoffset) { int i; if (huff->loc[ch] == NULL) { /* node_t hasn't been transmitted, send a NYT, then the symbol */ Huff_transmit(huff, NYT, fout, maxoffset); for (i = 7; i >= 0; i--) { add_bit((char)((ch >> i) & 0x1), fout); } } else { send(huff...
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 inline int pmd_present(pmd_t pmd) { return pmd_flags(pmd) & _PAGE_PRESENT; }
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 opl3_setup_voice(int dev, int voice, int chn) { struct channel_info *info = &synth_devs[dev]->chn_info[chn]; opl3_set_instr(dev, voice, info->pgm_num); devc->voc[voice].bender = 0; devc->voc[voice].bender_range = info->bender_range; devc->voc[voice].volume = info->controllers[CTL_MAIN_VOLUME]; devc...
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
int main() { gdImagePtr im; im = gdImageCreate(64970, 65111); gdTestAssert(im == NULL); return gdNumFailures(); }
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
sysServices_handler(snmp_varbind_t *varbind, uint32_t *oid) { snmp_api_set_time_ticks(varbind, oid, clock_seconds() * 100); }
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 nfs4_xdr_enc_getacl(struct rpc_rqst *req, struct xdr_stream *xdr, struct nfs_getaclargs *args) { struct compound_hdr hdr = { .minorversion = nfs4_xdr_minorversion(&args->seq_args), }; uint32_t replen; encode_compound_hdr(xdr, req, &hdr); encode_sequence(xdr, &args->seq_args, &hdr); encode_putfh...
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
tabstop_set(char_u *var, int **array) { int valcount = 1; int t; char_u *cp; if (var[0] == NUL || (var[0] == '0' && var[1] == NUL)) { *array = NULL; return OK; } for (cp = var; *cp != NUL; ++cp) { if (cp == var || cp[-1] == ',') { char_u *end; if (strtol((char *...
1
C
CWE-122
Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
https://cwe.mitre.org/data/definitions/122.html
safe
parseuid(const char *s, uid_t *uid) { struct passwd *pw; const char *errstr; if ((pw = getpwnam(s)) != NULL) { *uid = pw->pw_uid; return 0; } #if !defined(__linux__) && !defined(__NetBSD__) *uid = strtonum(s, 0, UID_MAX, &errstr); #else sscanf(s, "%d", uid); #endif if (errstr) return -1; return 0; }
0
C
CWE-863
Incorrect Authorization
The software performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.
https://cwe.mitre.org/data/definitions/863.html
vulnerable
njs_promise_prototype_then(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs, njs_index_t unused) { njs_int_t ret; njs_value_t *promise, *fulfilled, *rejected, constructor; njs_object_t *object; njs_function_t *function; njs_promise_capabilit...
0
C
CWE-843
Access of Resource Using Incompatible Type ('Type Confusion')
The program allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.
https://cwe.mitre.org/data/definitions/843.html
vulnerable
void __ip_select_ident(struct net *net, struct iphdr *iph, int segs) { u32 hash, id; /* Note the following code is not safe, but this is okay. */ if (unlikely(siphash_key_is_zero(&net->ipv4.ip_id_key))) get_random_bytes(&net->ipv4.ip_id_key, sizeof(net->ipv4.ip_id_key)); hash = siphash_3u32((__force u32)ip...
1
C
CWE-326
Inadequate Encryption Strength
The software stores or transmits sensitive data using an encryption scheme that is theoretically sound, but is not strong enough for the level of protection required.
https://cwe.mitre.org/data/definitions/326.html
safe
__perf_event_ctx_lock_double(struct perf_event *group_leader, struct perf_event_context *ctx) { struct perf_event_context *gctx; again: rcu_read_lock(); gctx = READ_ONCE(group_leader->ctx); if (!atomic_inc_not_zero(&gctx->refcount)) { rcu_read_unlock(); goto again; } rcu_read_unlock(); mutex_lock_d...
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
SPL_METHOD(SplFileObject, fgets) { spl_filesystem_object *intern = (spl_filesystem_object*)zend_object_store_get_object(getThis() TSRMLS_CC); if (zend_parse_parameters_none() == FAILURE) { return; } if (spl_filesystem_file_read(intern, 0 TSRMLS_CC) == FAILURE) { RETURN_FALSE; } RETURN_STRINGL(intern->u.fil...
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 mbochs_remove(struct mdev_device *mdev) { struct mdev_state *mdev_state = dev_get_drvdata(&mdev->dev); vfio_unregister_group_dev(&mdev_state->vdev); atomic_add(mdev_state->type->mbytes, &mbochs_avail_mbytes); kfree(mdev_state->pages); kfree(mdev_state->vconfig); kfree(mdev_state); }
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 void edge_bulk_in_callback(struct urb *urb) { struct edgeport_port *edge_port = urb->context; struct device *dev = &edge_port->port->dev; unsigned char *data = urb->transfer_buffer; int retval = 0; int port_number; int status = urb->status; switch (status) { case 0: /* success */ break; case -ECONN...
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
void free_pipe_info(struct pipe_inode_info *pipe) { int i; account_pipe_buffers(pipe, pipe->buffers, 0); free_uid(pipe->user); for (i = 0; i < pipe->buffers; i++) { struct pipe_buffer *buf = pipe->bufs + i; if (buf->ops) buf->ops->release(pipe, buf); } if (pipe->tmp_page) __free_page(pipe->tmp_page); k...
1
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
safe
static void controloptions (lua_State *L, int opt, const char **fmt, Header *h) { switch (opt) { case ' ': return; /* ignore white spaces */ case '>': h->endian = BIG; return; case '<': h->endian = LITTLE; return; case '!': { int a = getnum(fmt, MAXALIGN); if ...
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
void test_mkdir(const char *path) { size_t len = strlen(path) + 30; char *tmpname = alloca(len); snprintf(tmpname, len, "%s/%d", path, (int)getpid()); if (mkdir(path, 0755) == 0) { fprintf(stderr, "leak at mkdir of %s\n", path); exit(1); } if (errno != ENOENT) { fprintf(stderr, "leak at mkdir of %s, 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
static bool dccp_new(struct nf_conn *ct, const struct sk_buff *skb, unsigned int dataoff, unsigned int *timeouts) { struct net *net = nf_ct_net(ct); struct dccp_net *dn; struct dccp_hdr _dh, *dh; const char *msg; u_int8_t state; dh = skb_header_pointer(skb, dataoff, sizeof(_dh), &_dh); BUG_ON(dh == NULL)...
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 record_and_restart(struct perf_event *event, unsigned long val, struct pt_regs *regs) { u64 period = event->hw.sample_period; s64 prev, delta, left; int record = 0; if (event->hw.state & PERF_HES_STOPPED) { write_pmc(event->hw.idx, 0); return; } /* we don't have to worry about interrup...
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
SPL_METHOD(SplFileInfo, getRealPath) { spl_filesystem_object *intern = (spl_filesystem_object*)zend_object_store_get_object(getThis() TSRMLS_CC); char buff[MAXPATHLEN]; char *filename; zend_error_handling error_handling; if (zend_parse_parameters_none() == FAILURE) { return; } zend_replace_error_handling(EH...
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 parseCache(HttpRoute *route, cchar *key, MprJson *prop) { MprJson *child; MprTicks clientLifespan, serverLifespan; cchar *methods, *extensions, *uris, *mimeTypes, *client, *server; int flags, ji; clientLifespan = serverLifespan = 0; for (ITERATE_CONFIG(route, pr...
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 asn1_find_indefinite_length(const unsigned char *data, size_t datalen, size_t *_dp, size_t *_len, const char **_errmsg) { unsigned char tag, tmp; size_t dp = *_dp, len, n; int indef_level = 1; next_tag: if (unlikely(datalen - dp < 2)) { if (datalen == dp) goto missing_eoc; g...
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
long do_msgsnd(int msqid, long mtype, void __user *mtext, size_t msgsz, int msgflg) { struct msg_queue *msq; struct msg_msg *msg; int err; struct ipc_namespace *ns; ns = current->nsproxy->ipc_ns; if (msgsz > ns->msg_ctlmax || (long) msgsz < 0 || msqid < 0) return -EINVAL; if (mtype < 1) return -EINVAL; ...
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
process_bitmap_updates(STREAM s) { uint16 num_updates; uint16 left, top, right, bottom, width, height; uint16 cx, cy, bpp, Bpp, compress, bufsize, size; uint8 *data, *bmpdata; int i; logger(Protocol, Debug, "%s()", __func__); in_uint16_le(s, num_updates); for (i = 0; i < num_updates; i++) { in_uint16_le(s...
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 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", ...
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 ceph_set_acl(struct inode *inode, struct posix_acl *acl, int type) { int ret = 0, size = 0; const char *name = NULL; char *value = NULL; struct iattr newattrs; umode_t new_mode = inode->i_mode, old_mode = inode->i_mode; switch (type) { case ACL_TYPE_ACCESS: name = XATTR_NAME_POSIX_ACL_ACCESS; if (acl) {...
1
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
safe
kg_seal_iov(OM_uint32 *minor_status, gss_ctx_id_t context_handle, int conf_req_flag, gss_qop_t qop_req, int *conf_state, gss_iov_buffer_desc *iov, int iov_count, int toktype) { krb5_gss_ctx_id_rec *ctx; krb5_error_code code; ...
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 perf_event_refresh(struct perf_event *event, int refresh) { struct perf_event_context *ctx; int ret; ctx = perf_event_ctx_lock(event); ret = _perf_event_refresh(event, refresh); perf_event_ctx_unlock(event, ctx); return ret; }
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
name_parse(u8 *packet, int length, int *idx, char *name_out, int name_out_len) { int name_end = -1; int j = *idx; int ptr_count = 0; #define GET32(x) do { if (j + 4 > length) goto err; memcpy(&t32_, packet + j, 4); j += 4; x = ntohl(t32_); } while (0) #define GET16(x) do { if (j + 2 > length) goto err; memcpy(&t_, p...
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 ut64 r_buf_read64le (RBuffer *buf, ut64 off) { ut8 data[8] = {0}; r_buf_read_at (buf, off, data, 8); return r_read_le64 (data); }
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
archive_wstring_append_from_mbs(struct archive_wstring *dest, const char *p, size_t len) { size_t r; int ret_val = 0; /* * No single byte will be more than one wide character, * so this length estimate will always be big enough. */ // size_t wcs_length = len; size_t mbs_length = len; const char *mbs = p...
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 kgdb_hw_overflow_handler(struct perf_event *event, int nmi, struct perf_sample_data *data, struct pt_regs *regs) { struct task_struct *tsk = current; int i; for (i = 0; i < 4; i++) if (breakinfo[i].enabled) tsk->thread.debugreg6 |= (DR_TRAP0 << i); }
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 pcd_detect(void) { char id[18]; int k, unit; struct pcd_unit *cd; printk("%s: %s version %s, major %d, nice %d\n", name, name, PCD_VERSION, major, nice); par_drv = pi_register_driver(name); if (!par_drv) { pr_err("failed to register %s driver\n", name); return -1; } k = 0; if (pcd_dri...
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
dump_threads(void) { FILE *fp; char time_buf[26]; element e; vrrp_t *vrrp; char *file_name; file_name = make_file_name("/tmp/thread_dump.dat", "vrrp", #if HAVE_DECL_CLONE_NEWNET global_data->network_namespace, #else NULL, #endif global_data->instance_name); fp = fopen(file_name, "a"); FREE(...
0
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
vulnerable
jas_iccprof_t *jas_iccprof_createfrombuf(jas_uchar *buf, int len) { jas_stream_t *in; jas_iccprof_t *prof; if (!(in = jas_stream_memopen(JAS_CAST(char *, buf), len))) goto error; if (!(prof = jas_iccprof_load(in))) goto error; jas_stream_close(in); return prof; error: if (in) jas_stream_close(in); return ...
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_DEFINE2(osf_getdomainname, char __user *, name, int, namelen) { unsigned len; int i; if (!access_ok(VERIFY_WRITE, name, namelen)) return -EFAULT; len = namelen; if (namelen > 32) len = 32; down_read(&uts_sem); for (i = 0; i < len; ++i) { __put_user(utsname()->domainname[i], name + i); if (utsn...
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 void ftrace_syscall_exit(void *data, struct pt_regs *regs, long ret) { struct trace_array *tr = data; struct ftrace_event_file *ftrace_file; struct syscall_trace_exit *entry; struct syscall_metadata *sys_data; struct ring_buffer_event *event; struct ring_buffer *buffer; unsigned long irq_flags; int pc; ...
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
ext2_xattr_put_super(struct super_block *sb) { }
0
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
vulnerable
static void show_object(struct object *object, const char *name, void *data) { struct bitmap *base = data; bitmap_set(base, find_object_pos(object->oid.hash)); mark_as_seen(object); }
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 packet_do_bind(struct sock *sk, const char *name, int ifindex, __be16 proto) { struct packet_sock *po = pkt_sk(sk); struct net_device *dev_curr; __be16 proto_curr; bool need_rehook; struct net_device *dev = NULL; int ret = 0; bool unlisted = false; if (po->fanout) return -EINVAL; lock_sock(...
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
static void skip_metadata(struct pstore *ps) { uint32_t stride = ps->exceptions_per_area + 1; chunk_t next_free = ps->next_free; if (sector_div(next_free, stride) == NUM_SNAPSHOT_HDR_CHUNKS) ps->next_free++; }
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
static void smp_task_done(struct sas_task *task) { del_timer(&task->slow_task->timer); complete(&task->slow_task->completion); }
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
process_bitmap_updates(STREAM s) { uint16 num_updates; uint16 left, top, right, bottom, width, height; uint16 cx, cy, bpp, Bpp, compress, bufsize, size; uint8 *data, *bmpdata; int i; logger(Protocol, Debug, "%s()", __func__); in_uint16_le(s, num_updates); for (i = 0; i < num_updates; i++) { in_uint16_le(s...
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 sctp_do_peeloff(struct sock *sk, sctp_assoc_t id, struct socket **sockp) { struct sctp_association *asoc = sctp_id2assoc(sk, id); struct sctp_sock *sp = sctp_sk(sk); struct socket *sock; int err = 0; if (!asoc) return -EINVAL; /* If there is a thread waiting on more sndbuf space for * sending on this as...
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 sas_revalidate_domain(struct work_struct *work) { int res = 0; struct sas_discovery_event *ev = to_sas_discovery_event(work); struct asd_sas_port *port = ev->port; struct sas_ha_struct *ha = port->ha; struct domain_device *ddev = port->port_dev; /* prevent revalidation from finding sata links in reco...
1
C
NVD-CWE-noinfo
null
null
null
safe
horAcc32(TIFF* tif, uint8* cp0, tmsize_t cc) { tmsize_t stride = PredictorState(tif)->stride; uint32* wp = (uint32*) cp0; tmsize_t wc = cc / 4; if((cc%(4*stride))!=0) { TIFFErrorExt(tif->tif_clientdata, "horAcc32", "%s", "cc%(4*stride))!=0"); return 0; } if (wc > s...
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 empty_write_end(struct page *page, unsigned from, unsigned to, int mode) { struct inode *inode = page->mapping->host; struct gfs2_inode *ip = GFS2_I(inode); struct buffer_head *bh; unsigned offset, blksize = 1 << inode->i_blkbits; pgoff_t end_index = i_size_read(inode) >> PAGE_CACHE_SHIFT; zero_...
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
get_matching_model_microcode(int cpu, unsigned long start, void *data, size_t size, struct mc_saved_data *mc_saved_data, unsigned long *mc_saved_in_initrd, struct ucode_cpu_info *uci) { u8 *ucode_ptr = data; unsigned int leftover = size; enum ucode_state state = UCODE_OK; unsigned in...
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 void show_object(struct object *object, struct strbuf *path, const char *last, void *data) { struct bitmap *base = data; int bitmap_pos; bitmap_pos = bitmap_position(object->oid.hash); if (bitmap_pos < 0) { char *name = path_name(path, last); bitmap_pos = ext_index_add_object(object, name); free(n...
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 cJSON_AddItemReferenceToObject(cJSON *object,const char *string,cJSON *item) {cJSON_AddItemToObject(object,string,create_reference(item));}
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
forbidden_name(struct compiling *c, identifier name, const node *n, int full_checks) { assert(PyUnicode_Check(name)); if (PyUnicode_CompareWithASCIIString(name, "__debug__") == 0) { ast_error(c, n, "assignment to keyword"); return 1; } if (full_checks) { const char...
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
ParseNameValue(const char * buffer, int bufsize, struct NameValueParserData * data) { struct xmlparser parser; memset(data, 0, sizeof(struct NameValueParserData)); /* init xmlparser object */ parser.xmlstart = buffer; parser.xmlsize = bufsize; parser.data = data; parser.starteltfunc = NameValuePar...
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 hash_recvmsg(struct kiocb *unused, struct socket *sock, struct msghdr *msg, size_t len, int flags) { struct sock *sk = sock->sk; struct alg_sock *ask = alg_sk(sk); struct hash_ctx *ctx = ask->private; unsigned ds = crypto_ahash_digestsize(crypto_ahash_reqtfm(&ctx->req)); int err; if (len > ds) le...
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
reverseSamplesBytes (uint16 spp, uint16 bps, uint32 width, uint8 *src, uint8 *dst) { int i; uint32 col, bytes_per_pixel, col_offset; uint8 bytebuff1; unsigned char swapbuff[32]; if ((src == NULL) || (dst == NULL)) { TIFFError("reverseSamplesBytes","Invalid input or output...
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
s32 vvc_parse_picture_header(GF_BitStream *bs, VVCState *vvc, VVCSliceInfo *si) { u32 pps_id; si->irap_or_gdr_pic = gf_bs_read_int_log(bs, 1, "irap_or_gdr_pic"); si->non_ref_pic = gf_bs_read_int_log(bs, 1, "non_ref_pic"); if (si->irap_or_gdr_pic) si->gdr_pic = gf_bs_read_int_log(bs, 1, "gdr_pic"); if ((si->inte...
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
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-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 cg_mkdir(const char *path, mode_t mode) { struct fuse_context *fc = fuse_get_context(); char *fpath = NULL, *path1, *cgdir = NULL, *controller; const char *cgroup; int ret; if (!fc) return -EIO; controller = pick_controller_from_path(fc, path); if (!controller) return -EINVAL; cgroup = find_cgroup_i...
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
read_viminfo_barline(vir_T *virp, int got_encoding, int force, int writing) { char_u *p = virp->vir_line + 1; int bartype; garray_T values; bval_T *vp; int i; int read_next = TRUE; // The format is: |{bartype},{value},... // For a very long string: // |{bartype},>{length of "...
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
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); ...
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 is_fuse_usermount(struct libmnt_context *cxt, int *errsv) { struct libmnt_ns *ns_old; const char *type = mnt_fs_get_fstype(cxt->fs); const char *optstr; char *user_id = NULL; size_t sz; uid_t uid; char uidstr[sizeof(stringify_value(ULONG_MAX))]; *errsv = 0; if (!type) return 0; if (strcmp(type...
0
C
NVD-CWE-noinfo
null
null
null
vulnerable
static AVFrame *get_video_buffer(AVFilterLink *inlink, int w, int h) { PadContext *s = inlink->dst->priv; AVFrame *frame = ff_get_video_buffer(inlink->dst->outputs[0], w + (s->w - s->in_w), h + (s->h - s->in_h)); int plane; ...
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
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, &...
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