code stringlengths 12 2.05k | label int64 0 1 | programming_language stringclasses 9
values | cwe_id stringlengths 6 14 | cwe_name stringlengths 5 103 ⌀ | description stringlengths 36 1.23k ⌀ | url stringlengths 36 48 ⌀ | label_name stringclasses 2
values |
|---|---|---|---|---|---|---|---|
static void copyIPv6IfDifferent(void * dest, const void * src)
{
if(dest != src) {
memcpy(dest, src, sizeof(struct in6_addr));
}
} | 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 |
int f2fs_trim_fs(struct f2fs_sb_info *sbi, struct fstrim_range *range)
{
__u64 start = F2FS_BYTES_TO_BLK(range->start);
__u64 end = start + F2FS_BYTES_TO_BLK(range->len) - 1;
unsigned int start_segno, end_segno;
struct cp_control cpc;
int err = 0;
if (start >= MAX_BLKADDR(sbi) || range->len < sbi->blocksize)
r... | 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 *must_realloc(void *ptr, size_t size)
{
void *old = ptr;
do {
ptr = realloc(old, size);
} while(!ptr);
return ptr;
} | 1 | C | CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | The software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. | https://cwe.mitre.org/data/definitions/78.html | safe |
clear_evalarg(evalarg_T *evalarg, exarg_T *eap)
{
if (evalarg != NULL)
{
if (evalarg->eval_tofree != NULL)
{
if (eap != NULL)
{
// We may need to keep the original command line, e.g. for
// ":let" it has the variable names. But we may also need the
// new one, "nextcmd" points into it. Keep ... | 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 |
bool inode_owner_or_capable(const struct inode *inode)
{
struct user_namespace *ns;
if (uid_eq(current_fsuid(), inode->i_uid))
return true;
ns = current_user_ns();
if (ns_capable(ns, CAP_FOWNER) && kuid_has_mapping(ns, inode->i_uid))
return true;
return false;
} | 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 mincore_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end,
struct mm_walk *walk)
{
spinlock_t *ptl;
struct vm_area_struct *vma = walk->vma;
pte_t *ptep;
unsigned char *vec = walk->private;
int nr = (end - addr) >> PAGE_SHIFT;
ptl = pmd_trans_huge_lock(pmd, vma);
if (ptl) {
memset(vec, ... | 0 | C | CWE-319 | Cleartext Transmission of Sensitive Information | The software transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors. | https://cwe.mitre.org/data/definitions/319.html | vulnerable |
static int __init ipgre_init(void)
{
int err;
printk(KERN_INFO "GRE over IPv4 tunneling driver\n");
err = register_pernet_device(&ipgre_net_ops);
if (err < 0)
return err;
err = inet_add_protocol(&ipgre_protocol, IPPROTO_GRE);
if (err < 0) {
printk(KERN_INFO "ipgre init: can't add protocol\n");
goto add_p... | 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 pad_basic(bn_t m, int *p_len, int m_len, int k_len, int operation) {
uint8_t pad = 0;
int result = RLC_OK;
bn_t t;
RLC_TRY {
bn_null(t);
bn_new(t);
switch (operation) {
case RSA_ENC:
case RSA_SIG:
case RSA_SIG_HASH:
/* EB = 00 | FF | D. */
bn_zero(m);
bn_lsh(m, m, 8);
bn_... | 0 | C | CWE-327 | Use of a Broken or Risky Cryptographic Algorithm | The use of a broken or risky cryptographic algorithm is an unnecessary risk that may result in the exposure of sensitive information. | https://cwe.mitre.org/data/definitions/327.html | vulnerable |
static int muscle_list_files(sc_card_t *card, u8 *buf, size_t bufLen)
{
muscle_private_t* priv = MUSCLE_DATA(card);
mscfs_t *fs = priv->fs;
int x;
int count = 0;
mscfs_check_cache(priv->fs);
for(x = 0; x < fs->cache.size; x++) {
u8* oid = fs->cache.array[x].objectId.id;
if (bufLen < 2)
break;
sc_debug(... | 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 sanitize_ptr_alu(struct bpf_verifier_env *env,
struct bpf_insn *insn,
const struct bpf_reg_state *ptr_reg,
struct bpf_reg_state *dst_reg,
bool off_is_neg)
{
struct bpf_verifier_state *vstate = env->cur_state;
struct bpf_insn_aux_data *aux = cur_aux(env);
bool ptr_is_dst_reg = p... | 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 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 (skb->len < sizeof(struct nlattr))
return 0;
if (A > skb->len - sizeof(struct nlattr))
return 0;
nla = (struct nlattr ... | 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 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-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 |
clear_evalarg(evalarg_T *evalarg, exarg_T *eap)
{
if (evalarg != NULL)
{
if (evalarg->eval_tofree != NULL)
{
if (eap != NULL)
{
// We may need to keep the original command line, e.g. for
// ":let" it has the variable names. But we may also need the
// new one, "nextcmd" points into it. Keep ... | 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 |
text_or_buf_locked(void)
{
if (text_locked())
{
text_locked_msg();
return TRUE;
}
return curbuf_locked();
} | 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 |
static int pppol2tp_recvmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *msg, size_t len,
int flags)
{
int err;
struct sk_buff *skb;
struct sock *sk = sock->sk;
err = -EIO;
if (sk->sk_state & PPPOX_BOUND)
goto end;
msg->msg_namelen = 0;
err = 0;
skb = skb_recv_datagram(sk, flags & ... | 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 pn_recvmsg(struct kiocb *iocb, struct sock *sk,
struct msghdr *msg, size_t len, int noblock,
int flags, int *addr_len)
{
struct sk_buff *skb = NULL;
struct sockaddr_pn sa;
int rval = -EOPNOTSUPP;
int copylen;
if (flags & ~(MSG_PEEK|MSG_TRUNC|MSG_DONTWAIT|MSG_NOSIGNAL|
MSG_CMSG_COMPAT))
goto ... | 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 |
static inline bool crypto_shash_alg_has_setkey(struct shash_alg *alg)
{
return alg->setkey != shash_no_setkey;
} | 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 |
DECLAREcpFunc(cpDecodedStrips)
{
tsize_t stripsize = TIFFStripSize(in);
tdata_t buf = _TIFFmalloc(stripsize);
(void) imagewidth; (void) spp;
if (buf) {
tstrip_t s, ns = TIFFNumberOfStrips(in);
uint32 row = 0;
_TIFFmemset(buf, 0, stripsize);
for (s = 0; s < ns && row < imagelength; s++) {
tsize_t cc = (... | 1 | 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 | safe |
queue_unlock(struct futex_q *q, struct futex_hash_bucket *hb)
{
spin_unlock(&hb->lock);
drop_futex_key_refs(&q->key);
} | 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 raw_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
size_t len, int noblock, int flags, int *addr_len)
{
struct inet_sock *inet = inet_sk(sk);
size_t copied = 0;
int err = -EOPNOTSUPP;
struct sockaddr_in *sin = (struct sockaddr_in *)msg->msg_name;
struct sk_buff *skb;
if (fla... | 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 |
file_transfer_t *imcb_file_send_start(struct im_connection *ic, char *handle, char *file_name, size_t file_size)
{
bee_t *bee = ic->bee;
bee_user_t *bu = bee_user_by_handle(bee, ic, handle);
if (bee->ui->ft_in_start) {
return bee->ui->ft_in_start(bee, bu, file_name, file_size);
} else {
return NULL;
}
} | 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 |
int read_super_2(squashfs_operations **s_ops, void *s)
{
squashfs_super_block_3 *sBlk_3 = s;
if(sBlk_3->s_magic != SQUASHFS_MAGIC || sBlk_3->s_major != 2 ||
sBlk_3->s_minor > 1)
return -1;
sBlk.s.s_magic = sBlk_3->s_magic;
sBlk.s.inodes = sBlk_3->inodes;
sBlk.s.mkfs_time = sBlk_3->mkfs_time;
sBlk.s.bl... | 1 | C | CWE-22 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the software does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of t... | https://cwe.mitre.org/data/definitions/22.html | safe |
long keyctl_read_key(key_serial_t keyid, char __user *buffer, size_t buflen)
{
struct key *key;
key_ref_t key_ref;
long ret;
/* find the key first */
key_ref = lookup_user_key(keyid, 0, 0);
if (IS_ERR(key_ref)) {
ret = -ENOKEY;
goto error;
}
key = key_ref_to_ptr(key_ref);
if (test_bit(KEY_FLAG_NEGATIVE,... | 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 |
pci_bus_configured(int bus)
{
assert(bus >= 0 && bus < MAXBUSES);
return (pci_businfo[bus] != NULL);
} | 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 void mdbEvalSetColumn(MyDbEvalContext *p, int iCol, Jsi_DString *dStr) {
//Jsi_Interp *interp = p->jdb->interp;
char nbuf[200];
MysqlPrep *prep = p->prep;
SqlFieldResults *field = prep->fieldResult+iCol;
Jsi_Interp *interp = p->jdb->interp;
if (field->isnull)
return;
... | 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 |
static void ptirq_free_irte(const struct ptirq_remapping_info *entry)
{
struct intr_source intr_src;
if (entry->irte_idx < CONFIG_MAX_IR_ENTRIES) {
if (entry->intr_type == PTDEV_INTR_MSI) {
intr_src.is_msi = true;
intr_src.src.msi.value = entry->phys_sid.msi_id.bdf;
} else {
intr_src.is_msi = false;
... | 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 |
static void *__dma_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t flags,
struct dma_attrs *attrs)
{
if (dev == NULL) {
WARN_ONCE(1, "Use an actual device structure for DMA allocation\n");
return NULL;
}
if (IS_ENABLED(CONFIG_ZONE_DMA) &&
dev->coherent_dma_mask <= ... | 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 |
PGTYPESdate_from_asc(char *str, char **endptr)
{
date dDate;
fsec_t fsec;
struct tm tt,
*tm = &tt;
int dtype;
int nf;
char *field[MAXDATEFIELDS];
int ftype[MAXDATEFIELDS];
char lowstr[MAXDATELEN + 1];
char *realptr;
char **ptr = (endptr != NULL) ? endptr : &realptr;
bool EuroDates = ... | 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 *gdImageJpegPtr (gdImagePtr im, int *size, int quality)
{
void *rv;
gdIOCtx *out = gdNewDynamicCtx (2048, NULL);
gdImageJpegCtx (im, out, quality);
rv = gdDPExtractData (out, size);
out->gd_free (out);
return rv;
} | 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 cchar *getPakVersion(cchar *name, cchar *version)
{
MprDirEntry *dp;
MprList *files;
if (!version || smatch(version, "*")) {
name = stok(sclone(name), "#", (char**) &version);
if (!version) {
files = mprGetPathFiles(mprJoinPath(app->paksCacheDir, name), MPR_PA... | 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 |
PS_SERIALIZER_DECODE_FUNC(php) /* {{{ */
{
const char *p, *q;
char *name;
const char *endptr = val + vallen;
zval *current;
int namelen;
int has_value;
php_unserialize_data_t var_hash;
int skip = 0;
PHP_VAR_UNSERIALIZE_INIT(var_hash);
p = val;
while (p < endptr) {
zval **tmp;
q = p;
skip = 0;
whil... | 1 | C | CWE-74 | Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') | The software constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. | https://cwe.mitre.org/data/definitions/74.html | safe |
static int sgi_clock_get(clockid_t clockid, struct timespec *tp)
{
u64 nsec;
nsec = rtc_time() * sgi_clock_period
+ sgi_clock_offset.tv_nsec;
*tp = ns_to_timespec(nsec);
tp->tv_sec += sgi_clock_offset.tv_sec;
return 0;
}; | 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 |
PHP_FUNCTION( msgfmt_format_message )
{
zval *args;
UChar *spattern = NULL;
int spattern_len = 0;
char *pattern = NULL;
int pattern_len = 0;
const char *slocale = NULL;
int slocale_len = 0;
MessageFormatter_object mf = {0};
MessageFormatter_object *mfo = &mf;
/* Parse... | 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 |
_TIFFmalloc(tmsize_t s)
{
if (s == 0)
return ((void *) NULL);
return (malloc((size_t) s));
} | 1 | C | CWE-369 | Divide By Zero | The product divides a value by zero. | https://cwe.mitre.org/data/definitions/369.html | safe |
static void handle_PORT(ctrl_t *ctrl, char *str)
{
int a, b, c, d, e, f;
char addr[INET_ADDRSTRLEN];
struct sockaddr_in sin;
if (ctrl->data_sd > 0) {
uev_io_stop(&ctrl->data_watcher);
close(ctrl->data_sd);
ctrl->data_sd = -1;
}
/* Convert PORT command's argument to IP address + port */
sscanf(str, "%d,%d... | 0 | C | CWE-120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') | The program copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. | https://cwe.mitre.org/data/definitions/120.html | vulnerable |
int insn_get_code_seg_params(struct pt_regs *regs)
{
struct desc_struct *desc;
short sel;
if (v8086_mode(regs))
/* Address and operand size are both 16-bit. */
return INSN_CODE_SEG_PARAMS(2, 2);
sel = get_segment_selector(regs, INAT_SEG_REG_CS);
if (sel < 0)
return sel;
desc = get_desc(sel);
if (!desc)
... | 0 | C | CWE-416 | Use After Free | Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. | https://cwe.mitre.org/data/definitions/416.html | vulnerable |
static int get_exif_tag_int_value(struct iw_exif_state *e, unsigned int tag_pos,
unsigned int *pv)
{
unsigned int field_type;
unsigned int value_count;
field_type = get_exif_ui16(e, tag_pos+2);
value_count = get_exif_ui32(e, tag_pos+4);
if(value_count!=1) return 0;
if(field_type==3) { // SHORT (uint16)
*pv ... | 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 |
chunk_grow(chunk_t *chunk, size_t sz)
{
off_t offset;
size_t memlen_orig = chunk->memlen;
tor_assert(sz > chunk->memlen);
offset = chunk->data - chunk->mem;
chunk = tor_realloc(chunk, CHUNK_ALLOC_SIZE(sz));
chunk->memlen = sz;
chunk->data = chunk->mem + offset;
#ifdef DEBUG_CHUNK_ALLOC
tor_assert(chunk-... | 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 |
unsigned int get_random_int(void)
{
struct keydata *keyptr;
__u32 *hash = get_cpu_var(get_random_int_hash);
int ret;
keyptr = get_keyptr();
hash[0] += current->pid + jiffies + get_cycles();
ret = half_md4_transform(hash, keyptr->secret);
put_cpu_var(get_random_int_hash);
return ret;
} | 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 |
static int net_ctl_permissions(struct ctl_table_header *head,
struct ctl_table *table)
{
struct net *net = container_of(head->set, struct net, sysctls);
kuid_t root_uid = make_kuid(net->user_ns, 0);
kgid_t root_gid = make_kgid(net->user_ns, 0);
/* Allow network administrator to have same access as root. ... | 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 |
ext2_xattr_cache_find(struct inode *inode, struct ext2_xattr_header *header)
{
__u32 hash = le32_to_cpu(header->h_hash);
struct mb2_cache_entry *ce;
struct mb2_cache *ext2_mb_cache = EXT2_SB(inode->i_sb)->s_mb_cache;
if (!header->h_hash)
return NULL; /* never share */
ea_idebug(inode, "looking for cached block... | 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 |
error_t lpc546xxEthUpdateMacConfig(NetInterface *interface)
{
uint32_t config;
//Read current MAC configuration
config = ENET->MAC_CONFIG;
//10BASE-T or 100BASE-TX operation mode?
if(interface->linkSpeed == NIC_LINK_SPEED_100MBPS)
{
config |= ENET_MAC_CONFIG_FES_MASK;
}
else
{
c... | 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 void show_object(struct object *obj, const char *name, void *cb_data)
{
struct rev_list_info *info = cb_data;
finish_object(obj, name, cb_data);
if (info->flags & REV_LIST_QUIET)
return;
show_object_with_name(stdout, obj, name);
} | 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 jpg_dec_parseopts(char *optstr, jpg_dec_importopts_t *opts)
{
jas_tvparser_t *tvp;
opts->max_size = 0;
if (!(tvp = jas_tvparser_create(optstr ? optstr : ""))) {
return -1;
}
while (!jas_tvparser_next(tvp)) {
switch (jas_taginfo_nonull(jas_taginfos_lookup(decopts,
jas_tvparser_gettag(tvp)))->i... | 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 |
cJSON *cJSON_CreateNull( void )
{
cJSON *item = cJSON_New_Item();
if ( item )
item->type = cJSON_NULL;
return item;
} | 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 |
epass2003_sm_unwrap_apdu(struct sc_card *card, struct sc_apdu *sm, struct sc_apdu *plain)
{
int r;
size_t len = 0;
epass2003_exdata *exdata = NULL;
if (!card->drv_data)
return SC_ERROR_INVALID_ARGUMENTS;
exdata = (epass2003_exdata *)card->drv_data;
LOG_FUNC_CALLED(card->ctx);
r = sc_check_sw(card, sm->sw1... | 1 | C | CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. | https://cwe.mitre.org/data/definitions/119.html | safe |
void enc28j60WritePhyReg(NetInterface *interface, uint16_t address,
uint16_t data)
{
//Write register address
enc28j60WriteReg(interface, ENC28J60_REG_MIREGADR, address & REG_ADDR_MASK);
//Write the lower 8 bits
enc28j60WriteReg(interface, ENC28J60_REG_MIWRL, LSB(data));
//Write the upper 8 bits
e... | 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 |
PixarLogClose(TIFF* tif)
{
PixarLogState* sp = (PixarLogState*) tif->tif_data;
TIFFDirectory *td = &tif->tif_dir;
assert(sp != 0);
/* In a really sneaky (and really incorrect, and untruthful, and
* troublesome, and error-prone) maneuver that completely goes against
* the spirit of TIFF, and breaks TIFF,... | 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 |
f_luaeval(typval_T *argvars, typval_T *rettv)
{
char_u *str;
char_u buf[NUMBUFLEN];
if (check_restricted() || check_secure())
return;
str = tv_get_string_buf(&argvars[0], buf);
do_luaeval(str, argvars + 1, rettv);
} | 1 | C | CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | The software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. | https://cwe.mitre.org/data/definitions/78.html | safe |
static struct sock *unix_create1(struct net *net, struct socket *sock, int kern)
{
struct sock *sk = NULL;
struct unix_sock *u;
atomic_long_inc(&unix_nr_socks);
if (atomic_long_read(&unix_nr_socks) > 2 * get_max_files())
goto out;
sk = sk_alloc(net, PF_UNIX, GFP_KERNEL, &unix_proto, kern);
if (!sk)
goto out... | 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 do_free_upto(BIO *f, BIO *upto)
{
if (upto)
{
BIO *tbio;
do
{
tbio = BIO_pop(f);
BIO_free(f);
f = tbio;
}
while (f && f != upto);
}
else
BIO_free_all(f);
} | 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 inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr *cmd, u16 cmd_len, u8 *data)
{
struct l2cap_conf_req *req = (struct l2cap_conf_req *) data;
u16 dcid, flags;
u8 rsp[64];
struct sock *sk;
int len;
dcid = __le16_to_cpu(req->dcid);
flags = __le16_to_cpu(req->flags);
BT_DBG("dcid ... | 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 |
mwifiex_cmd_append_vsie_tlv(struct mwifiex_private *priv,
u16 vsie_mask, u8 **buffer)
{
int id, ret_len = 0;
struct mwifiex_ie_types_vendor_param_set *vs_param_set;
if (!buffer)
return 0;
if (!(*buffer))
return 0;
/*
* Traverse through the saved vendor specific IE array and append
* the selected(s... | 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 int jas_iccgetuint32(jas_stream_t *in, jas_iccuint32_t *val)
{
ulonglong tmp;
if (jas_iccgetuint(in, 4, &tmp))
return -1;
*val = tmp;
return 0;
} | 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 |
mrb_class_real(struct RClass* cl)
{
if (cl == 0) return NULL;
while ((cl->tt == MRB_TT_SCLASS) || (cl->tt == MRB_TT_ICLASS)) {
cl = cl->super;
if (cl == 0) return NULL;
}
return cl;
} | 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 bool blk_kick_flush(struct request_queue *q, struct blk_flush_queue *fq)
{
struct list_head *pending = &fq->flush_queue[fq->flush_pending_idx];
struct request *first_rq =
list_first_entry(pending, struct request, flush.list);
struct request *flush_rq = fq->flush_rq;
/* C1 described at the top of this file... | 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 |
char *string_crypt(const char *key, const char *salt) {
assertx(key);
assertx(salt);
char random_salt[12];
if (!*salt) {
memcpy(random_salt,"$1$",3);
ito64(random_salt+3,rand(),8);
random_salt[11] = '\0';
return string_crypt(key, random_salt);
}
auto const saltLen = strlen(salt);
if ((sa... | 1 | C | CWE-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 |
void file_sb_list_del(struct file *file)
{
if (!list_empty(&file->f_u.fu_list)) {
lg_local_lock_cpu(&files_lglock, file_list_cpu(file));
list_del_init(&file->f_u.fu_list);
lg_local_unlock_cpu(&files_lglock, file_list_cpu(file));
}
} | 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 |
check_dn_in_container(krb5_context context, const char *dn,
char *const *subtrees, unsigned int ntrees)
{
unsigned int i;
size_t dnlen = strlen(dn), stlen;
for (i = 0; i < ntrees; i++) {
if (subtrees[i] == NULL || *subtrees[i] == '\0')
return 0;
stlen = str... | 1 | C | CWE-90 | Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection') | The software constructs all or part of an LDAP query using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended LDAP query when it is sent to a downstream component. | https://cwe.mitre.org/data/definitions/90.html | safe |
static int nntp_hcache_namer(const char *path, char *dest, size_t destlen)
{
int count = snprintf(dest, destlen, "%s.hcache", path);
/* Strip out any directories in the path */
char *first = strchr(dest, '/');
char *last = strrchr(dest, '/');
if (first && last && (last > first))
{
memmove(first, last, ... | 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 |
nfs4_open_revalidate(struct inode *dir, struct dentry *dentry, int openflags, struct nameidata *nd)
{
struct path path = {
.mnt = nd->path.mnt,
.dentry = dentry,
};
struct rpc_cred *cred;
struct nfs4_state *state;
fmode_t fmode = openflags & (FMODE_READ | FMODE_WRITE);
cred = rpc_lookup_cred();
if (IS_ERR(c... | 1 | C | NVD-CWE-noinfo | null | null | null | safe |
PJ_DEF(pj_status_t) pjsip_endpt_send_response( pjsip_endpoint *endpt,
pjsip_response_addr *res_addr,
pjsip_tx_data *tdata,
void *token,
pjsip_send_callback cb)
{
/* Determine which transports and addresses to send the response,
* based on Section 18.2.2 of RFC 32... | 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 |
int shash_no_setkey(struct crypto_shash *tfm, const u8 *key,
unsigned int keylen)
{
return -ENOSYS;
} | 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 cJSON *get_object_item(const cJSON * const object, const char * const name, const cJSON_bool case_sensitive)
{
cJSON *current_element = NULL;
if ((object == NULL) || (name == NULL))
{
return NULL;
}
current_element = object->child;
if (case_sensitive)
{
while ((curre... | 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 SCSIRequest *scsi_new_request(SCSIDevice *d, uint32_t tag,
uint32_t lun, void *hba_private)
{
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, d);
SCSIRequest *req;
SCSIDiskReq *r;
req = scsi_req_alloc(&scsi_disk_reqops, &s->qdev, tag, lun, hba_private);
... | 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 |
R_API int r_socket_read_block(RSocket *s, ut8 *buf, int len) {
int ret = 0;
for (ret = 0; ret < len; ) {
int r = r_socket_read (s, buf + ret, len - ret);
if (r == -1) {
#if HAVE_LIB_SSL
if (SSL_get_error (s->sfd, r) == SSL_ERROR_WANT_READ) {
if (r_socket_ready (s, 1, 0) == 1) {
continue;
}
}
#e... | 1 | C | CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | The software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. | https://cwe.mitre.org/data/definitions/78.html | safe |
BGD_DECLARE(gdImagePtr) gdImageCreateFromTgaCtx(gdIOCtx* ctx)
{
int bitmap_caret = 0;
oTga *tga = NULL;
/* int pixel_block_size = 0;
int image_block_size = 0; */
volatile gdImagePtr image = NULL;
int x = 0;
int y = 0;
tga = (oTga *) gdMalloc(sizeof(oTga));
if (!tga) {
return NULL;
}
tga->bitmap = 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 int misaligned_fpu_store(struct pt_regs *regs,
__u32 opcode,
int displacement_not_indexed,
int width_shift,
int do_paired_load)
{
/* Return -1 for a fault, 0 for OK */
int error;
int srcreg;
__u64 address;
error = generate_and_check_address(regs, opcode,
displacement_not_indexed,... | 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 |
static void send(node_t *node, node_t *child, byte *fout, int maxoffset) {
if (node->parent) {
send(node->parent, node, fout, maxoffset);
}
if (child) {
if (bloc >= maxoffset) {
bloc = maxoffset + 1;
return;
}
if (node->right == child) {
add_bit(1, fout);
} else {
add_bit(0, fout);
}
}
} | 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 |
f_py3eval(typval_T *argvars, typval_T *rettv)
{
char_u *str;
char_u buf[NUMBUFLEN];
if (check_restricted() || check_secure())
return;
if (p_pyx == 0)
p_pyx = 3;
str = tv_get_string_buf(&argvars[0], buf);
do_py3eval(str, rettv);
} | 1 | C | CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | The software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. | https://cwe.mitre.org/data/definitions/78.html | safe |
snmp_ber_decode_length(unsigned char *buff, uint32_t *buff_len, uint8_t *length)
{
if(*buff_len == 0) {
return NULL;
}
*length = *buff++;
(*buff_len)--;
return buff;
} | 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 |
local void init_block(s)
deflate_state *s;
{
int n; /* iterates over tree elements */
/* Initialize the trees. */
for (n = 0; n < L_CODES; n++) s->dyn_ltree[n].Freq = 0;
for (n = 0; n < D_CODES; n++) s->dyn_dtree[n].Freq = 0;
for (n = 0; n < BL_CODES; n++) s->bl_tree[n].Freq = 0;
s->dyn_... | 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 |
char* _single_string_alloc_and_copy( LPCWSTR in )
{
char *chr;
int len = 0;
if ( !in )
{
return in;
}
while ( in[ len ] != 0 )
{
len ++;
}
chr = malloc( len + 1 );
len = 0;
while ( in[ len ] != 0 )
{
chr[ len ] = 0xFF & in[ len ];
len +... | 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 |
gss_context_time (minor_status,
context_handle,
time_rec)
OM_uint32 * minor_status;
gss_ctx_id_t context_handle;
OM_uint32 * time_rec;
{
OM_uint32 status;
gss_union_ctx_id_t ctx;
gss_mechanism mech;
if (minor_status == NULL)
return (GSS_S_CALL_INACCESSIBLE_WRI... | 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 |
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... | 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 |
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-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 |
cdf_check_stream_offset(const cdf_stream_t *sst, const cdf_header_t *h,
const void *p, size_t tail, int line)
{
const char *b = (const char *)sst->sst_tab;
const char *e = ((const char *)p) + tail;
(void)&line;
if (e >= b && (size_t)(e - b) <= CDF_SEC_SIZE(h) * sst->sst_len)
return 0;
DPRINTF(("%d: offset be... | 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 |
int TfLiteIntArrayGetSizeInBytes(int size) {
static TfLiteIntArray dummy;
int computed_size = sizeof(dummy) + sizeof(dummy.data[0]) * size;
#if defined(_MSC_VER)
// Context for why this is needed is in http://b/189926408#comment21
computed_size -= sizeof(dummy.data[0]);
#endif
return computed_size;
} | 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 start_cfs_bandwidth(struct cfs_bandwidth *cfs_b)
{
u64 overrun;
lockdep_assert_held(&cfs_b->lock);
if (cfs_b->period_active)
return;
cfs_b->period_active = 1;
overrun = hrtimer_forward_now(&cfs_b->period_timer, cfs_b->period);
cfs_b->runtime_expires += (overrun + 1) * ktime_to_ns(cfs_b->period);
cfs_b-... | 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 void perf_event_interrupt(struct pt_regs *regs)
{
int i;
struct cpu_hw_events *cpuhw = &__get_cpu_var(cpu_hw_events);
struct perf_event *event;
unsigned long val;
int found = 0;
int nmi;
if (cpuhw->n_limited)
freeze_limited_counters(cpuhw, mfspr(SPRN_PMC5),
mfspr(SPRN_PMC6));
perf_read_regs(regs... | 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 |
INTERNAL void vterm_screen_free(VTermScreen *screen)
{
vterm_allocator_free(screen->vt, screen->buffers[0]);
if(screen->buffers[1])
vterm_allocator_free(screen->vt, screen->buffers[1]);
vterm_allocator_free(screen->vt, screen->sb_buffer);
vterm_allocator_free(screen->vt, screen);
} | 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 |
int ib_update_cm_av(struct ib_cm_id *id, const u8 *smac, const u8 *alt_smac)
{
struct cm_id_private *cm_id_priv;
cm_id_priv = container_of(id, struct cm_id_private, id);
if (smac != NULL)
memcpy(cm_id_priv->av.smac, smac, sizeof(cm_id_priv->av.smac));
if (alt_smac != NULL)
memcpy(cm_id_priv->alt_av.smac, alt... | 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 crypto_report_cipher(struct sk_buff *skb, struct crypto_alg *alg)
{
struct crypto_report_cipher rcipher;
strncpy(rcipher.type, "cipher", sizeof(rcipher.type));
rcipher.blocksize = alg->cra_blocksize;
rcipher.min_keysize = alg->cra_cipher.cia_min_keysize;
rcipher.max_keysize = alg->cra_cipher.cia_max_k... | 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 inline void put_utf16(wchar_t *s, unsigned c, enum utf16_endian endian)
{
switch (endian) {
default:
*s = (wchar_t) c;
break;
case UTF16_LITTLE_ENDIAN:
*s = __cpu_to_le16(c);
break;
case UTF16_BIG_ENDIAN:
*s = __cpu_to_be16(c);
break;
}
} | 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 |
irc_nick_realloc_prefixes (struct t_irc_server *server,
int old_length, int new_length)
{
struct t_irc_channel *ptr_channel;
struct t_irc_nick *ptr_nick;
char *new_prefixes;
for (ptr_channel = server->channels; ptr_channel;
ptr_channel = ptr_channel->next_channel)
... | 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 isansicode(int x)
{
return x == 0x1B || x == 0x0A || x == 0x0D || (x >= 0x20 && x < 0x7f);
} | 1 | C | NVD-CWE-noinfo | null | null | null | safe |
zend_function *spl_filesystem_object_get_method_check(zval **object_ptr, char *method, int method_len, const struct _zend_literal *key TSRMLS_DC) /* {{{ */
{
spl_filesystem_object *fsobj = zend_object_store_get_object(*object_ptr TSRMLS_CC);
if (fsobj->u.dir.entry.d_name[0] == '\0' && fsobj->orig_path == NULL) {
m... | 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 rtp_packetize_xiph_config( sout_stream_id_sys_t *id, const char *fmtp,
int64_t i_pts )
{
if (fmtp == NULL)
return VLC_EGENERIC;
/* extract base64 configuration from fmtp */
char *start = strstr(fmtp, "configuration=");
assert(start != NULL);
start += sizeo... | 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 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 ... | 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 |
struct dst_entry *inet_csk_route_req(struct sock *sk,
const struct request_sock *req)
{
struct rtable *rt;
const struct inet_request_sock *ireq = inet_rsk(req);
struct ip_options *opt = inet_rsk(req)->opt;
struct net *net = sock_net(sk);
struct flowi4 fl4;
flowi4_init_output(&fl4, sk->sk_bound_dev_if, s... | 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 int fastrpc_dma_buf_attach(struct dma_buf *dmabuf,
struct dma_buf_attachment *attachment)
{
struct fastrpc_dma_buf_attachment *a;
struct fastrpc_buf *buffer = dmabuf->priv;
int ret;
a = kzalloc(sizeof(*a), GFP_KERNEL);
if (!a)
return -ENOMEM;
ret = dma_get_sgtable(buffer->dev, &a->sgt, buffer->vi... | 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 |
int kvm_iommu_map_pages(struct kvm *kvm, struct kvm_memory_slot *slot)
{
gfn_t gfn, end_gfn;
pfn_t pfn;
int r = 0;
struct iommu_domain *domain = kvm->arch.iommu_domain;
int flags;
/* check if iommu exists and in use */
if (!domain)
return 0;
gfn = slot->base_gfn;
end_gfn = gfn + slot->npages;
flags =... | 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 |
build_config(char *prefix, struct manager_ctx *manager, struct server *server)
{
char *path = NULL;
int path_size = strlen(prefix) + strlen(server->port) + 20;
path = ss_malloc(path_size);
snprintf(path, path_size, "%s/.shadowsocks_%s.conf", prefix, server->port);
FILE *f = fopen(path, "w+");
... | 1 | C | CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | The software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. | https://cwe.mitre.org/data/definitions/78.html | safe |
static int fsmMkfile(rpmfi fi, const char *dest, rpmfiles files,
rpmpsm psm, int nodigest, int *setmeta,
int * firsthardlink)
{
int rc = 0;
int numHardlinks = rpmfiFNlink(fi);
if (numHardlinks > 1) {
/* Create first hardlinked file empty */
if (*firsthardlink < 0) {
*firsthardlink = rp... | 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 |
void CLASS foveon_load_camf()
{
unsigned type, wide, high, i, j, row, col, diff;
ushort huff[258], vpred[2][2] = {{512,512},{512,512}}, hpred[2];
fseek (ifp, meta_offset, SEEK_SET);
type = get4(); get4(); get4();
wide = get4();
high = get4();
if (type == 2) {
fread (meta_data, 1, meta_length, ifp);... | 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 |
externalParEntProcessor(XML_Parser parser, const char *s, const char *end,
const char **nextPtr) {
const char *next = s;
int tok;
tok = XmlPrologTok(parser->m_encoding, s, end, &next);
if (tok <= 0) {
if (! parser->m_parsingStatus.finalBuffer && tok != XML_TOK_INVALID) {
*next... | 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 ras_getdatastd(jas_stream_t *in, ras_hdr_t *hdr, ras_cmap_t *cmap,
jas_image_t *image)
{
int pad;
int nz;
int z;
int c;
int y;
int x;
int v;
int i;
jas_matrix_t *data[3];
/* Note: This function does not properly handle images with a colormap. */
/* Avoid compiler warnings about unused parameters... | 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 |
xml_unload_external_entity(const char *URI, xmlCharEncoding enc) {
return NULL;
} | 1 | C | CWE-611 | Improper Restriction of XML External Entity Reference | The software processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output. | https://cwe.mitre.org/data/definitions/611.html | safe |
static void array_cleanup( char* arr[] , int arr_size)
{
int i=0;
for( i=0; i< arr_size; i++ ){
if( arr[i*2] ){
efree( arr[i*2]);
}
}
efree(arr);
} | 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 inline void vma_adjust_trans_huge(struct vm_area_struct *vma,
unsigned long start,
unsigned long end,
long adjust_next)
{
if (!vma->anon_vma || vma->vm_ops || vma->vm_file)
return;
__vma_adjust_trans_huge(vma, start, end, adjust_next);
} | 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 |
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