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static int su3000_power_ctrl(struct dvb_usb_device *d, int i) { struct dw2102_state *state = (struct dw2102_state *)d->priv; u8 obuf[] = {0xde, 0}; info("%s: %d, initialized %d", __func__, i, state->initialized); if (i && !state->initialized) { state->initialized = 1; /* reset board */ return dvb_usb_generi...
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 gboolean prplcb_xfer_new_send_cb(gpointer data, gint fd, b_input_condition cond) { PurpleXfer *xfer = data; struct im_connection *ic = purple_ic_by_pa(xfer->account); struct prpl_xfer_data *px = xfer->ui_data; PurpleBuddy *buddy; const char *who; buddy = purple_find_buddy(xfer->account, xfer->who); who =...
1
C
CWE-476
NULL Pointer Dereference
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.
https://cwe.mitre.org/data/definitions/476.html
safe
void bn_sqr_comba8(BN_ULONG *r, const BN_ULONG *a) { BN_ULONG t1,t2; BN_ULONG c1,c2,c3; c1=0; c2=0; c3=0; sqr_add_c(a,0,c1,c2,c3); r[0]=c1; c1=0; sqr_add_c2(a,1,0,c2,c3,c1); r[1]=c2; c2=0; sqr_add_c(a,1,c3,c1,c2); sqr_add_c2(a,2,0,c3,c1,c2); r[2]=c3; c3=0; sqr_add_c2(a,3,0,c1,c2,c3); sqr_add_c2(a,2,1...
0
C
CWE-310
Cryptographic Issues
Weaknesses in this category are related to the design and implementation of data confidentiality and integrity. Frequently these deal with the use of encoding techniques, encryption libraries, and hashing algorithms. The weaknesses in this category could lead to a degradation of the quality data if they are not address...
https://cwe.mitre.org/data/definitions/310.html
vulnerable
void faad_resetbits(bitfile *ld, int bits) { uint32_t tmp; int words = bits >> 5; int remainder = bits & 0x1F; ld->bytes_left = ld->buffer_size - words*4; if (ld->bytes_left >= 4) { tmp = getdword(&ld->start[words]); ld->bytes_left -= 4; } else { tmp = getdword_n(&l...
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 __init unittest_data_add(void) { void *unittest_data; struct device_node *unittest_data_node, *np; /* * __dtb_testcases_begin[] and __dtb_testcases_end[] are magically * created by cmd_dt_S_dtb in scripts/Makefile.lib */ extern uint8_t __dtb_testcases_begin[]; extern uint8_t __dtb_testcases_end[];...
1
C
CWE-401
Missing Release of Memory after Effective Lifetime
The software does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.
https://cwe.mitre.org/data/definitions/401.html
safe
static inline void mcryptd_check_internal(struct rtattr **tb, u32 *type, u32 *mask) { struct crypto_attr_type *algt; algt = crypto_get_attr_type(tb); if (IS_ERR(algt)) return; if ((algt->type & CRYPTO_ALG_INTERNAL)) *type |= CRYPTO_ALG_INTERNAL; if ((algt->mask & CRYPTO_ALG_INTERNAL)) *mask |= CRYPTO...
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 struct btrfs_device *find_device(struct btrfs_fs_devices *fs_devices, u64 devid, const u8 *uuid) { struct btrfs_device *dev; list_for_each_entry(dev, &fs_devices->devices, dev_list) { if (dev->devid == devid && (!uuid || !memcmp(dev->uuid, uuid, BTRFS_UUID_SIZE))) { return dev; } } return NUL...
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
ikev2_gen_print(netdissect_options *ndo, u_char tpay, const struct isakmp_gen *ext) { struct isakmp_gen e; ND_TCHECK(*ext); UNALIGNED_MEMCPY(&e, ext, sizeof(e)); ikev2_pay_print(ndo, NPSTR(tpay), e.critical); ND_PRINT((ndo," len=%d", ntohs(e.len) - 4)); if (2 < ndo->ndo_vflag && 4 < ntohs(e.len)) { /* Print...
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
spnego_gss_inquire_context( OM_uint32 *minor_status, const gss_ctx_id_t context_handle, gss_name_t *src_name, gss_name_t *targ_name, OM_uint32 *lifetime_rec, gss_OID *mech_type, OM_uint32 *ctx_flags, int *locally_initiated, int *opened) { OM_uint32 ret = GSS_S_COMPLETE; spnego_gss_ctx_id...
1
C
CWE-763
Release of Invalid Pointer or Reference
The application attempts to return a memory resource to the system, but calls the wrong release function or calls the appropriate release function incorrectly.
https://cwe.mitre.org/data/definitions/763.html
safe
static void usage(void) { PRINT_VERSION; puts("Copyright (c) 2011, Oracle and/or its affiliates. " "All rights reserved.\n"); puts("Enable or disable plugins."); printf("\nUsage: %s [options] <plugin> ENABLE|DISABLE\n\nOptions:\n", my_progname); my_print_help(my_long_options); puts("\n"); }
0
C
NVD-CWE-noinfo
null
null
null
vulnerable
BGD_DECLARE(void *) gdImageWebpPtr (gdImagePtr im, int *size) { void *rv; gdIOCtx *out = gdNewDynamicCtx(2048, NULL); if (out == NULL) { return NULL; } if (_gdImageWebpCtx(im, out, -1)) { rv = NULL; } else { rv = gdDPExtractData(out, size); } out->gd_free(out); return rv; }
1
C
CWE-415
Double Free
The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.
https://cwe.mitre.org/data/definitions/415.html
safe
static int crypto_report_acomp(struct sk_buff *skb, struct crypto_alg *alg) { struct crypto_report_acomp racomp; strncpy(racomp.type, "acomp", sizeof(racomp.type)); if (nla_put(skb, CRYPTOCFGA_REPORT_ACOMP, sizeof(struct crypto_report_acomp), &racomp)) goto nla_put_failure; return 0; nla_put_failure: re...
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
static bool is_valid_guid(const char *guid) { if (!guid) { return false; } size_t i; for (i = 0; guid[i]; i++) { if (!isxdigit (guid[i])) { return false; } } return i >= 33; // len of GUID and age }
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 inline bool rt6_qualify_for_ecmp(struct rt6_info *rt) { return (rt->rt6i_flags & (RTF_GATEWAY|RTF_ADDRCONF|RTF_DYNAMIC)) == RTF_GATEWAY; }
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
RList *r_bin_ne_get_segments(r_bin_ne_obj_t *bin) { int i; if (!bin) { return NULL; } RList *segments = r_list_newf (free); for (i = 0; i < bin->ne_header->SegCount; i++) { RBinSection *bs = R_NEW0 (RBinSection); NE_image_segment_entry *se = &bin->segment_entries[i]; if (!bs) { return segments; } bs...
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
int hns_ppe_get_sset_count(int stringset) { if (stringset == ETH_SS_STATS || stringset == ETH_SS_PRIV_FLAGS) return ETH_PPE_STATIC_NUM; 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
mlx5_fw_fatal_reporter_dump(struct devlink_health_reporter *reporter, struct devlink_fmsg *fmsg, void *priv_ctx) { struct mlx5_core_dev *dev = devlink_health_reporter_priv(reporter); u32 crdump_size = dev->priv.health.crdump_size; u32 *cr_data; u32 data_size; u32 offset; int err; if (!mlx5_core_is_pf(dev...
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
void M_LoadDefaults (void) { int i; int len; FILE* f; char def[80]; char strparm[100]; char* newstring; int parm; boolean isstring; // set everything to base values numdefaults = sizeof(defaults)/sizeof(defaults[0]); for (i=0 ; i<numdefaults ; i++) *defaults[i].locat...
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 smp_task_timedout(struct timer_list *t) { struct sas_task_slow *slow = from_timer(slow, t, timer); struct sas_task *task = slow->task; unsigned long flags; spin_lock_irqsave(&task->task_state_lock, flags); if (!(task->task_state_flags & SAS_TASK_STATE_DONE)) task->task_state_flags |= SAS_TASK_STATE_...
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
xfs_attr3_leaf_clearflag( struct xfs_da_args *args) { struct xfs_attr_leafblock *leaf; struct xfs_attr_leaf_entry *entry; struct xfs_attr_leaf_name_remote *name_rmt; struct xfs_buf *bp; int error; #ifdef DEBUG struct xfs_attr3_icleaf_hdr ichdr; xfs_attr_leaf_name_local_t *name_loc; int namelen; char *name;...
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 frag_kfree_skb(struct netns_frags *nf, struct sk_buff *skb) { atomic_sub(skb->truesize, &nf->mem); kfree_skb(skb); }
0
C
NVD-CWE-noinfo
null
null
null
vulnerable
static int open_cred_file(char *file_name, struct parsed_mount_info *parsed_info) { char *line_buf = NULL; char *temp_val = NULL; FILE *fs = NULL; int i; const int line_buf_size = 4096; const int min_non_white = 10; i = toggle_dac_capability(0, 1); if (i) goto return_i; i = access(file_name, R_OK); if ...
0
C
CWE-668
Exposure of Resource to Wrong Sphere
The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource.
https://cwe.mitre.org/data/definitions/668.html
vulnerable
DECLAREwriteFunc(writeBufferToContigTiles) { uint32 imagew = TIFFScanlineSize(out); uint32 tilew = TIFFTileRowSize(out); int iskew = imagew - tilew; tsize_t tilesize = TIFFTileSize(out); tdata_t obuf; uint8* bufp = (uint8*) buf; uint32 tl, tw; uint32 row; (void) spp; obuf = _TIFFmalloc(TIFFTileSize(out)); ...
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 php_mb_regex_free_cache(php_mb_regex_t **pre) { onig_free(*pre); }
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
read_pbm_integer(j_compress_ptr cinfo, FILE *infile, unsigned int maxval) /* Read an unsigned decimal integer from the PPM file */ /* Swallows one trailing character after the integer */ /* Note that on a 16-bit-int machine, only values up to 64k can be read. */ /* This should not be a problem in practice. */ { regis...
0
C
CWE-125
Out-of-bounds Read
The software reads data past the end, or before the beginning, of the intended buffer.
https://cwe.mitre.org/data/definitions/125.html
vulnerable
int re_yylex_init_extra(YY_EXTRA_TYPE yy_user_defined,yyscan_t* ptr_yy_globals ) { struct yyguts_t dummy_yyguts; re_yyset_extra (yy_user_defined, &dummy_yyguts); if (ptr_yy_globals == NULL){ errno = EINVAL; return 1; } *ptr_yy_globals = (yyscan_t) re_yyalloc ( sizeof( struct yy...
0
C
CWE-476
NULL Pointer Dereference
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.
https://cwe.mitre.org/data/definitions/476.html
vulnerable
static int __init xfrm6_tunnel_spi_init(void) { xfrm6_tunnel_spi_kmem = kmem_cache_create("xfrm6_tunnel_spi", sizeof(struct xfrm6_tunnel_spi), 0, SLAB_HWCACHE_ALIGN, NULL); if (!xfrm6_tunnel_spi_kmem) return -ENOMEM; return 0; }
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
DefragVlanTest(void) { Packet *p1 = NULL, *p2 = NULL, *r = NULL; int ret = 0; DefragInit(); p1 = BuildTestPacket(1, 0, 1, 'A', 8); if (p1 == NULL) goto end; p2 = BuildTestPacket(1, 1, 0, 'B', 8); if (p2 == NULL) goto end; /* With no VLAN IDs set, packets should re-asse...
0
C
CWE-358
Improperly Implemented Security Check for Standard
The software does not implement or incorrectly implements one or more security-relevant checks as specified by the design of a standardized algorithm, protocol, or technique.
https://cwe.mitre.org/data/definitions/358.html
vulnerable
evtchn_port_t evtchn_from_irq(unsigned irq) { if (WARN(irq >= nr_irqs, "Invalid irq %d!\n", irq)) return 0; return info_for_irq(irq)->evtchn; }
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
PUBLIC int espLoadApp(HttpRoute *route) { #if !ME_STATIC EspRoute *eroute; eroute = route->eroute; if (!eroute->skipApps) { MprJson *preload, *item; cchar *errMsg, *source; char *kind; int i; /* Note: the config parser pauses G...
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 parseTarget(HttpRoute *route, cchar *key, MprJson *prop) { cchar *name, *args; if (prop->type & MPR_JSON_OBJ) { name = mprGetJson(prop, "operation"); args = mprGetJson(prop, "args"); } else { name = "run"; args = prop->value; } httpSetRouteTarget(route,...
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
init_syntax_once () { register int c; static int done = 0; if (done) return; bzero (re_syntax_table, sizeof re_syntax_table); for (c = 0; c < CHAR_SET_SIZE; ++c) if (ISALNUM (c)) re_syntax_table[c] = Sword; re_syntax_table['_'] = Sword; done = 1; }
1
C
CWE-252
Unchecked Return Value
The software does not check the return value from a method or function, which can prevent it from detecting unexpected states and conditions.
https://cwe.mitre.org/data/definitions/252.html
safe
PS_SERIALIZER_DECODE_FUNC(php_binary) /* {{{ */ { const char *p; char *name; const char *endptr = val + vallen; zval *current; int namelen; int has_value; php_unserialize_data_t var_hash; PHP_VAR_UNSERIALIZE_INIT(var_hash); for (p = val; p < endptr; ) { zval **tmp; namelen = ((unsigned char)(*p)) & (~PS_...
0
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
vulnerable
SPL_METHOD(SplFileObject, ftruncate) { spl_filesystem_object *intern = (spl_filesystem_object*)zend_object_store_get_object(getThis() TSRMLS_CC); long size; if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &size) == FAILURE) { return; } if (!php_stream_truncate_supported(intern->u.file.stream)) { z...
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 vmx_set_constant_host_state(struct vcpu_vmx *vmx) { u32 low32, high32; unsigned long tmpl; struct desc_ptr dt; unsigned long cr4; vmcs_writel(HOST_CR0, read_cr0() & ~X86_CR0_TS); /* 22.2.3 */ vmcs_writel(HOST_CR3, read_cr3()); /* 22.2.3 FIXME: shadow tables */ /* Save the most likely value for t...
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
iakerb_gss_wrap_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) { iakerb_ctx_id_t ctx = (iakerb_ctx_id_t)context_handle; if (ctx->gssc == GSS_C_NO_CONTEXT) r...
1
C
CWE-18
DEPRECATED: Source Code
This entry has been deprecated. It was originally used for organizing the Development View (CWE-699) and some other views, but it introduced unnecessary complexity and depth to the resulting tree.
https://cwe.mitre.org/data/definitions/18.html
safe
static int dns_resolver_cmp(const struct key *key, const struct key_match_data *match_data) { int slen, dlen, ret = 0; const char *src = key->description, *dsp = match_data->raw_data; kenter("%s,%s", src, dsp); if (!src || !dsp) goto no_match; if (strcasecmp(src, dsp) == 0) goto matched; slen = str...
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 int do_remount(struct path *path, int flags, int mnt_flags, void *data) { int err; struct super_block *sb = path->mnt->mnt_sb; struct mount *mnt = real_mount(path->mnt); if (!check_mnt(mnt)) return -EINVAL; if (path->dentry != path->mnt->mnt_root) return -EINVAL; err = security_sb_remount(sb...
1
C
CWE-269
Improper Privilege Management
The software does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
https://cwe.mitre.org/data/definitions/269.html
safe
ikev1_attrmap_print(netdissect_options *ndo, const u_char *p, const u_char *ep, const struct attrmap *map, size_t nmap) { int totlen; uint32_t t, v; if (p[0] & 0x80) totlen = 4; else totlen = 4 + EXTRACT_16BITS(&p[2]); if (ep < p + totlen) { ND_PRINT((ndo,"[|attr]")); return ep + 1; } ND_PR...
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
mrb_mod_define_method_m(mrb_state *mrb, struct RClass *c) { struct RProc *p; mrb_method_t m; mrb_sym mid; mrb_value proc = mrb_undef_value(); mrb_value blk; mrb_get_args(mrb, "n|o&", &mid, &proc, &blk); switch (mrb_type(proc)) { case MRB_TT_PROC: blk = proc; break; case MRB_TT_UNDEF: ...
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 int get_exif_tag_dbl_value(struct iw_exif_state *e, unsigned int tag_pos, double *pv) { unsigned int field_type; unsigned int value_count; unsigned int value_pos; unsigned int numer, denom; field_type = iw_get_ui16_e(&e->d[tag_pos+2],e->endian); value_count = iw_get_ui32_e(&e->d[tag_pos+4],e->endian); ...
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 nalm_dump(FILE * trace, char *data, u32 data_size) { GF_BitStream *bs; Bool rle, large_size; u32 entry_count; if (!data) { fprintf(trace, "<NALUMap rle=\"\" large_size=\"\">\n"); fprintf(trace, "<NALUMapEntry NALU_startNumber=\"\" groupID=\"\"/>\n"); fprintf(trace, "</NALUMap>\n"); return; } ...
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 vmx_set_constant_host_state(struct vcpu_vmx *vmx) { u32 low32, high32; unsigned long tmpl; struct desc_ptr dt; vmcs_writel(HOST_CR0, read_cr0() & ~X86_CR0_TS); /* 22.2.3 */ vmcs_writel(HOST_CR4, read_cr4()); /* 22.2.3, 22.2.5 */ vmcs_writel(HOST_CR3, read_cr3()); /* 22.2.3 FIXME: shadow tables */...
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
delete_principal_2_svc(dprinc_arg *arg, struct svc_req *rqstp) { static generic_ret ret; char *prime_arg; gss_buffer_desc client_name = GSS_C_EMPTY_BUFFER; gss_buffer_desc service_name = GSS_C_EMPTY_BUFFER; OM_uint32 ...
1
C
CWE-772
Missing Release of Resource after Effective Lifetime
The software does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed.
https://cwe.mitre.org/data/definitions/772.html
safe
process_plane(uint8 * in, int width, int height, uint8 * out, int size) { UNUSED(size); int indexw; int indexh; int code; int collen; int replen; int color; int x; int revcode; uint8 * last_line; uint8 * this_line; uint8 * org_in; uint8 * org_out; org_in = in; org_out = out; last_line = 0; indexh = 0;...
0
C
CWE-787
Out-of-bounds Write
The software writes data past the end, or before the beginning, of the intended buffer.
https://cwe.mitre.org/data/definitions/787.html
vulnerable
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 =...
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, const char *name, void *data) { struct bitmap *base = data; int bitmap_pos; bitmap_pos = bitmap_position(object->oid.hash); if (bitmap_pos < 0) bitmap_pos = ext_index_add_object(object, name); bitmap_set(base, bitmap_pos); }
1
C
CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.
https://cwe.mitre.org/data/definitions/119.html
safe
static int __videobuf_mmap_mapper(struct videobuf_queue *q, struct vm_area_struct *vma) { struct videbuf_vmalloc_memory *mem; struct videobuf_mapping *map; unsigned int first; int retval; unsigned long offset = vma->vm_pgoff << PAGE_SHIFT; if (! (vma->vm_flags & VM_WRITE) || ! (vma->vm_flags & VM_SHARED)) ...
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 scsi_read_data(SCSIRequest *req) { SCSIDiskReq *r = DO_UPCAST(SCSIDiskReq, req, req); SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, r->req.dev); uint32_t n; if (r->sector_count == (uint32_t)-1) { DPRINTF("Read buf_len=%zd\n", r->iov.iov_len); r->sector_count = 0; ...
0
C
CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.
https://cwe.mitre.org/data/definitions/119.html
vulnerable
header_put_be_8byte (SF_PRIVATE *psf, sf_count_t x) { psf->header.ptr [psf->header.indx++] = (x >> 56) ; psf->header.ptr [psf->header.indx++] = (x >> 48) ; psf->header.ptr [psf->header.indx++] = (x >> 40) ; psf->header.ptr [psf->header.indx++] = (x >> 32) ; psf->header.ptr [psf->header.indx++] = (x >> 24) ; psf->h...
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 char *rfc2047_decode_word(const char *s, size_t len, enum ContentEncoding enc) { const char *it = s; const char *end = s + len; if (enc == ENCQUOTEDPRINTABLE) { struct Buffer buf = { 0 }; for (; it < end; ++it) { if (*it == '_') { mutt_buffer_addch(&buf, ' '); } ...
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 void nfs4_close_done(struct rpc_task *task, void *data) { struct nfs4_closedata *calldata = data; struct nfs4_state *state = calldata->state; struct nfs_server *server = NFS_SERVER(calldata->inode); if (RPC_ASSASSINATED(task)) return; /* hmm. we are done with the inode, and in the process of freei...
1
C
NVD-CWE-noinfo
null
null
null
safe
static int pvc_getname(struct socket *sock, struct sockaddr *sockaddr, int *sockaddr_len, int peer) { struct sockaddr_atmpvc *addr; struct atm_vcc *vcc = ATM_SD(sock); if (!vcc->dev || !test_bit(ATM_VF_ADDR, &vcc->flags)) return -ENOTCONN; *sockaddr_len = sizeof(struct sockaddr_atmpvc); addr = (struct ...
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
BGD_DECLARE(void *) gdImageWebpPtr (gdImagePtr im, int *size) { void *rv; gdIOCtx *out = gdNewDynamicCtx(2048, NULL); if (out == NULL) { return NULL; } gdImageWebpCtx(im, out, -1); 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
DefragInOrderSimpleTest(void) { Packet *p1 = NULL, *p2 = NULL, *p3 = NULL; Packet *reassembled = NULL; int id = 12; int i; int ret = 0; DefragInit(); p1 = BuildTestPacket(id, 0, 1, 'A', 8); if (p1 == NULL) goto end; p2 = BuildTestPacket(id, 1, 1, 'B', 8); if (p2 == NULL...
0
C
CWE-358
Improperly Implemented Security Check for Standard
The software does not implement or incorrectly implements one or more security-relevant checks as specified by the design of a standardized algorithm, protocol, or technique.
https://cwe.mitre.org/data/definitions/358.html
vulnerable
static void perf_syscall_exit(void *ignore, struct pt_regs *regs, long ret) { struct syscall_metadata *sys_data; struct syscall_trace_exit *rec; struct hlist_head *head; int syscall_nr; int rctx; int size; syscall_nr = trace_get_syscall_nr(current, regs); if (syscall_nr < 0) return; if (!test_bit(syscall_nr...
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 long do_locks(unsigned int fd, unsigned int cmd, unsigned long arg) { struct flock64 kernel; struct oabi_flock64 user; mm_segment_t fs; long ret; if (copy_from_user(&user, (struct oabi_flock64 __user *)arg, sizeof(user))) return -EFAULT; kernel.l_type = user.l_type; kernel.l_whence = user.l_...
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 vapic_enter(struct kvm_vcpu *vcpu) { struct kvm_lapic *apic = vcpu->arch.apic; struct page *page; if (!apic || !apic->vapic_addr) return 0; page = gfn_to_page(vcpu->kvm, apic->vapic_addr >> PAGE_SHIFT); if (is_error_page(page)) return -EFAULT; vcpu->arch.apic->vapic_page = page; 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
BGD_DECLARE(void *) gdImageJpegPtr(gdImagePtr im, int *size, int quality) { void *rv; gdIOCtx *out = gdNewDynamicCtx(2048, NULL); if (out == NULL) return 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 void construct_get_dest_keyring(struct key **_dest_keyring) { struct request_key_auth *rka; const struct cred *cred = current_cred(); struct key *dest_keyring = *_dest_keyring, *authkey; kenter("%p", dest_keyring); /* find the appropriate keyring */ if (dest_keyring) { /* the caller supplied one */ k...
0
C
CWE-862
Missing Authorization
The software does not perform an authorization check when an actor attempts to access a resource or perform an action.
https://cwe.mitre.org/data/definitions/862.html
vulnerable
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...
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
gss_unwrap_iov (minor_status, context_handle, conf_state, qop_state, iov, iov_count) OM_uint32 * minor_status; gss_ctx_id_t context_handle; int * conf_state; gss_qop_t *qop_state; gss_iov_buffer_desc * iov; int iov_count; { /* EXPO...
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 long snd_timer_user_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { struct snd_timer_user *tu; void __user *argp = (void __user *)arg; int __user *p = argp; tu = file->private_data; switch (cmd) { case SNDRV_TIMER_IOCTL_PVERSION: return put_user(SNDRV_TIMER_VERSION, p) ? -EFAULT : 0...
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
dophn_core(struct magic_set *ms, int clazz, int swap, int fd, off_t off, int num, size_t size, off_t fsize, int *flags) { Elf32_Phdr ph32; Elf64_Phdr ph64; size_t offset, len; unsigned char nbuf[BUFSIZ]; ssize_t bufsize; if (size != xph_sizeof) { if (file_printf(ms, ", corrupted program header size") == -1...
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
l2tp_ppp_discon_cc_print(netdissect_options *ndo, const u_char *dat, u_int length) { const uint16_t *ptr = (const uint16_t *)dat; if (length < 5) { ND_PRINT((ndo, "AVP too short")); return; } /* Disconnect Code */ ND_PRINT((ndo, "%04x, ", EXTRACT_16BITS(dat))); dat += 2; length -= 2; /* Control Protocol Nu...
1
C
CWE-125
Out-of-bounds Read
The software reads data past the end, or before the beginning, of the intended buffer.
https://cwe.mitre.org/data/definitions/125.html
safe
void uwbd_start(struct uwb_rc *rc) { struct task_struct *task = kthread_run(uwbd, rc, "uwbd"); if (IS_ERR(task)) { rc->uwbd.task = NULL; printk(KERN_ERR "UWB: Cannot start management daemon; " "UWB won't work\n"); } else { rc->uwbd.task = task; rc->uwbd.pid = rc->uwbd.task->pid; } }
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 ext4_get_block_write(struct inode *inode, sector_t iblock, struct buffer_head *bh_result, int create) { handle_t *handle = ext4_journal_current_handle(); int ret = 0; unsigned max_blocks = bh_result->b_size >> inode->i_blkbits; int dio_credits; int started = 0; ext4_debug("ext4_get_block_write: i...
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 newque(struct ipc_namespace *ns, struct ipc_params *params) { struct msg_queue *msq; int id, retval; key_t key = params->key; int msgflg = params->flg; msq = ipc_rcu_alloc(sizeof(*msq)); if (!msq) return -ENOMEM; msq->q_perm.mode = msgflg & S_IRWXUGO; msq->q_perm.key = key; msq->q_perm.security...
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 bool tailmatch(const char *little, const char *bigone) { size_t littlelen = strlen(little); size_t biglen = strlen(bigone); if(littlelen > biglen) return FALSE; return Curl_raw_equal(little, bigone+biglen-littlelen) ? TRUE : FALSE; }
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 __always_inline int __do_follow_link(struct path *path, struct nameidata *nd) { int error; void *cookie; struct dentry *dentry = path->dentry; touch_atime(path->mnt, dentry); nd_set_link(nd, NULL); if (path->mnt != nd->path.mnt) { path_to_nameidata(path, nd); dget(dentry); } mntget(path->mnt); nd-...
1
C
CWE-416
Use After Free
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
https://cwe.mitre.org/data/definitions/416.html
safe
static void jsiSqlFunc(sqlite3_context *context, int argc, sqlite3_value**argv) { SqlFunc *p = (SqlFunc*)sqlite3_user_data(context); int i; int rc; Jsi_Interp *interp = p->interp; Jsi_Value *vpargs, *itemsStatic[100], **items = itemsStatic, *ret; if (argc>100) items = (Jsi_Value**)Jsi_Ca...
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 inline int copy_regset_from_user(struct task_struct *target, const struct user_regset_view *view, unsigned int setno, unsigned int offset, unsigned int size, const void __user *data) { const struct user_regset *regset = &view->regsets[setno]; if (!regset->set) return -EOPNOTSUPP; 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
list_table_status(MYSQL *mysql,const char *db,const char *wild) { char query[1024],*end; MYSQL_RES *result; MYSQL_ROW row; end=strxmov(query,"show table status from `",db,"`",NullS); if (wild && wild[0]) strxmov(end," like '",wild,"'",NullS); if (mysql_query(mysql,query) || !(result=mysql_store_result(...
0
C
NVD-CWE-noinfo
null
null
null
vulnerable
static int handle_wrmsr(struct kvm_vcpu *vcpu) { struct msr_data msr; u32 ecx = vcpu->arch.regs[VCPU_REGS_RCX]; u64 data = (vcpu->arch.regs[VCPU_REGS_RAX] & -1u) | ((u64)(vcpu->arch.regs[VCPU_REGS_RDX] & -1u) << 32); msr.data = data; msr.index = ecx; msr.host_initiated = false; if (vmx_set_msr(vcpu, &msr) != ...
0
C
NVD-CWE-noinfo
null
null
null
vulnerable
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){ long i; for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){ long a = *(long*)(src+i); long b = *(long*)(dst+i); *(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80); } for(; i<w; i++) dst[i+0] += src[i+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
ast_for_for_stmt(struct compiling *c, const node *n0, bool is_async) { const node * const n = is_async ? CHILD(n0, 1) : n0; asdl_seq *_target, *seq = NULL, *suite_seq; expr_ty expression; expr_ty target, first; const node *node_target; int end_lineno, end_col_offset; /* for_stmt: 'for' exprl...
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 inline int check_sticky(struct inode *dir, struct inode *inode) { kuid_t fsuid = current_fsuid(); if (!(dir->i_mode & S_ISVTX)) return 0; if (uid_eq(inode->i_uid, fsuid)) return 0; if (uid_eq(dir->i_uid, fsuid)) return 0; return !inode_capable(inode, CAP_FOWNER); }
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
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
void set_header(HttpResponse res, const char *name, const char *value) { HttpHeader h = NULL; ASSERT(res); ASSERT(name); NEW(h); h->name = Str_dup(name); h->value = Str_dup(value); if (res->headers) { HttpHeader n, p; for (n = p =...
0
C
CWE-352
Cross-Site Request Forgery (CSRF)
The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.
https://cwe.mitre.org/data/definitions/352.html
vulnerable
ga_init2(garray_T *gap, int itemsize, int growsize) { ga_init(gap); gap->ga_itemsize = itemsize; gap->ga_growsize = growsize; }
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
void imap_quote_string (char *dest, size_t dlen, const char *src) { _imap_quote_string (dest, dlen, src, "\"\\"); }
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
horizontalDifference8(unsigned char *ip, int n, int stride, unsigned short *wp, uint16 *From8) { register int r1, g1, b1, a1, r2, g2, b2, a2, mask; #undef CLAMP #define CLAMP(v) (From8[(v)]) mask = CODE_MASK; if (n >= stride) { if (stride == 3) { r2 = wp[0] = CLAMP(ip[0]); g2 = wp[1] = CLAMP(i...
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 struct nfs4_state *nfs4_opendata_to_nfs4_state(struct nfs4_opendata *data) { struct inode *inode; struct nfs4_state *state = NULL; struct nfs_delegation *delegation; int ret; if (!data->rpc_done) { state = nfs4_try_open_cached(data); goto out; } ret = -EAGAIN; if (!(data->f_attr.valid & NFS_ATTR_FA...
1
C
NVD-CWE-noinfo
null
null
null
safe
static CURLcode pop3_parse_url_path(struct connectdata *conn) { /* the pop3 struct is already inited in pop3_connect() */ struct pop3_conn *pop3c = &conn->proto.pop3c; struct SessionHandle *data = conn->data; const char *path = data->state.path; /* url decode the path and use this mailbox */ pop3c->mailbox...
0
C
CWE-89
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
The software constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component.
https://cwe.mitre.org/data/definitions/89.html
vulnerable
static void ikev2_parent_inI2outR2_continue(struct pluto_crypto_req_cont *pcrc, struct pluto_crypto_req *r, err_t ugh) { struct dh_continuation *dh = (struct dh_continuation *)pcrc; struct msg_digest *md = dh->md; struct state *const st = md->st; stf_status e; DBG(DBG_CONTROLMORE, DBG_log("...
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 __net_init int setup_net(struct net *net, struct user_namespace *user_ns) { /* Must be called with pernet_ops_rwsem held */ const struct pernet_operations *ops, *saved_ops; int error = 0; LIST_HEAD(net_exit_list); refcount_set(&net->count, 1); refcount_set(&net->passive, 1); get_random_bytes(&net->hash_m...
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
static ssize_t aio_setup_iocb(struct kiocb *kiocb, bool compat) { struct file *file = kiocb->ki_filp; ssize_t ret = 0; switch (kiocb->ki_opcode) { case IOCB_CMD_PREAD: ret = -EBADF; if (unlikely(!(file->f_mode & FMODE_READ))) break; ret = -EFAULT; if (unlikely(!access_ok(VERIFY_WRITE, kiocb->ki_buf, ...
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 btrfs_add_link(struct btrfs_trans_handle *trans, struct inode *parent_inode, struct inode *inode, const char *name, int name_len, int add_backref, u64 index) { int ret = 0; struct btrfs_key key; struct btrfs_root *root = BTRFS_I(parent_inode)->root; u64 ino = btrfs_ino(inode); u64 parent_ino = btrfs_...
0
C
CWE-310
Cryptographic Issues
Weaknesses in this category are related to the design and implementation of data confidentiality and integrity. Frequently these deal with the use of encoding techniques, encryption libraries, and hashing algorithms. The weaknesses in this category could lead to a degradation of the quality data if they are not address...
https://cwe.mitre.org/data/definitions/310.html
vulnerable
static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev) { struct net_device *rcv = NULL; struct veth_priv *priv, *rcv_priv; struct veth_net_stats *stats, *rcv_stats; int length; priv = netdev_priv(dev); rcv = priv->peer; rcv_priv = netdev_priv(rcv); stats = this_cpu_ptr(priv->stats); rcv_st...
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
int mem_check_range(struct rxe_mem *mem, u64 iova, size_t length) { switch (mem->type) { case RXE_MEM_TYPE_DMA: return 0; case RXE_MEM_TYPE_MR: case RXE_MEM_TYPE_FMR: if (iova < mem->iova || length > mem->length || iova > mem->iova + mem->length - length) return -EFAULT; return 0; default: ...
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 parse_exports_table(long long *table_start) { /* * Note on overflow limits: * Size of SBlk.s.inodes is 2^32 (unsigned int) * Max indexes is (2^32*8)/8K or 2^22 * Max length is ((2^32*8)/8K)*8 or 2^25 */ int res; int indexes = SQUASHFS_LOOKUP_BLOCKS((long long) sBlk.s.inodes); int length = SQUAS...
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
bit_catenate(VarBit *arg1, VarBit *arg2) { VarBit *result; int bitlen1, bitlen2, bytelen, bit1pad, bit2shift; bits8 *pr, *pa; bitlen1 = VARBITLEN(arg1); bitlen2 = VARBITLEN(arg2); if (bitlen1 > VARBITMAXLEN - bitlen2) ereport(ERROR, (errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED), ...
1
C
CWE-189
Numeric Errors
Weaknesses in this category are related to improper calculation or conversion of numbers.
https://cwe.mitre.org/data/definitions/189.html
safe
static void skcipher_release(void *private) { crypto_free_skcipher(private); }
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 void _imap_quote_string (char *dest, size_t dlen, const char *src, const char *to_quote) { char *pt; const char *s; if (!(dest && dlen && src && to_quote)) return; if (dlen < 3) { *dest = 0; return; } pt = dest; s = src; /* save room for pre/post...
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 atusb_get_and_show_revision(struct atusb *atusb) { struct usb_device *usb_dev = atusb->usb_dev; unsigned char buffer[3]; int ret; /* Get a couple of the ATMega Firmware values */ ret = atusb_control_msg(atusb, usb_rcvctrlpipe(usb_dev, 0), ATUSB_ID, ATUSB_REQ_FROM_DEV, 0, 0, buffer, 3, 1000); i...
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 crypto_ahash_report(struct sk_buff *skb, struct crypto_alg *alg) { struct crypto_report_hash rhash; strncpy(rhash.type, "ahash", sizeof(rhash.type)); rhash.blocksize = alg->cra_blocksize; rhash.digestsize = __crypto_hash_alg_common(alg)->digestsize; if (nla_put(skb, CRYPTOCFGA_REPORT_HASH, size...
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 pyc_object *get_tuple_object(RBuffer *buffer) { pyc_object *ret = NULL; bool error = false; ut32 n = 0; n = get_ut32 (buffer, &error); if (n > ST32_MAX) { eprintf ("bad marshal data (tuple size out of range)\n"); return NULL; } if (error) { return NULL; } ret = get_array_object_generic (buffer, n...
0
C
CWE-825
Expired Pointer Dereference
The program dereferences a pointer that contains a location for memory that was previously valid, but is no longer valid.
https://cwe.mitre.org/data/definitions/825.html
vulnerable
static int xfrm_user_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, struct netlink_ext_ack *extack) { struct net *net = sock_net(skb->sk); struct nlattr *attrs[XFRMA_MAX+1]; const struct xfrm_link *link; int type, err; #ifdef CONFIG_COMPAT if (in_compat_syscall()) return -EOPNOTSUPP; #endif type =...
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
CopyKeyAliasesToKeymap(struct xkb_keymap *keymap, KeyNamesInfo *info) { AliasInfo *alias; unsigned i, num_key_aliases; struct xkb_key_alias *key_aliases; /* * Do some sanity checking on the aliases. We can't do it before * because keys and their aliases may be added out-of-order. */ ...
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
GF_Err dinf_Read(GF_Box *s, GF_BitStream *bs) { GF_Err e = gf_isom_box_array_read(s, bs, dinf_AddBox); if (e) { return e; } if (!((GF_DataInformationBox *)s)->dref) { GF_Box* dref; GF_LOG(GF_LOG_ERROR, GF_LOG_CONTAINER, ("[iso file] Missing dref box in dinf\n")); dref = gf_isom_box_new(GF_ISOM_BOX_TYPE_DREF...
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