cvelist/2021/46xxx/CVE-2021-46913.json
2024-11-04 12:01:40 +00:00

113 lines
6.3 KiB
JSON

{
"data_version": "4.0",
"data_type": "CVE",
"data_format": "MITRE",
"CVE_data_meta": {
"ID": "CVE-2021-46913",
"ASSIGNER": "cve@kernel.org",
"STATE": "PUBLIC"
},
"description": {
"description_data": [
{
"lang": "eng",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nftables: clone set element expression template\n\nmemcpy() breaks when using connlimit in set elements. Use\nnft_expr_clone() to initialize the connlimit expression list, otherwise\nconnlimit garbage collector crashes when walking on the list head copy.\n\n[ 493.064656] Workqueue: events_power_efficient nft_rhash_gc [nf_tables]\n[ 493.064685] RIP: 0010:find_or_evict+0x5a/0x90 [nf_conncount]\n[ 493.064694] Code: 2b 43 40 83 f8 01 77 0d 48 c7 c0 f5 ff ff ff 44 39 63 3c 75 df 83 6d 18 01 48 8b 43 08 48 89 de 48 8b 13 48 8b 3d ee 2f 00 00 <48> 89 42 08 48 89 10 48 b8 00 01 00 00 00 00 ad de 48 89 03 48 83\n[ 493.064699] RSP: 0018:ffffc90000417dc0 EFLAGS: 00010297\n[ 493.064704] RAX: 0000000000000000 RBX: ffff888134f38410 RCX: 0000000000000000\n[ 493.064708] RDX: 0000000000000000 RSI: ffff888134f38410 RDI: ffff888100060cc0\n[ 493.064711] RBP: ffff88812ce594a8 R08: ffff888134f38438 R09: 00000000ebb9025c\n[ 493.064714] R10: ffffffff8219f838 R11: 0000000000000017 R12: 0000000000000001\n[ 493.064718] R13: ffffffff82146740 R14: ffff888134f38410 R15: 0000000000000000\n[ 493.064721] FS: 0000000000000000(0000) GS:ffff88840e440000(0000) knlGS:0000000000000000\n[ 493.064725] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 493.064729] CR2: 0000000000000008 CR3: 00000001330aa002 CR4: 00000000001706e0\n[ 493.064733] Call Trace:\n[ 493.064737] nf_conncount_gc_list+0x8f/0x150 [nf_conncount]\n[ 493.064746] nft_rhash_gc+0x106/0x390 [nf_tables]"
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
"affects": {
"vendor": {
"vendor_data": [
{
"vendor_name": "Linux",
"product": {
"product_data": [
{
"product_name": "Linux",
"version": {
"version_data": [
{
"version_affected": "<",
"version_name": "409444522976",
"version_value": "e51ff3ffc316"
},
{
"version_value": "not down converted",
"x_cve_json_5_version_data": {
"versions": [
{
"version": "5.7",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.7",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.64",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.11.16",
"lessThanOrEqual": "5.11.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.12",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "semver"
}
],
"defaultStatus": "affected"
}
}
]
}
}
]
}
}
]
}
},
"references": {
"reference_data": [
{
"url": "https://git.kernel.org/stable/c/e51ff3ffc316377cca21de8b80404eed0c37b3c3",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/e51ff3ffc316377cca21de8b80404eed0c37b3c3"
},
{
"url": "https://git.kernel.org/stable/c/47d8de3c226574a3ddb8b87d0c152028d1bafef4",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/47d8de3c226574a3ddb8b87d0c152028d1bafef4"
},
{
"url": "https://git.kernel.org/stable/c/4d8f9065830e526c83199186c5f56a6514f457d2",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/4d8f9065830e526c83199186c5f56a6514f457d2"
}
]
},
"generator": {
"engine": "bippy-c8e10e5f6187"
}
}