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vuln-cve/data/2022/49xxx/CVE-2022-49957.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2022-49957",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-06-18T10:57:27.382Z",
"datePublished": "2025-06-18T11:00:19.238Z",
"dateUpdated": "2026-05-27T09:27:29.975Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-27T09:27:29.975Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nkcm: fix strp_init() order and cleanup\n\nstrp_init() is called just a few lines above this csk->sk_user_data\ncheck, it also initializes strp->work etc., therefore, it is\nunnecessary to call strp_done() to cancel the freshly initialized\nwork.\n\nAnd if sk_user_data is already used by KCM, psock->strp should not be\ntouched, particularly strp->work state, so we need to move strp_init()\nafter the csk->sk_user_data check.\n\nThis also makes a lockdep warning reported by syzbot go away."
}
],
"affected": [
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"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/kcm/kcmsock.c"
],
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{
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"status": "affected",
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},
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"status": "affected",
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"lessThan": "0946ff31d1a8778787bf6708beb20f38715267cc",
"status": "affected",
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},
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"versionType": "git"
},
{
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"lessThan": "55fb8c3baa8071c5d533a9ad48624e44e2a04ef5",
"status": "affected",
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},
{
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"lessThan": "f865976baa85915c7672f351b74d5974b93215f6",
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},
{
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"lessThan": "8fc29ff3910f3af08a7c40a75d436b5720efe2bf",
"status": "affected",
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},
{
"version": "085cbbda4b4cc7dd2ba63806346881c2c2e10107",
"status": "affected",
"versionType": "git"
},
{
"version": "383250363daf01eb7aa3728c09ef8a4f6d8a3252",
"status": "affected",
"versionType": "git"
},
{
"version": "19042316b9e12c93bf334a04d4dd7a4e846c7311",
"status": "affected",
"versionType": "git"
},
{
"version": "4.14.22",
"lessThan": "4.14.293",
"status": "affected",
"versionType": "semver"
},
{
"version": "4.9.84",
"lessThan": "4.10",
"status": "affected",
"versionType": "semver"
},
{
"version": "4.9.100",
"lessThan": "4.10",
"status": "affected",
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}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/kcm/kcmsock.c"
],
"versions": [
{
"version": "4.15",
"status": "affected"
},
{
"version": "0",
"lessThan": "4.15",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.14.293",
"lessThanOrEqual": "4.14.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.19.258",
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.4.213",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.142",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.66",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.19.8",
"lessThanOrEqual": "5.19.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.0",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.14.22",
"versionEndExcluding": "4.14.293"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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},
{
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"versionEndExcluding": "6.0"
},
{
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]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/473f394953216614087f4179e55cdf0cf616a13b"
},
{
"url": "https://git.kernel.org/stable/c/a8a0c321319ad64a5427d6172cd9c23b4d6ca1e8"
},
{
"url": "https://git.kernel.org/stable/c/0946ff31d1a8778787bf6708beb20f38715267cc"
},
{
"url": "https://git.kernel.org/stable/c/1b6666964ca1de93a7bf06e122bcf3616dbd33a9"
},
{
"url": "https://git.kernel.org/stable/c/55fb8c3baa8071c5d533a9ad48624e44e2a04ef5"
},
{
"url": "https://git.kernel.org/stable/c/f865976baa85915c7672f351b74d5974b93215f6"
},
{
"url": "https://git.kernel.org/stable/c/8fc29ff3910f3af08a7c40a75d436b5720efe2bf"
}
],
"title": "kcm: fix strp_init() order and cleanup",
"x_generator": {
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}
}