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vuln-cve/data/2022/50xxx/CVE-2022-50840.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2022-50840",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-12-30T12:06:07.133Z",
"datePublished": "2025-12-30T12:10:59.066Z",
"dateUpdated": "2026-05-11T19:26:07.823Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T19:26:07.823Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: snic: Fix possible UAF in snic_tgt_create()\n\nSmatch reports a warning as follows:\n\ndrivers/scsi/snic/snic_disc.c:307 snic_tgt_create() warn:\n '&tgt->list' not removed from list\n\nIf device_add() fails in snic_tgt_create(), tgt will be freed, but\ntgt->list will not be removed from snic->disc.tgt_list, then list traversal\nmay cause UAF.\n\nRemove from snic->disc.tgt_list before free()."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/scsi/snic/snic_disc.c"
],
"versions": [
{
"version": "c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa",
"lessThan": "f9d8b8ba0f1a16cde0b1fc9e80466df76b6db8ff",
"status": "affected",
"versionType": "git"
},
{
"version": "c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa",
"lessThan": "3772319e40527e6a5f2ec1d729e01f271d818f5c",
"status": "affected",
"versionType": "git"
},
{
"version": "c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa",
"lessThan": "3007f96ca20c848d0b1b052df6d2cb5ae5586e78",
"status": "affected",
"versionType": "git"
},
{
"version": "c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa",
"lessThan": "6866154c23fba40888ad6d554cccd4bf2edb755e",
"status": "affected",
"versionType": "git"
},
{
"version": "c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa",
"lessThan": "ad27f74e901fc48729733c88818e6b96c813057d",
"status": "affected",
"versionType": "git"
},
{
"version": "c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa",
"lessThan": "1895e908b3ae66a5312fd1b2cdda2da82993dca7",
"status": "affected",
"versionType": "git"
},
{
"version": "c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa",
"lessThan": "c7f0f8dab1ae5def57c1a8a9cafd6fabe1dc27cc",
"status": "affected",
"versionType": "git"
},
{
"version": "c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa",
"lessThan": "4141cd9e8b3379aea52a85d2c35f6eaf26d14e86",
"status": "affected",
"versionType": "git"
},
{
"version": "c8806b6c9e824f47726f2a9b7fbbe7ebf19306fa",
"lessThan": "e118df492320176af94deec000ae034cc92be754",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/scsi/snic/snic_disc.c"
],
"versions": [
{
"version": "4.2",
"status": "affected"
},
{
"version": "0",
"lessThan": "4.2",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.9.337",
"lessThanOrEqual": "4.9.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.14.303",
"lessThanOrEqual": "4.14.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.19.270",
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.4.229",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.163",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.86",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.0.16",
"lessThanOrEqual": "6.0.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.2",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.2",
"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": "4.2",
"versionEndExcluding": "4.9.337"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.2",
"versionEndExcluding": "4.14.303"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.2",
"versionEndExcluding": "4.19.270"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.2",
"versionEndExcluding": "5.4.229"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.2",
"versionEndExcluding": "5.10.163"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.2",
"versionEndExcluding": "5.15.86"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.2",
"versionEndExcluding": "6.0.16"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.2",
"versionEndExcluding": "6.1.2"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.2",
"versionEndExcluding": "6.2"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/f9d8b8ba0f1a16cde0b1fc9e80466df76b6db8ff"
},
{
"url": "https://git.kernel.org/stable/c/3772319e40527e6a5f2ec1d729e01f271d818f5c"
},
{
"url": "https://git.kernel.org/stable/c/3007f96ca20c848d0b1b052df6d2cb5ae5586e78"
},
{
"url": "https://git.kernel.org/stable/c/6866154c23fba40888ad6d554cccd4bf2edb755e"
},
{
"url": "https://git.kernel.org/stable/c/ad27f74e901fc48729733c88818e6b96c813057d"
},
{
"url": "https://git.kernel.org/stable/c/1895e908b3ae66a5312fd1b2cdda2da82993dca7"
},
{
"url": "https://git.kernel.org/stable/c/c7f0f8dab1ae5def57c1a8a9cafd6fabe1dc27cc"
},
{
"url": "https://git.kernel.org/stable/c/4141cd9e8b3379aea52a85d2c35f6eaf26d14e86"
},
{
"url": "https://git.kernel.org/stable/c/e118df492320176af94deec000ae034cc92be754"
}
],
"title": "scsi: snic: Fix possible UAF in snic_tgt_create()",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}