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vuln-cve/data/2022/50xxx/CVE-2022-50482.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2022-50482",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-10-04T15:13:33.468Z",
"datePublished": "2025-10-04T15:16:41.033Z",
"dateUpdated": "2026-11-05T20:20:48.675Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T19:20:20.843Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/vt-d: Clean up si_domain in the init_dmars() error path\n\nA splat from kmem_cache_destroy() was seen with a kernel prior to\ncommit ee2653bbe89d (\"iommu/vt-d: Remove domain and devinfo mempool\")\nwhen there was a failure in init_dmars(), because the iommu_domain\ncache still had objects. While the mempool code is now gone, there\nstill is a leak of the si_domain memory if init_dmars() fails. So\nclean up si_domain in the init_dmars() error path."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/iommu/intel/iommu.c"
],
"versions": [
{
"version": "86080ccc223aabf8d0b85a504f4f06aa88e82fb3",
"lessThan": "749bea542b67513e99240dc58bbfc099e842d508",
"status": "affected",
"versionType": "git"
},
{
"version": "86080ccc223aabf8d0b85a504f4f06aa88e82fb3",
"lessThan": "5cecfe151874b835331efe086bbdcaeaf64f6b90",
"status": "affected",
"versionType": "git"
},
{
"version": "86080ccc223aabf8d0b85a504f4f06aa88e82fb3",
"lessThan": "724483b585a1b1e063d42ac5aa835707ff2ec165",
"status": "affected",
"versionType": "git"
},
{
"version": "86080ccc223aabf8d0b85a504f4f06aa88e82fb3",
"lessThan": "d74196bb278b8f8af88e16bd595997dfa3d6fdb0",
"status": "affected",
"versionType": "git"
},
{
"version": "86080ccc223aabf8d0b85a504f4f06aa88e82fb3",
"lessThan": "0365d6af75f9f2696e94a0fef24a2c8464c037c8",
"status": "affected",
"versionType": "git"
},
{
"version": "86080ccc223aabf8d0b85a504f4f06aa88e82fb3",
"lessThan": "c4ad3ae4c6be9d8b0701761c839771116bca6ea3",
"status": "affected",
"versionType": "git"
},
{
"version": "86080ccc223aabf8d0b85a504f4f06aa88e82fb3",
"lessThan": "620bf9f981365c18cc2766c53d92bf8131c63f32",
"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/iommu/intel/iommu.c"
],
"versions": [
{
"version": "4.2",
"status": "affected"
},
{
"version": "0",
"lessThan": "4.2",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.14.298",
"lessThanOrEqual": "4.14.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.19.264",
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.4.221",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.152",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.76",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.0.6",
"lessThanOrEqual": "6.0.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1",
"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": "4.14.298"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.2",
"versionEndExcluding": "4.19.264"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.2",
"versionEndExcluding": "5.4.221"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.2",
"versionEndExcluding": "5.10.152"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.2",
"versionEndExcluding": "5.15.76"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.2",
"versionEndExcluding": "6.0.6"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.2",
"versionEndExcluding": "6.1"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/749bea542b67513e99240dc58bbfc099e842d508"
},
{
"url": "https://git.kernel.org/stable/c/5cecfe151874b835331efe086bbdcaeaf64f6b90"
},
{
"url": "https://git.kernel.org/stable/c/724483b585a1b1e063d42ac5aa835707ff2ec165"
},
{
"url": "https://git.kernel.org/stable/c/d74196bb278b8f8af88e16bd595997dfa3d6fdb0"
},
{
"url": "https://git.kernel.org/stable/c/0365d6af75f9f2696e94a0fef24a2c8464c037c8"
},
{
"url": "https://git.kernel.org/stable/c/c4ad3ae4c6be9d8b0701761c839771116bca6ea3"
},
{
"url": "https://git.kernel.org/stable/c/620bf9f981365c18cc2766c53d92bf8131c63f32"
}
],
"title": "iommu/vt-d: Clean up si_domain in the init_dmars() error path",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"id": "CVE-2022-50482",
"role": "CISA Coordinator",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-11-05T20:12:09.027063Z"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-11-05T20:20:48.675Z"
}
}
]
}
}