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vuln-cve/data/2022/2xxx/CVE-2022-2196.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2022-2196",
"assignerOrgId": "14ed7db2-1595-443d-9d34-6215bf890778",
"state": "PUBLISHED",
"assignerShortName": "Google",
"dateReserved": "2022-06-24T13:29:09.969Z",
"datePublished": "2023-01-09T10:59:53.099Z",
"dateUpdated": "2026-08-07T18:43:02.425Z"
},
"containers": {
"cna": {
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"shortName": "Google",
"dateUpdated": "2026-08-07T18:43:02.425Z"
},
"title": "Speculative execution attacks in KVM VMX",
"datePublic": "2022-10-18T22:00:00.000Z",
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"cweId": "CWE-1188",
"description": "CWE-1188 Insecure Default Initialization of Resource",
"type": "CWE"
}
]
}
],
"impacts": [
{
"capecId": "CAPEC-30",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-30 Hijacking a Privileged Thread of Execution"
}
]
}
],
"affected": [
{
"vendor": "Linux",
"product": "Linux Kernel",
"packageName": "KVM",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git",
"versions": [
{
"status": "affected",
"version": "64b8f33b2e1e687d465b5cb382e7bec495f1e026",
"lessThan": "f93a1a5bdcdd122aae0a3eab7a52c15b71fb725b",
"versionType": "git"
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{
"status": "affected",
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{
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"status": "affected",
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"lessThan": "6b539a7dbb49250f92515c2ba60aea239efc9e35",
"versionType": "git"
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{
"status": "affected",
"version": "5c911beff20aa8639e7a1f28988736c13e03ed54",
"lessThan": "63fada296062e91ad9f871970d4e7f19e21a6a15",
"versionType": "git"
},
{
"status": "affected",
"version": "5c911beff20aa8639e7a1f28988736c13e03ed54",
"lessThan": "2e7eab81425ad6c875f2ed47c0ce01e78afc38a5",
"versionType": "git"
},
{
"status": "affected",
"version": "5.4.47",
"lessThan": "5.4.233",
"versionType": "semver"
},
{
"status": "affected",
"version": "5.6.19",
"lessThan": "5.7.0",
"versionType": "semver"
},
{
"status": "affected",
"version": "5.7.3",
"lessThan": "5.8.0",
"versionType": "semver"
},
{
"status": "affected",
"version": "5.8.0",
"lessThan": "5.10.170",
"versionType": "semver"
},
{
"status": "affected",
"version": "5.11.0",
"lessThan": "5.15.96",
"versionType": "semver"
},
{
"status": "affected",
"version": "5.16.0",
"lessThan": "6.1.14",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.2.0",
"versionType": "semver"
}
],
"defaultStatus": "unaffected"
}
],
"descriptions": [
{
"lang": "en",
"value": "A regression exists in the Linux Kernel within KVM: nVMX that allowed for speculative execution attacks. L2 can carry out Spectre v2 attacks on L1 due to L1 thinking it doesn't need retpolines or IBPB after running L2 due to KVM (L0) advertising eIBRS support to L1. An attacker at L2 with code execution can execute code on an indirect branch on the host machine. We recommend upgrading to Kernel 6.2 or applying the relevant stable backports (v5.4.233, v5.10.170, v5.15.96, v6.1.14).",
"supportingMedia": [
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"value": "A regression exists in the Linux Kernel within KVM: nVMX that allowed for speculative execution attacks.&nbsp;<span>L2 can carry out Spectre v2 attacks on L1 due to L1 thinking it doesn't need retpolines or IBPB&nbsp;<span>after running L2 due to KVM (L0) advertising eIBRS support to L1. An attacker at L2 with code execution can execute code on an indirect branch on the host machine. We recommend upgrading to Kernel 6.2 or applying the relevant stable backports (v5.4.233, v5.10.170, v5.15.96, v6.1.14).</span></span><br>"
}
]
}
],
"references": [
{
"url": "https://kernel.dance/#2e7eab81425a"
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"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2e7eab81425ad6c875f2ed47c0ce01e78afc38a5"
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{
"url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=1b0cafaae8884726c597caded50af185ffc13349"
},
{
"url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=f93a1a5bdcdd122aae0a3eab7a52c15b71fb725b"
},
{
"url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=63fada296062e91ad9f871970d4e7f19e21a6a15"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html"
}
],
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"format": "CVSS",
"scenarios": [
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"cvssV3_1": {
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"attackVector": "LOCAL",
"attackComplexity": "HIGH",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "LOW",
"integrityImpact": "HIGH",
"availabilityImpact": "LOW",
"baseSeverity": "MEDIUM",
"baseScore": 5.8,
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L"
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],
"source": {
"discovery": "INTERNAL"
},
"x_generator": {
"engine": "Vulnogram 0.1.0-dev"
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},
"adp": [
{
"title": "CVE Program Container",
"references": [
{
"url": "https://security.netapp.com/advisory/ntap-20230223-0002/"
},
{
"url": "https://kernel.dance/#2e7eab81425a",
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{
"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2e7eab81425ad6c875f2ed47c0ce01e78afc38a5",
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{
"url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html",
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"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2024-08-03T00:32:08.645Z"
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{
"metrics": [
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"type": "ssvc",
"content": {
"timestamp": "2024-08-01T15:07:47.721131Z",
"id": "CVE-2022-2196",
"options": [
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"Exploitation": "none"
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"title": "CISA ADP Vulnrichment",
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}
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