242 lines
11 KiB
JSON
242 lines
11 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-64507",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2026-07-19T15:36:31.793Z",
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"datePublished": "2026-07-25T08:52:01.008Z",
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"dateUpdated": "2026-11-06T16:44:55.807Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-08-19T16:28:18.513Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nx86/bugs: Enable IBPB flush on BPF JIT allocation\n\nEnable hardening against JIT spraying when Spectre-v2 mitigations are in\nuse. Specifically, issue an IBPB flush on BPF JIT memory reuse. Skip\nenabling the IBPB flush if the BPF dispatcher is already using a retpoline\nsequence.\n\nThis hardening applies only when BPF-JIT is in use. Guard the enabling\nunder CONFIG_BPF_JIT so that bugs.c still builds with CONFIG_BPF_JIT=n."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"arch/x86/include/asm/nospec-branch.h",
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"arch/x86/kernel/cpu/bugs.c"
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],
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"versions": [
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{
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"version": "57631054fae6dcc9c892ae6310b58bbb6f6e5048",
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"lessThan": "25dbcd31781e2bc3cd63d873af1fcd06f863a126",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "57631054fae6dcc9c892ae6310b58bbb6f6e5048",
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"lessThan": "cb27f3bf915cc0f20fc0c48da9059304e39ebd35",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "57631054fae6dcc9c892ae6310b58bbb6f6e5048",
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"lessThan": "9354248fc1c33a844ca1872761f6668b393e8c37",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "57631054fae6dcc9c892ae6310b58bbb6f6e5048",
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"lessThan": "8a4c8af9ae67eb072d90d1b339f14d27a82bd2a1",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "57631054fae6dcc9c892ae6310b58bbb6f6e5048",
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"lessThan": "52440e15d9628f8f239373c0f2e5e8f92feea2df",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "57631054fae6dcc9c892ae6310b58bbb6f6e5048",
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"lessThan": "a3af84b0fa00ead01fcd0e28b5d773ff25990a0d",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"arch/x86/include/asm/nospec-branch.h",
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"arch/x86/kernel/cpu/bugs.c"
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],
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"versions": [
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{
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"version": "5.18",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "5.18",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.1.183",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.6.145",
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"lessThanOrEqual": "6.6.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.12.97",
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"lessThanOrEqual": "6.12.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.18.39",
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"lessThanOrEqual": "6.18.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.1.4",
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"lessThanOrEqual": "7.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.2",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.18",
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"versionEndExcluding": "6.1.183"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.18",
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"versionEndExcluding": "6.6.145"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.18",
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"versionEndExcluding": "6.12.97"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.18",
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"versionEndExcluding": "6.18.39"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.18",
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"versionEndExcluding": "7.1.4"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.18",
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"versionEndExcluding": "7.2"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/25dbcd31781e2bc3cd63d873af1fcd06f863a126"
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},
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{
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"url": "https://git.kernel.org/stable/c/cb27f3bf915cc0f20fc0c48da9059304e39ebd35"
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},
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{
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"url": "https://git.kernel.org/stable/c/9354248fc1c33a844ca1872761f6668b393e8c37"
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},
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{
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"url": "https://git.kernel.org/stable/c/8a4c8af9ae67eb072d90d1b339f14d27a82bd2a1"
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},
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{
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"url": "https://git.kernel.org/stable/c/52440e15d9628f8f239373c0f2e5e8f92feea2df"
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},
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{
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"url": "https://git.kernel.org/stable/c/a3af84b0fa00ead01fcd0e28b5d773ff25990a0d"
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}
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],
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"title": "x86/bugs: Enable IBPB flush on BPF JIT allocation",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2026-64507",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"version": "2.0.3",
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"timestamp": "2026-11-06T16:40:39.454506Z"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-11-06T16:44:55.807Z"
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}
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}
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]
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}
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} |