{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-53114", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-06-09T07:44:35.385Z", "datePublished": "2026-06-24T16:30:46.662Z", "dateUpdated": "2026-06-24T16:30:46.662Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-06-24T16:30:46.662Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nperf/amd/ibs: Avoid calling perf_allow_kernel() from the IBS NMI handler\n\nCalling perf_allow_kernel() from the NMI context is unsafe and could be\nfatal. Capture the permission at event-initialization time by storing it\nin event->hw.flags, and have the NMI handler rely on that cached flag\ninstead of making the call directly."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["arch/x86/events/amd/ibs.c", "arch/x86/events/perf_event_flags.h"], "versions": [{"version": "50a53b60e141d7e31368a87e222e4dd5597bd4ae", "lessThan": "2783ed2442ce69ae240b787aee6dae801cef7aec", "status": "affected", "versionType": "git"}, {"version": "50a53b60e141d7e31368a87e222e4dd5597bd4ae", "lessThan": "0584e74fa2b27e9e722cfb5b579f79263df20040", "status": "affected", "versionType": "git"}, {"version": "50a53b60e141d7e31368a87e222e4dd5597bd4ae", "lessThan": "b0a09142622a994c4f4088c3f61db5da87cfc711", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["arch/x86/events/amd/ibs.c", "arch/x86/events/perf_event_flags.h"], "versions": [{"version": "6.14", "status": "affected"}, {"version": "0", "lessThan": "6.14", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.33", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.10", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1", "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": "6.14", "versionEndExcluding": "6.18.33"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.14", "versionEndExcluding": "7.0.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.14", "versionEndExcluding": "7.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/2783ed2442ce69ae240b787aee6dae801cef7aec"}, {"url": "https://git.kernel.org/stable/c/0584e74fa2b27e9e722cfb5b579f79263df20040"}, {"url": "https://git.kernel.org/stable/c/b0a09142622a994c4f4088c3f61db5da87cfc711"}], "title": "perf/amd/ibs: Avoid calling perf_allow_kernel() from the IBS NMI handler", "x_generator": {"engine": "bippy-1.2.0"}}}}

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