{"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"}}}}