{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64173","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-07-19T07:54:57.039Z","datePublished":"2026-07-19T15:40:58.251Z","dateUpdated":"2026-07-19T15:40:58.251Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-07-19T15:40:58.251Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ntracing: Do not call map->ops->elt_free() if elt_alloc() fails\n\nIn paths where tracing_map_elt_alloc() failed to allocate objects,\nthe map->ops->elt_alloc() call was never successful. In this case,\nmap->ops->elt_free() should not be called."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/trace/tracing_map.c"],"versions":[{"version":"2734b629525a9dae5bf217cbf0a9651da93d2108","lessThan":"49332e49ad5b20262cc719b03d4123b9362de701","status":"affected","versionType":"git"},{"version":"2734b629525a9dae5bf217cbf0a9651da93d2108","lessThan":"b559a218eece132de0c58d444877b5627cbee524","status":"affected","versionType":"git"},{"version":"2734b629525a9dae5bf217cbf0a9651da93d2108","lessThan":"b427e9f6d81c9341cba23ef92f860f99f830d91d","status":"affected","versionType":"git"},{"version":"2734b629525a9dae5bf217cbf0a9651da93d2108","lessThan":"f383cff9fb382139980bac1bcd3f3f5d59f68435","status":"affected","versionType":"git"},{"version":"2734b629525a9dae5bf217cbf0a9651da93d2108","lessThan":"1a150947f8480262a46c860f1acb9c6597ca7097","status":"affected","versionType":"git"},{"version":"2734b629525a9dae5bf217cbf0a9651da93d2108","lessThan":"798183376d9d3e278a270ea0e75a5769c8f145d9","status":"affected","versionType":"git"},{"version":"2734b629525a9dae5bf217cbf0a9651da93d2108","lessThan":"b6723339736320b2e1784258ad4490cec7aac11a","status":"affected","versionType":"git"},{"version":"2734b629525a9dae5bf217cbf0a9651da93d2108","lessThan":"8f0f5c4fb9df0e19a341e0c6ed8dc4fda9124f03","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/trace/tracing_map.c"],"versions":[{"version":"4.17","status":"affected"},{"version":"0","lessThan":"4.17","status":"unaffected","versionType":"semver"},{"version":"5.10.258","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.209","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.175","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.142","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.92","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.34","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.11","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":"4.17","versionEndExcluding":"5.10.258"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"5.15.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"6.6.142"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"6.12.92"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"6.18.34"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"7.0.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.17","versionEndExcluding":"7.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/49332e49ad5b20262cc719b03d4123b9362de701"},{"url":"https://git.kernel.org/stable/c/b559a218eece132de0c58d444877b5627cbee524"},{"url":"https://git.kernel.org/stable/c/b427e9f6d81c9341cba23ef92f860f99f830d91d"},{"url":"https://git.kernel.org/stable/c/f383cff9fb382139980bac1bcd3f3f5d59f68435"},{"url":"https://git.kernel.org/stable/c/1a150947f8480262a46c860f1acb9c6597ca7097"},{"url":"https://git.kernel.org/stable/c/798183376d9d3e278a270ea0e75a5769c8f145d9"},{"url":"https://git.kernel.org/stable/c/b6723339736320b2e1784258ad4490cec7aac11a"},{"url":"https://git.kernel.org/stable/c/8f0f5c4fb9df0e19a341e0c6ed8dc4fda9124f03"}],"title":"tracing: Do not call map->ops->elt_free() if elt_alloc() fails","x_generator":{"engine":"bippy-1.2.0"}}}}