{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-50127","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-10-21T19:36:19.954Z","datePublished":"2024-11-05T17:10:54.385Z","dateUpdated":"2025-11-03T22:25:48.715Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T09:46:40.244Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: sched: fix use-after-free in taprio_change()\n\nIn 'taprio_change()', 'admin' pointer may become dangling due to sched\nswitch / removal caused by 'advance_sched()', and critical section\nprotected by 'q->current_entry_lock' is too small to prevent from such\na scenario (which causes use-after-free detected by KASAN). Fix this\nby prefer 'rcu_replace_pointer()' over 'rcu_assign_pointer()' to update\n'admin' immediately before an attempt to schedule freeing."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/sched/sch_taprio.c"],"versions":[{"version":"a3d43c0d56f1b94e74963a2fbadfb70126d92213","lessThan":"2f868ce6013548a713c431c679ef73747a66fcf3","status":"affected","versionType":"git"},{"version":"a3d43c0d56f1b94e74963a2fbadfb70126d92213","lessThan":"8a283a19026aaae8a773fd8061263cfa315b127f","status":"affected","versionType":"git"},{"version":"a3d43c0d56f1b94e74963a2fbadfb70126d92213","lessThan":"999612996df28d81f163dad530d7f8026e03aec6","status":"affected","versionType":"git"},{"version":"a3d43c0d56f1b94e74963a2fbadfb70126d92213","lessThan":"fe371f084073e8672a2d7d46b335c3c060d1e301","status":"affected","versionType":"git"},{"version":"a3d43c0d56f1b94e74963a2fbadfb70126d92213","lessThan":"0d4c0d2844e4eac3aed647f948fd7e60eea56a61","status":"affected","versionType":"git"},{"version":"a3d43c0d56f1b94e74963a2fbadfb70126d92213","lessThan":"2240f9376f20f8b6463232b4ca7292569217237f","status":"affected","versionType":"git"},{"version":"a3d43c0d56f1b94e74963a2fbadfb70126d92213","lessThan":"f504465970aebb2467da548f7c1efbbf36d0f44b","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/sched/sch_taprio.c"],"versions":[{"version":"5.2","status":"affected"},{"version":"0","lessThan":"5.2","status":"unaffected","versionType":"semver"},{"version":"5.4.285","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.229","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.170","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.115","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.59","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.11.6","lessThanOrEqual":"6.11.*","status":"unaffected","versionType":"semver"},{"version":"6.12","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":"5.2","versionEndExcluding":"5.4.285"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"5.10.229"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"5.15.170"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.1.115"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.6.59"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.11.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.12"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/2f868ce6013548a713c431c679ef73747a66fcf3"},{"url":"https://git.kernel.org/stable/c/8a283a19026aaae8a773fd8061263cfa315b127f"},{"url":"https://git.kernel.org/stable/c/999612996df28d81f163dad530d7f8026e03aec6"},{"url":"https://git.kernel.org/stable/c/fe371f084073e8672a2d7d46b335c3c060d1e301"},{"url":"https://git.kernel.org/stable/c/0d4c0d2844e4eac3aed647f948fd7e60eea56a61"},{"url":"https://git.kernel.org/stable/c/2240f9376f20f8b6463232b4ca7292569217237f"},{"url":"https://git.kernel.org/stable/c/f504465970aebb2467da548f7c1efbbf36d0f44b"}],"title":"net: sched: fix use-after-free in taprio_change()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2024-50127","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2024-12-11T14:28:21.328657Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-416","description":"CWE-416 Use After Free"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-12-11T14:58:33.392Z"}},{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T22:25:48.715Z"}}]}}