{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-47091","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-02-29T22:33:44.300Z","datePublished":"2024-03-04T18:10:31.390Z","dateUpdated":"2025-05-04T07:03:56.464Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:03:56.464Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmac80211: fix locking in ieee80211_start_ap error path\n\nWe need to hold the local->mtx to release the channel context,\nas even encoded by the lockdep_assert_held() there. Fix it."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mac80211/cfg.c"],"versions":[{"version":"295b02c4be74bebf988593b8322369513fcecf68","lessThan":"ac61b9c6c0549aaeb98194cf429d93c41bfe5f79","status":"affected","versionType":"git"},{"version":"295b02c4be74bebf988593b8322369513fcecf68","lessThan":"c1d1ec4db5f7264cfc21993e59e8f2dcecf4b44f","status":"affected","versionType":"git"},{"version":"295b02c4be74bebf988593b8322369513fcecf68","lessThan":"87a270625a89fc841f1a7e21aae6176543d8385c","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/mac80211/cfg.c"],"versions":[{"version":"5.10","status":"affected"},{"version":"0","lessThan":"5.10","status":"unaffected","versionType":"semver"},{"version":"5.10.89","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.12","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"5.16","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":"5.10","versionEndExcluding":"5.10.89"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"5.15.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"5.16"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/ac61b9c6c0549aaeb98194cf429d93c41bfe5f79"},{"url":"https://git.kernel.org/stable/c/c1d1ec4db5f7264cfc21993e59e8f2dcecf4b44f"},{"url":"https://git.kernel.org/stable/c/87a270625a89fc841f1a7e21aae6176543d8385c"}],"title":"mac80211: fix locking in ieee80211_start_ap error path","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2021-47091","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-03-04T19:39:17.212156Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-07-05T17:22:07.060Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T05:24:39.957Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/ac61b9c6c0549aaeb98194cf429d93c41bfe5f79","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/c1d1ec4db5f7264cfc21993e59e8f2dcecf4b44f","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/87a270625a89fc841f1a7e21aae6176543d8385c","tags":["x_transferred"]}]}]}}