{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-47194","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-03-25T09:12:14.114Z","datePublished":"2024-04-10T18:56:31.361Z","dateUpdated":"2025-05-04T07:06:08.612Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:06:08.612Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncfg80211: call cfg80211_stop_ap when switch from P2P_GO type\n\nIf the userspace tools switch from NL80211_IFTYPE_P2P_GO to\nNL80211_IFTYPE_ADHOC via send_msg(NL80211_CMD_SET_INTERFACE), it\ndoes not call the cleanup cfg80211_stop_ap(), this leads to the\ninitialization of in-use data. For example, this path re-init the\nsdata->assigned_chanctx_list while it is still an element of\nassigned_vifs list, and makes that linked list corrupt."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/wireless/util.c"],"versions":[{"version":"ac800140c20e7ae51117e71289065bedd4930fc2","lessThan":"8f06bb8c216bcd172394f61e557727e691b4cb24","status":"affected","versionType":"git"},{"version":"ac800140c20e7ae51117e71289065bedd4930fc2","lessThan":"0738cdb636c21ab552eaecf905efa4a6070e3ebc","status":"affected","versionType":"git"},{"version":"ac800140c20e7ae51117e71289065bedd4930fc2","lessThan":"4e458abbb4a523f1413bfe15c079cf4e24c15b21","status":"affected","versionType":"git"},{"version":"ac800140c20e7ae51117e71289065bedd4930fc2","lessThan":"b8a045e2a9b234cfbc06cf36923886164358ddec","status":"affected","versionType":"git"},{"version":"ac800140c20e7ae51117e71289065bedd4930fc2","lessThan":"52affc201fc22a1ab9a59ef0ed641a9adfcb8d13","status":"affected","versionType":"git"},{"version":"ac800140c20e7ae51117e71289065bedd4930fc2","lessThan":"7b97b5776daa0b39dbdadfea176f9cc0646d4a66","status":"affected","versionType":"git"},{"version":"ac800140c20e7ae51117e71289065bedd4930fc2","lessThan":"5a9b671c8d74a3e1b999e7a0c7f366079bcc93dd","status":"affected","versionType":"git"},{"version":"ac800140c20e7ae51117e71289065bedd4930fc2","lessThan":"563fbefed46ae4c1f70cffb8eb54c02df480b2c2","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/wireless/util.c"],"versions":[{"version":"3.6","status":"affected"},{"version":"0","lessThan":"3.6","status":"unaffected","versionType":"semver"},{"version":"4.4.293","lessThanOrEqual":"4.4.*","status":"unaffected","versionType":"semver"},{"version":"4.9.291","lessThanOrEqual":"4.9.*","status":"unaffected","versionType":"semver"},{"version":"4.14.256","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.218","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.162","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.82","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.5","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":"3.6","versionEndExcluding":"4.4.293"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"4.9.291"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"4.14.256"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"4.19.218"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"5.4.162"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"5.10.82"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"5.15.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.6","versionEndExcluding":"5.16"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/8f06bb8c216bcd172394f61e557727e691b4cb24"},{"url":"https://git.kernel.org/stable/c/0738cdb636c21ab552eaecf905efa4a6070e3ebc"},{"url":"https://git.kernel.org/stable/c/4e458abbb4a523f1413bfe15c079cf4e24c15b21"},{"url":"https://git.kernel.org/stable/c/b8a045e2a9b234cfbc06cf36923886164358ddec"},{"url":"https://git.kernel.org/stable/c/52affc201fc22a1ab9a59ef0ed641a9adfcb8d13"},{"url":"https://git.kernel.org/stable/c/7b97b5776daa0b39dbdadfea176f9cc0646d4a66"},{"url":"https://git.kernel.org/stable/c/5a9b671c8d74a3e1b999e7a0c7f366079bcc93dd"},{"url":"https://git.kernel.org/stable/c/563fbefed46ae4c1f70cffb8eb54c02df480b2c2"}],"title":"cfg80211: call cfg80211_stop_ap when switch from P2P_GO type","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-06-21T16:05:05.968362Z","id":"CVE-2021-47194","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-06-21T16:05:16.617Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T05:32:07.292Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/8f06bb8c216bcd172394f61e557727e691b4cb24","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/0738cdb636c21ab552eaecf905efa4a6070e3ebc","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/4e458abbb4a523f1413bfe15c079cf4e24c15b21","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/b8a045e2a9b234cfbc06cf36923886164358ddec","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/52affc201fc22a1ab9a59ef0ed641a9adfcb8d13","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/7b97b5776daa0b39dbdadfea176f9cc0646d4a66","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/5a9b671c8d74a3e1b999e7a0c7f366079bcc93dd","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/563fbefed46ae4c1f70cffb8eb54c02df480b2c2","tags":["x_transferred"]}]}]}}