{"id":"CVE-2025-71227","state":"PUBLISHED","title":"wifi: mac80211: don't WARN for connections on invalid channels","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: don't WARN for connections on invalid channels\n\nIt's not clear (to me) how exactly syzbot managed to hit this,\nbut it seems conceivable that e.g. regulatory changed and has\ndisabled a channel between scanning (channel is checked to be\nusable by cfg80211_get_ies_channel_number) and connecting on\nthe channel later.\n\nWith one scenario that isn't covered elsewhere described above,\nthe warning isn't good, replace it with a (more informative)\nerror message.","publishedAt":"2026-02-18T14:21:48.422Z","updatedAt":"2026-10-30T12:23:33.421Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f2d9d270c15ae0139b54a7e7466d738327e97e03","status":"affected","lessThan":"6acc2d23f13d60874981b4828ba156ba01c86510","versionType":"git"},{"version":"f2d9d270c15ae0139b54a7e7466d738327e97e03","status":"affected","lessThan":"c02b1d244a5d799696ca74d3fba6539c8d76195f","versionType":"git"},{"version":"f2d9d270c15ae0139b54a7e7466d738327e97e03","status":"affected","lessThan":"579cf5939f8f4c4f88c75862d0c573fb13567b74","versionType":"git"},{"version":"f2d9d270c15ae0139b54a7e7466d738327e97e03","status":"affected","lessThan":"10d3ff7e5812c8d70300f6fa8f524009a06aa7e1","versionType":"git"},{"version":"f2d9d270c15ae0139b54a7e7466d738327e97e03","status":"affected","lessThan":"99067b58a408a384d2a45c105eb3dce980a862ce","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mac80211/mlme.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.8","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.114","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.10","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mac80211/mlme.c"]}],"references":["https://git.kernel.org/stable/c/6acc2d23f13d60874981b4828ba156ba01c86510","https://git.kernel.org/stable/c/c02b1d244a5d799696ca74d3fba6539c8d76195f","https://git.kernel.org/stable/c/579cf5939f8f4c4f88c75862d0c573fb13567b74","https://git.kernel.org/stable/c/10d3ff7e5812c8d70300f6fa8f524009a06aa7e1","https://git.kernel.org/stable/c/99067b58a408a384d2a45c105eb3dce980a862ce"],"weaknesses":[],"ingestedAt":"2026-10-30T12:40:04.423Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/71xxx/CVE-2025-71227.json","commit":"db8103c5921aac81d5d90efcf3745980dafabf49","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-71227","state":"PUBLISHED","datePublished":"2026-02-18T14:21:48.422Z","dateUpdated":"2026-10-30T12:23:33.421Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-02-14T16:26:02.970Z"},"containers":{"cna":{"title":"wifi: mac80211: don't WARN for connections on invalid channels","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: don't WARN for connections on invalid channels\n\nIt's not clear (to me) how exactly syzbot managed to hit this,\nbut it seems conceivable that e.g. regulatory changed and has\ndisabled a channel between scanning (channel is checked to be\nusable by cfg80211_get_ies_channel_number) and connecting on\nthe channel later.\n\nWith one scenario that isn't covered elsewhere described above,\nthe warning isn't good, replace it with a (more informative)\nerror message."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f2d9d270c15ae0139b54a7e7466d738327e97e03","status":"affected","lessThan":"6acc2d23f13d60874981b4828ba156ba01c86510","versionType":"git"},{"version":"f2d9d270c15ae0139b54a7e7466d738327e97e03","status":"affected","lessThan":"c02b1d244a5d799696ca74d3fba6539c8d76195f","versionType":"git"},{"version":"f2d9d270c15ae0139b54a7e7466d738327e97e03","status":"affected","lessThan":"579cf5939f8f4c4f88c75862d0c573fb13567b74","versionType":"git"},{"version":"f2d9d270c15ae0139b54a7e7466d738327e97e03","status":"affected","lessThan":"10d3ff7e5812c8d70300f6fa8f524009a06aa7e1","versionType":"git"},{"version":"f2d9d270c15ae0139b54a7e7466d738327e97e03","status":"affected","lessThan":"99067b58a408a384d2a45c105eb3dce980a862ce","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mac80211/mlme.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.8","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.114","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.10","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mac80211/mlme.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/6acc2d23f13d60874981b4828ba156ba01c86510"},{"url":"https://git.kernel.org/stable/c/c02b1d244a5d799696ca74d3fba6539c8d76195f"},{"url":"https://git.kernel.org/stable/c/579cf5939f8f4c4f88c75862d0c573fb13567b74"},{"url":"https://git.kernel.org/stable/c/10d3ff7e5812c8d70300f6fa8f524009a06aa7e1"},{"url":"https://git.kernel.org/stable/c/99067b58a408a384d2a45c105eb3dce980a862ce"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-30T12:23:33.421Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"6.12.114"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"6.18.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"6.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}