{"id":"CVE-2025-71227","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-71227","generatedAt":"2026-10-28T04:36:58.912Z","title":"In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't WARN for connections on invalid channels It's not clear (to me) how exactly syzbot managed to hit this, but it seems conceivable that e.g. regulatory changed and…","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.","published":"2026-02-18T15:18:41.000Z","lastModified":"2026-10-21T13:18:26.000Z","status":"Modified","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":[],"affected":["linux/linux kernel"],"epss":{"score":0.00177,"percentile":0.07133,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.18%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/10d3ff7e5812c8d70300f6fa8f524009a06aa7e1","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/579cf5939f8f4c4f88c75862d0c573fb13567b74","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/99067b58a408a384d2a45c105eb3dce980a862ce","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c02b1d244a5d799696ca74d3fba6539c8d76195f","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-71227","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}