{"id":"CVE-2025-38644","title":"wifi: mac80211: reject TDLS operations when station is not associated","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: reject TDLS operations when station is not associated\n\nsyzbot triggered a WARN in ieee80211_tdls_oper() by sending\nNL80211_TDLS_ENABLE_LINK immediately …","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 81dd2b8822410e56048b927be779d95a2b6dc186 < 0c84204cf0bbe89e454a5caccc6a908bc7db1542","Linux >= 81dd2b8822410e56048b927be779d95a2b6dc186 < 378ae9ccaea3f445838a087962a067b5cb2e8577","Linux >= 81dd2b8822410e56048b927be779d95a2b6dc186 < af72badd5ee423eb16f6ad7fe0a62f1b4252d848","Linux >= 81dd2b8822410e56048b927be779d95a2b6dc186 < 4df663d4c1ca386dcab2f743dfc9f0cc07aef73c","Linux >= 81dd2b8822410e56048b927be779d95a2b6dc186 < 31af06b574394530f68a4310c45ecbe2f68853c4","Linux >= 81dd2b8822410e56048b927be779d95a2b6dc186 < 16ecdab5446f15a61ec88eb0d23d25d009821db0","Linux 3.17"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T21:05:46.844094Z"},"published":"2025-08-22","updated":"2026-11-05","sourceUpdated":"2026-11-05T21:12:50.470Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-38644","references":[{"url":"https://git.kernel.org/stable/c/0c84204cf0bbe89e454a5caccc6a908bc7db1542"},{"url":"https://git.kernel.org/stable/c/378ae9ccaea3f445838a087962a067b5cb2e8577"},{"url":"https://git.kernel.org/stable/c/af72badd5ee423eb16f6ad7fe0a62f1b4252d848"},{"url":"https://git.kernel.org/stable/c/4df663d4c1ca386dcab2f743dfc9f0cc07aef73c"},{"url":"https://git.kernel.org/stable/c/31af06b574394530f68a4310c45ecbe2f68853c4"},{"url":"https://git.kernel.org/stable/c/16ecdab5446f15a61ec88eb0d23d25d009821db0"}],"tags":["cve.org"],"epss":0.00167,"epssPercentile":0.06023,"ingestedAt":"2026-11-05T22:38:32.003Z","slug":"CVE-2025-38644","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: reject TDLS operations when station is not associated\n\nsyzbot triggered a WARN in ieee80211_tdls_oper() by sending\nNL80211_TDLS_ENABLE_LINK immediately after NL80211_CMD_CONNECT,\nbefore association completed and without prior TDLS setup.\n\nThis left internal state like sdata->u.mgd.tdls_peer uninitialized,\nleading to a WARN_ON() in code paths that assumed it was valid.\n\nReject the operation early if not in station mode or not associated.\n\n## Affected\n\n- `Linux >= 81dd2b8822410e56048b927be779d95a2b6dc186 < 0c84204cf0bbe89e454a5caccc6a908bc7db1542`\n- `Linux >= 81dd2b8822410e56048b927be779d95a2b6dc186 < 378ae9ccaea3f445838a087962a067b5cb2e8577`\n- `Linux >= 81dd2b8822410e56048b927be779d95a2b6dc186 < af72badd5ee423eb16f6ad7fe0a62f1b4252d848`\n- `Linux >= 81dd2b8822410e56048b927be779d95a2b6dc186 < 4df663d4c1ca386dcab2f743dfc9f0cc07aef73c`\n- `Linux >= 81dd2b8822410e56048b927be779d95a2b6dc186 < 31af06b574394530f68a4310c45ecbe2f68853c4`\n- `Linux >= 81dd2b8822410e56048b927be779d95a2b6dc186 < 16ecdab5446f15a61ec88eb0d23d25d009821db0`\n- `Linux 3.17`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}