{"schema":"threatline.record/2","record":{"id":"CVE-2026-98421","aliases":[],"summary":"wifi: mac80211: require a peer station for TDLS setup confirm","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: require a peer station for TDLS setup confirm\n\nIt's nonsense for the setup confirm to go to station that\ndoesn't even exist, and it hits a warning when building\nthe frame:\n\n  WARN_ON_ONCE(!sta || !ap_sta)\n\nOnly accept WLAN_TDLS_SETUP_CONFIRM when the station is\nalready there as a TDLS station. Need to copy the call\nto ieee80211_tdls_prep_mgmt_packet() since the existing\nWLAN_TDLS_DISCOVERY_REQUEST already falls through to it.","categories":["Operating systems"],"product":"Linux","vendor":"Linux","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98421","source_modified_at":"2026-10-19T09:19:14.905Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Linux","vendor":"Linux","versions":[{"version":"6f7eaa47e1de30159277f91f1145a6687f13ffd9","lessThan":"6bae6ef511a29ef12ab969adeea691067d4d5d74","status":"affected","versionType":"git"},{"version":"6f7eaa47e1de30159277f91f1145a6687f13ffd9","lessThan":"d0afa5395c46d73ad2090aa50209886e84f179bd","status":"affected","versionType":"git"},{"version":"6f7eaa47e1de30159277f91f1145a6687f13ffd9","lessThan":"742c762bee59c973684f70dfed7de4945d3141e2","status":"affected","versionType":"git"},{"version":"6f7eaa47e1de30159277f91f1145a6687f13ffd9","lessThan":"fce36d242a18ddf64731d816a37564103172da11","status":"affected","versionType":"git"},{"version":"6f7eaa47e1de30159277f91f1145a6687f13ffd9","lessThan":"1c0a5c96473b9e7a5f4c453ef6a13dc0f5589a4b","status":"affected","versionType":"git"},{"version":"6f7eaa47e1de30159277f91f1145a6687f13ffd9","lessThan":"038e1d126304fd25d507fd4e671232df57bd1799","status":"affected","versionType":"git"}],"defaultStatus":"unaffected"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98421","source_modified_at":"2026-10-19T09:19:14.905Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Linux","vendor":"Linux","versions":[{"version":"3.17","status":"affected"},{"version":"0","lessThan":"3.17","status":"unaffected","versionType":"semver"},{"version":"6.1.189","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.158","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.112","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.54","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.8","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}],"defaultStatus":"affected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98421","source_modified_at":"2026-10-19T09:19:14.905Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"6bae6ef511a29ef12ab969adeea691067d4d5d74","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98421","source_modified_at":"2026-10-19T09:19:14.905Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"742c762bee59c973684f70dfed7de4945d3141e2","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98421","source_modified_at":"2026-10-19T09:19:14.905Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"1c0a5c96473b9e7a5f4c453ef6a13dc0f5589a4b","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98421","source_modified_at":"2026-10-19T09:19:14.905Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"038e1d126304fd25d507fd4e671232df57bd1799","basis":"first unaffected version stated in the CVE record"}],"cvss":null,"severity":null,"kev":{"listed":false},"epss":{"probability":0.00215,"percentile":0.11297,"score_date":"2026-10-23"},"published_at":"2026-10-14T13:27:50.200Z","modified_at":"2026-10-19T09:19:14.905Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-98421","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-19T09:19:14.905Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-98421","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://git.kernel.org/stable/c/6bae6ef511a29ef12ab969adeea691067d4d5d74"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/d0afa5395c46d73ad2090aa50209886e84f179bd"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/742c762bee59c973684f70dfed7de4945d3141e2"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/fce36d242a18ddf64731d816a37564103172da11"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/1c0a5c96473b9e7a5f4c453ef6a13dc0f5589a4b"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/038e1d126304fd25d507fd4e671232df57bd1799"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-19T09:19:14.905Z","content_hash":"fbe35bc47e4a5345b613f611499b81393f36b7c6d4a84d20ba7089e14b97176c"}}