{"api_version":"1","generated_at":"2026-08-28T09:31:16+00:00","cve":"CVE-2026-80641","urls":{"html":"https://cve.report/CVE-2026-80641","api":"https://cve.report/api/cve/CVE-2026-80641.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-80641","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-80641"},"summary":{"title":"wifi: wlcore: enable the right set of ciphers","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: wlcore: enable the right set of ciphers\n\nThe firmware version number check for IGTK introduced in\ncommit c34dbc5900b0 (\"wifi: wlcore: Add support for IGTK key\")\n\nlets the amount of ciphers decrease on every boot of a too old firmware and\nthat is practically happening. It also does not take into account other\nchips than the wl18xx. On some wl128x, the following can be observed\nwhen connecting via nm to a common ap:\n\n[  484.113311] wlcore: WARNING could not set keys\n[  484.117828] wlcore: ERROR Could not add or replace key\n[  484.123016] wlan0: failed to set key (5, ff:ff:ff:ff:ff:ff) to hardware (-5)\n[  484.123046] wlcore: Hardware recovery in progress. FW ver: Rev 7.3.10.0.142\n[  484.139923] wlcore: pc: 0x0, hint_sts: 0x00000048 count: 1\n[  484.145721] wlcore: down\n[  484.148986] ieee80211 phy0: Hardware restart was requested\n[  484.610473] wlcore: firmware booted (Rev 7.3.10.0.142)\n[  484.633758] wlcore: Association completed.\n[  484.690490] wlcore: ERROR command execute failure 14\n[  484.690490] ------------[ cut here ]------------\n[  484.700195] WARNING: drivers/net/wireless/ti/wlcore/main.c:872 at wl12xx_queue_recovery_work+0x64/0x74 [wlcore], CPU#0: kworker/0:0/892\n\nThis repeats endlessly.\nAlways disable IGTK on wl12xx and fix the decrementing mess.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-28 08:16:49","updated_at":"2026-08-28 08:16:49"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/ff9748200698e9641f41ba922ffef728167807c2","name":"https://git.kernel.org/stable/c/ff9748200698e9641f41ba922ffef728167807c2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7495adaa0e45e180f4b6b7436675c6266edff1ff","name":"https://git.kernel.org/stable/c/7495adaa0e45e180f4b6b7436675c6266edff1ff","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-80641","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80641","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected c34dbc5900b0158edaab51c481510d66679d8f72 ff9748200698e9641f41ba922ffef728167807c2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected c34dbc5900b0158edaab51c481510d66679d8f72 7495adaa0e45e180f4b6b7436675c6266edff1ff git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7.0","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.5 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/wireless/ti/wlcore/main.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"ff9748200698e9641f41ba922ffef728167807c2","status":"affected","version":"c34dbc5900b0158edaab51c481510d66679d8f72","versionType":"git"},{"lessThan":"7495adaa0e45e180f4b6b7436675c6266edff1ff","status":"affected","version":"c34dbc5900b0158edaab51c481510d66679d8f72","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/ti/wlcore/main.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"7.0"},{"lessThan":"7.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.5","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.5","versionStartIncluding":"7.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2","versionStartIncluding":"7.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: wlcore: enable the right set of ciphers\n\nThe firmware version number check for IGTK introduced in\ncommit c34dbc5900b0 (\"wifi: wlcore: Add support for IGTK key\")\n\nlets the amount of ciphers decrease on every boot of a too old firmware and\nthat is practically happening. It also does not take into account other\nchips than the wl18xx. On some wl128x, the following can be observed\nwhen connecting via nm to a common ap:\n\n[  484.113311] wlcore: WARNING could not set keys\n[  484.117828] wlcore: ERROR Could not add or replace key\n[  484.123016] wlan0: failed to set key (5, ff:ff:ff:ff:ff:ff) to hardware (-5)\n[  484.123046] wlcore: Hardware recovery in progress. FW ver: Rev 7.3.10.0.142\n[  484.139923] wlcore: pc: 0x0, hint_sts: 0x00000048 count: 1\n[  484.145721] wlcore: down\n[  484.148986] ieee80211 phy0: Hardware restart was requested\n[  484.610473] wlcore: firmware booted (Rev 7.3.10.0.142)\n[  484.633758] wlcore: Association completed.\n[  484.690490] wlcore: ERROR command execute failure 14\n[  484.690490] ------------[ cut here ]------------\n[  484.700195] WARNING: drivers/net/wireless/ti/wlcore/main.c:872 at wl12xx_queue_recovery_work+0x64/0x74 [wlcore], CPU#0: kworker/0:0/892\n\nThis repeats endlessly.\nAlways disable IGTK on wl12xx and fix the decrementing mess."}],"providerMetadata":{"dateUpdated":"2026-08-28T06:48:53.241Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/ff9748200698e9641f41ba922ffef728167807c2"},{"url":"https://git.kernel.org/stable/c/7495adaa0e45e180f4b6b7436675c6266edff1ff"}],"title":"wifi: wlcore: enable the right set of ciphers","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-80641","datePublished":"2026-08-28T06:48:53.241Z","dateReserved":"2026-08-26T14:34:25.778Z","dateUpdated":"2026-08-28T06:48:53.241Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-28 08:16:49","lastModifiedDate":"2026-08-28 08:16:49","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"80641","Ordinal":"1","Title":"wifi: wlcore: enable the right set of ciphers","CVE":"CVE-2026-80641","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"80641","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: wlcore: enable the right set of ciphers\n\nThe firmware version number check for IGTK introduced in\ncommit c34dbc5900b0 (\"wifi: wlcore: Add support for IGTK key\")\n\nlets the amount of ciphers decrease on every boot of a too old firmware and\nthat is practically happening. It also does not take into account other\nchips than the wl18xx. On some wl128x, the following can be observed\nwhen connecting via nm to a common ap:\n\n[  484.113311] wlcore: WARNING could not set keys\n[  484.117828] wlcore: ERROR Could not add or replace key\n[  484.123016] wlan0: failed to set key (5, ff:ff:ff:ff:ff:ff) to hardware (-5)\n[  484.123046] wlcore: Hardware recovery in progress. FW ver: Rev 7.3.10.0.142\n[  484.139923] wlcore: pc: 0x0, hint_sts: 0x00000048 count: 1\n[  484.145721] wlcore: down\n[  484.148986] ieee80211 phy0: Hardware restart was requested\n[  484.610473] wlcore: firmware booted (Rev 7.3.10.0.142)\n[  484.633758] wlcore: Association completed.\n[  484.690490] wlcore: ERROR command execute failure 14\n[  484.690490] ------------[ cut here ]------------\n[  484.700195] WARNING: drivers/net/wireless/ti/wlcore/main.c:872 at wl12xx_queue_recovery_work+0x64/0x74 [wlcore], CPU#0: kworker/0:0/892\n\nThis repeats endlessly.\nAlways disable IGTK on wl12xx and fix the decrementing mess.","Type":"Description","Title":"wifi: wlcore: enable the right set of ciphers"}]}}}