{"api_version":"1","generated_at":"2026-08-13T22:04:38+00:00","cve":"CVE-2026-68307","urls":{"html":"https://cve.report/CVE-2026-68307","api":"https://cve.report/api/cve/CVE-2026-68307.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-68307","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-68307"},"summary":{"title":"wifi: mt76: mt7925: fix crash in reset link replay","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7925: fix crash in reset link replay\n\nDuring reset recovery, mt7925_vif_connect_iter() replays firmware state\nfor links tracked in mvif->valid_links. After MLO link changes or MCU\ntimeout recovery, the driver bitmap can temporarily contain a link whose\nmac80211 bss_conf has already gone away.\n\nThis can pass a NULL bss_conf to mt76_connac_mcu_uni_add_dev(), matching\nthe crash where x1, the second argument, is NULL:\n\npc : mt76_connac_mcu_uni_add_dev+0x8c/0x1f8 [mt76_connac_lib]\nlr : mt7925_vif_connect_iter+0x9c/0x168 [mt7925_common]\nx2 : ffffff80a77f6018 x1 : 0000000000000000 x0 : ffffff8099402080\nCall trace:\nmt76_connac_mcu_uni_add_dev+0x8c/0x1f8 [mt76_connac_lib]\nmt7925_vif_connect_iter+0x9c/0x168 [mt7925_common]\nmt7925_mac_reset_work+0x264/0x2f8 [mt7925_common]\n\nSkip missing bss_conf entries before replaying the link. Non-MLO AP/STA\nreset replay is unchanged because the helper still returns &vif->bss_conf\nfor the legacy link.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-10 13:20:20","updated_at":"2026-08-10 13:20:20"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/d9326796a378f80be5f9fd60983c62fdccdf2f0b","name":"https://git.kernel.org/stable/c/d9326796a378f80be5f9fd60983c62fdccdf2f0b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/89d03bda560d635f66d495f37b46a187fd4edfdf","name":"https://git.kernel.org/stable/c/89d03bda560d635f66d495f37b46a187fd4edfdf","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/bd8b2ec838184236c3fcbf738a926328836adf12","name":"https://git.kernel.org/stable/c/bd8b2ec838184236c3fcbf738a926328836adf12","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/95b0cf02731c74e073ef8937f5526bd4442a0326","name":"https://git.kernel.org/stable/c/95b0cf02731c74e073ef8937f5526bd4442a0326","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-68307","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-68307","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 14061994184df6bb89cba31657ee1db24480e92a d9326796a378f80be5f9fd60983c62fdccdf2f0b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 14061994184df6bb89cba31657ee1db24480e92a 95b0cf02731c74e073ef8937f5526bd4442a0326 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 14061994184df6bb89cba31657ee1db24480e92a 89d03bda560d635f66d495f37b46a187fd4edfdf git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 14061994184df6bb89cba31657ee1db24480e92a bd8b2ec838184236c3fcbf738a926328836adf12 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.11","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.11 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.101 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.42 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.6 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2-rc5 * 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/mediatek/mt76/mt7925/mac.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"d9326796a378f80be5f9fd60983c62fdccdf2f0b","status":"affected","version":"14061994184df6bb89cba31657ee1db24480e92a","versionType":"git"},{"lessThan":"95b0cf02731c74e073ef8937f5526bd4442a0326","status":"affected","version":"14061994184df6bb89cba31657ee1db24480e92a","versionType":"git"},{"lessThan":"89d03bda560d635f66d495f37b46a187fd4edfdf","status":"affected","version":"14061994184df6bb89cba31657ee1db24480e92a","versionType":"git"},{"lessThan":"bd8b2ec838184236c3fcbf738a926328836adf12","status":"affected","version":"14061994184df6bb89cba31657ee1db24480e92a","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/mediatek/mt76/mt7925/mac.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.11"},{"lessThan":"6.11","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.101","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.42","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc5","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.101","versionStartIncluding":"6.11","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.42","versionStartIncluding":"6.11","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.6","versionStartIncluding":"6.11","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2-rc5","versionStartIncluding":"6.11","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7925: fix crash in reset link replay\n\nDuring reset recovery, mt7925_vif_connect_iter() replays firmware state\nfor links tracked in mvif->valid_links. After MLO link changes or MCU\ntimeout recovery, the driver bitmap can temporarily contain a link whose\nmac80211 bss_conf has already gone away.\n\nThis can pass a NULL bss_conf to mt76_connac_mcu_uni_add_dev(), matching\nthe crash where x1, the second argument, is NULL:\n\npc : mt76_connac_mcu_uni_add_dev+0x8c/0x1f8 [mt76_connac_lib]\nlr : mt7925_vif_connect_iter+0x9c/0x168 [mt7925_common]\nx2 : ffffff80a77f6018 x1 : 0000000000000000 x0 : ffffff8099402080\nCall trace:\nmt76_connac_mcu_uni_add_dev+0x8c/0x1f8 [mt76_connac_lib]\nmt7925_vif_connect_iter+0x9c/0x168 [mt7925_common]\nmt7925_mac_reset_work+0x264/0x2f8 [mt7925_common]\n\nSkip missing bss_conf entries before replaying the link. Non-MLO AP/STA\nreset replay is unchanged because the helper still returns &vif->bss_conf\nfor the legacy link."}],"providerMetadata":{"dateUpdated":"2026-08-10T12:02:41.904Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/d9326796a378f80be5f9fd60983c62fdccdf2f0b"},{"url":"https://git.kernel.org/stable/c/95b0cf02731c74e073ef8937f5526bd4442a0326"},{"url":"https://git.kernel.org/stable/c/89d03bda560d635f66d495f37b46a187fd4edfdf"},{"url":"https://git.kernel.org/stable/c/bd8b2ec838184236c3fcbf738a926328836adf12"}],"title":"wifi: mt76: mt7925: fix crash in reset link replay","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-68307","datePublished":"2026-08-10T12:02:41.904Z","dateReserved":"2026-07-30T09:28:09.381Z","dateUpdated":"2026-08-10T12:02:41.904Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-10 13:20:20","lastModifiedDate":"2026-08-10 13:20:20","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"68307","Ordinal":"1","Title":"wifi: mt76: mt7925: fix crash in reset link replay","CVE":"CVE-2026-68307","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"68307","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7925: fix crash in reset link replay\n\nDuring reset recovery, mt7925_vif_connect_iter() replays firmware state\nfor links tracked in mvif->valid_links. After MLO link changes or MCU\ntimeout recovery, the driver bitmap can temporarily contain a link whose\nmac80211 bss_conf has already gone away.\n\nThis can pass a NULL bss_conf to mt76_connac_mcu_uni_add_dev(), matching\nthe crash where x1, the second argument, is NULL:\n\npc : mt76_connac_mcu_uni_add_dev+0x8c/0x1f8 [mt76_connac_lib]\nlr : mt7925_vif_connect_iter+0x9c/0x168 [mt7925_common]\nx2 : ffffff80a77f6018 x1 : 0000000000000000 x0 : ffffff8099402080\nCall trace:\nmt76_connac_mcu_uni_add_dev+0x8c/0x1f8 [mt76_connac_lib]\nmt7925_vif_connect_iter+0x9c/0x168 [mt7925_common]\nmt7925_mac_reset_work+0x264/0x2f8 [mt7925_common]\n\nSkip missing bss_conf entries before replaying the link. Non-MLO AP/STA\nreset replay is unchanged because the helper still returns &vif->bss_conf\nfor the legacy link.","Type":"Description","Title":"wifi: mt76: mt7925: fix crash in reset link replay"}]}}}