{"api_version":"1","generated_at":"2026-09-11T22:05:31+00:00","cve":"CVE-2026-89523","urls":{"html":"https://cve.report/CVE-2026-89523","api":"https://cve.report/api/cve/CVE-2026-89523.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-89523","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-89523"},"summary":{"title":"wifi: mt76: mt7925: cancel pending mlo_pm_work","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7925: cancel pending mlo_pm_work\n\nIf the device is reset, suspended or unregistered within that window,\nthe pending work can still run and access vif/bss data that may already\nbe freed, or send MCU commands while the firmware is not available.\n\nAdd cancel_delayed_work_sync(&dev->mlo_pm_work) in all relevant teardown\nand suspend paths:\n\n - mt7925_mac_reset_work()        (chip reset recovery)\n - mt7925e_unregister_device()    (PCIe unbind)\n - mt7925_pci_suspend()           (PCIe bus suspend)\n - mt7925_suspend()               (mac80211 suspend)\n - mt7925u_suspend()              (USB bus / runtime suspend)\n\nThis ensures the work is stopped before the device state becomes\ninvalid.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-11 20:19:35","updated_at":"2026-09-11 20:19:35"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/2889e84282dda147f10b10d94cf0efd90a349c53","name":"https://git.kernel.org/stable/c/2889e84282dda147f10b10d94cf0efd90a349c53","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5be6d02837d418bc6c805b5cab1b338de6de9ca7","name":"https://git.kernel.org/stable/c/5be6d02837d418bc6c805b5cab1b338de6de9ca7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c5e073f2fbfd34d22099a50d96f60990799753e2","name":"https://git.kernel.org/stable/c/c5e073f2fbfd34d22099a50d96f60990799753e2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-89523","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89523","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 276a568832577c81ec90b62dc506bbdc3781ca46 5be6d02837d418bc6c805b5cab1b338de6de9ca7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 276a568832577c81ec90b62dc506bbdc3781ca46 c5e073f2fbfd34d22099a50d96f60990799753e2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 276a568832577c81ec90b62dc506bbdc3781ca46 2889e84282dda147f10b10d94cf0efd90a349c53 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 74eb79258bfd5f2ffe6d26a09c898992b2afa1ce git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.14.3 6.15 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.15","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.15 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.50 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.4 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc1 * 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","drivers/net/wireless/mediatek/mt76/mt7925/main.c","drivers/net/wireless/mediatek/mt76/mt7925/pci.c","drivers/net/wireless/mediatek/mt76/mt7925/usb.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"5be6d02837d418bc6c805b5cab1b338de6de9ca7","status":"affected","version":"276a568832577c81ec90b62dc506bbdc3781ca46","versionType":"git"},{"lessThan":"c5e073f2fbfd34d22099a50d96f60990799753e2","status":"affected","version":"276a568832577c81ec90b62dc506bbdc3781ca46","versionType":"git"},{"lessThan":"2889e84282dda147f10b10d94cf0efd90a349c53","status":"affected","version":"276a568832577c81ec90b62dc506bbdc3781ca46","versionType":"git"},{"status":"affected","version":"74eb79258bfd5f2ffe6d26a09c898992b2afa1ce","versionType":"git"},{"lessThan":"6.15","status":"affected","version":"6.14.3","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/mediatek/mt76/mt7925/mac.c","drivers/net/wireless/mediatek/mt76/mt7925/main.c","drivers/net/wireless/mediatek/mt76/mt7925/pci.c","drivers/net/wireless/mediatek/mt76/mt7925/usb.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.15"},{"lessThan":"6.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.50","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.50","versionStartIncluding":"6.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.4","versionStartIncluding":"6.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"6.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14.3","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7925: cancel pending mlo_pm_work\n\nIf the device is reset, suspended or unregistered within that window,\nthe pending work can still run and access vif/bss data that may already\nbe freed, or send MCU commands while the firmware is not available.\n\nAdd cancel_delayed_work_sync(&dev->mlo_pm_work) in all relevant teardown\nand suspend paths:\n\n - mt7925_mac_reset_work()        (chip reset recovery)\n - mt7925e_unregister_device()    (PCIe unbind)\n - mt7925_pci_suspend()           (PCIe bus suspend)\n - mt7925_suspend()               (mac80211 suspend)\n - mt7925u_suspend()              (USB bus / runtime suspend)\n\nThis ensures the work is stopped before the device state becomes\ninvalid."}],"providerMetadata":{"dateUpdated":"2026-09-11T19:44:04.796Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/5be6d02837d418bc6c805b5cab1b338de6de9ca7"},{"url":"https://git.kernel.org/stable/c/c5e073f2fbfd34d22099a50d96f60990799753e2"},{"url":"https://git.kernel.org/stable/c/2889e84282dda147f10b10d94cf0efd90a349c53"}],"title":"wifi: mt76: mt7925: cancel pending mlo_pm_work","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-89523","datePublished":"2026-09-11T19:44:04.796Z","dateReserved":"2026-09-11T19:38:34.718Z","dateUpdated":"2026-09-11T19:44:04.796Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-11 20:19:35","lastModifiedDate":"2026-09-11 20:19:35","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"89523","Ordinal":"1","Title":"wifi: mt76: mt7925: cancel pending mlo_pm_work","CVE":"CVE-2026-89523","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"89523","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7925: cancel pending mlo_pm_work\n\nIf the device is reset, suspended or unregistered within that window,\nthe pending work can still run and access vif/bss data that may already\nbe freed, or send MCU commands while the firmware is not available.\n\nAdd cancel_delayed_work_sync(&dev->mlo_pm_work) in all relevant teardown\nand suspend paths:\n\n - mt7925_mac_reset_work()        (chip reset recovery)\n - mt7925e_unregister_device()    (PCIe unbind)\n - mt7925_pci_suspend()           (PCIe bus suspend)\n - mt7925_suspend()               (mac80211 suspend)\n - mt7925u_suspend()              (USB bus / runtime suspend)\n\nThis ensures the work is stopped before the device state becomes\ninvalid.","Type":"Description","Title":"wifi: mt76: mt7925: cancel pending mlo_pm_work"}]}}}