{"id":"CVE-2026-90352","state":"PUBLISHED","title":"wifi: mt76: mt7915: release hif2 reference on probe IRQ failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7915: release hif2 reference on probe IRQ failure\n\nThe hif2 reference obtained by mt7915_pci_init_hif2() is only released on\nerror paths that key off dev->hif2, which is not assigned until after the\nIRQ setup. If pci_alloc_irq_vectors() or the primary devm_request_irq()\nfails, the reference leaks. Drop it explicitly on those paths via\nmt7915_put_hif2().","publishedAt":"2026-09-17T16:08:59.557Z","updatedAt":"2026-10-19T09:02:08.899Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f68d67623dec9445960b52a0e9e8e60297596b4b","status":"affected","lessThan":"8a2e38019846da29a112fac4dd96fe5bfa298faf","versionType":"git"},{"version":"f68d67623dec9445960b52a0e9e8e60297596b4b","status":"affected","lessThan":"2a434d2637b9c9be9bcc8a84dc46880cc1446643","versionType":"git"},{"version":"f68d67623dec9445960b52a0e9e8e60297596b4b","status":"affected","lessThan":"5c30a6350a300fbb800831f1b4373b2f59e03410","versionType":"git"},{"version":"f68d67623dec9445960b52a0e9e8e60297596b4b","status":"affected","lessThan":"ed5cc46a3c8f4fe7f549c661914d8d835169acc0","versionType":"git"},{"version":"f68d67623dec9445960b52a0e9e8e60297596b4b","status":"affected","lessThan":"fb9c7b4c238b4e5469a11a1fb8cf332f6193b995","versionType":"git"},{"version":"f68d67623dec9445960b52a0e9e8e60297596b4b","status":"affected","lessThan":"8370aebd26a9dfa2e0de665e3ab504c0e97ee730","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/mediatek/mt76/mt7915/pci.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.19","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.19","versionType":"semver"},{"version":"6.1.188","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.110","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/mediatek/mt76/mt7915/pci.c"]}],"references":["https://git.kernel.org/stable/c/8a2e38019846da29a112fac4dd96fe5bfa298faf","https://git.kernel.org/stable/c/2a434d2637b9c9be9bcc8a84dc46880cc1446643","https://git.kernel.org/stable/c/5c30a6350a300fbb800831f1b4373b2f59e03410","https://git.kernel.org/stable/c/ed5cc46a3c8f4fe7f549c661914d8d835169acc0","https://git.kernel.org/stable/c/fb9c7b4c238b4e5469a11a1fb8cf332f6193b995","https://git.kernel.org/stable/c/8370aebd26a9dfa2e0de665e3ab504c0e97ee730"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/90xxx/CVE-2026-90352.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-90352","state":"PUBLISHED","datePublished":"2026-09-17T16:08:59.557Z","dateUpdated":"2026-10-19T09:02:08.899Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-11T19:38:34.805Z"},"containers":{"cna":{"title":"wifi: mt76: mt7915: release hif2 reference on probe IRQ failure","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7915: release hif2 reference on probe IRQ failure\n\nThe hif2 reference obtained by mt7915_pci_init_hif2() is only released on\nerror paths that key off dev->hif2, which is not assigned until after the\nIRQ setup. If pci_alloc_irq_vectors() or the primary devm_request_irq()\nfails, the reference leaks. Drop it explicitly on those paths via\nmt7915_put_hif2()."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f68d67623dec9445960b52a0e9e8e60297596b4b","status":"affected","lessThan":"8a2e38019846da29a112fac4dd96fe5bfa298faf","versionType":"git"},{"version":"f68d67623dec9445960b52a0e9e8e60297596b4b","status":"affected","lessThan":"2a434d2637b9c9be9bcc8a84dc46880cc1446643","versionType":"git"},{"version":"f68d67623dec9445960b52a0e9e8e60297596b4b","status":"affected","lessThan":"5c30a6350a300fbb800831f1b4373b2f59e03410","versionType":"git"},{"version":"f68d67623dec9445960b52a0e9e8e60297596b4b","status":"affected","lessThan":"ed5cc46a3c8f4fe7f549c661914d8d835169acc0","versionType":"git"},{"version":"f68d67623dec9445960b52a0e9e8e60297596b4b","status":"affected","lessThan":"fb9c7b4c238b4e5469a11a1fb8cf332f6193b995","versionType":"git"},{"version":"f68d67623dec9445960b52a0e9e8e60297596b4b","status":"affected","lessThan":"8370aebd26a9dfa2e0de665e3ab504c0e97ee730","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/mediatek/mt76/mt7915/pci.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.19","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.19","versionType":"semver"},{"version":"6.1.188","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.110","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/mediatek/mt76/mt7915/pci.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/8a2e38019846da29a112fac4dd96fe5bfa298faf"},{"url":"https://git.kernel.org/stable/c/2a434d2637b9c9be9bcc8a84dc46880cc1446643"},{"url":"https://git.kernel.org/stable/c/5c30a6350a300fbb800831f1b4373b2f59e03410"},{"url":"https://git.kernel.org/stable/c/ed5cc46a3c8f4fe7f549c661914d8d835169acc0"},{"url":"https://git.kernel.org/stable/c/fb9c7b4c238b4e5469a11a1fb8cf332f6193b995"},{"url":"https://git.kernel.org/stable/c/8370aebd26a9dfa2e0de665e3ab504c0e97ee730"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:02:08.899Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"6.1.188"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"6.6.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"6.12.110"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"6.18.52"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}