{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-53098","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-06-09T07:44:35.384Z","datePublished":"2026-06-24T16:30:35.887Z","dateUpdated":"2026-06-24T16:30:35.887Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-24T16:30:35.887Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7915: fix use-after-free bugs in mt7915_mac_dump_work()\n\nWhen the mt7915 pci chip is detaching, the mt7915_crash_data is\nreleased in mt7915_coredump_unregister(). However, the work item\ndump_work may still be running or pending, leading to UAF bugs\nwhen the already freed crash_data is dereferenced again in\nmt7915_mac_dump_work().\n\nThe race condition can occur as follows:\n\nCPU 0 (removal path)               | CPU 1 (workqueue)\nmt7915_pci_remove()                | mt7915_sys_recovery_set()\n mt7915_unregister_device()        |  mt7915_reset()\n  mt7915_coredump_unregister()     |   queue_work()\n   vfree(dev->coredump.crash_data) | mt7915_mac_dump_work()\n                                   |  crash_data-> // UAF\n\nFix this by ensuring dump_work is properly canceled before\nthe crash_data is deallocated. Add cancel_work_sync() in\nmt7915_unregister_device() to synchronize with any pending\nor executing dump work."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/mediatek/mt76/mt7915/init.c"],"versions":[{"version":"4dbcb9125cc3e10a6d879c10e4f5816d05a87c49","lessThan":"6d5202409467d621b6d1dfd7fc7dadb997fe66d2","status":"affected","versionType":"git"},{"version":"4dbcb9125cc3e10a6d879c10e4f5816d05a87c49","lessThan":"e6856af8a22a8e2cd18241a465ed00c2301b3a5e","status":"affected","versionType":"git"},{"version":"4dbcb9125cc3e10a6d879c10e4f5816d05a87c49","lessThan":"6b7cbb13c838cf2a5f2e7be0e96fe15250087939","status":"affected","versionType":"git"},{"version":"4dbcb9125cc3e10a6d879c10e4f5816d05a87c49","lessThan":"21ce6d867867645fff0ef657be18f61d9f39dcd8","status":"affected","versionType":"git"},{"version":"4dbcb9125cc3e10a6d879c10e4f5816d05a87c49","lessThan":"1146d0946b5358fad24812bd39d68f31cd40cc34","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/mediatek/mt76/mt7915/init.c"],"versions":[{"version":"6.2","status":"affected"},{"version":"0","lessThan":"6.2","status":"unaffected","versionType":"semver"},{"version":"6.6.141","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.91","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.33","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.10","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.141"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.12.91"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.18.33"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"7.0.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"7.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/6d5202409467d621b6d1dfd7fc7dadb997fe66d2"},{"url":"https://git.kernel.org/stable/c/e6856af8a22a8e2cd18241a465ed00c2301b3a5e"},{"url":"https://git.kernel.org/stable/c/6b7cbb13c838cf2a5f2e7be0e96fe15250087939"},{"url":"https://git.kernel.org/stable/c/21ce6d867867645fff0ef657be18f61d9f39dcd8"},{"url":"https://git.kernel.org/stable/c/1146d0946b5358fad24812bd39d68f31cd40cc34"}],"title":"wifi: mt76: mt7915: fix use-after-free bugs in mt7915_mac_dump_work()","x_generator":{"engine":"bippy-1.2.0"}}}}