{"api_version":"1","generated_at":"2026-06-25T03:17:17+00:00","cve":"CVE-2026-53103","urls":{"html":"https://cve.report/CVE-2026-53103","api":"https://cve.report/api/cve/CVE-2026-53103.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53103","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53103"},"summary":{"title":"wifi: mt76: mt7925: fix potential deadlock in mt7925_roc_abort_sync","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7925: fix potential deadlock in mt7925_roc_abort_sync\n\nroc_abort_sync() can deadlock with roc_work(). roc_work() holds\ndev->mt76.mutex, while cancel_work_sync() waits for roc_work()\nto finish. If the caller already owns the same mutex, both\nsides block and no progress is possible.\n\nThis deadlock can occur during station removal when\nmt76_sta_state() -> mt76_sta_remove() ->\nmt7925_mac_sta_remove_link() -> mt7925_mac_link_sta_remove() ->\nmt7925_roc_abort_sync() invokes cancel_work_sync() while\nroc_work() is still running and holding dev->mt76.mutex.\n\nThis avoids the mutex deadlock and preserves exactly-once\nwork ownership.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-24 17:17:24","updated_at":"2026-06-24 17:17:24"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/dd08ca3f092f4185ece69ce2a835c23198b1628a","name":"https://git.kernel.org/stable/c/dd08ca3f092f4185ece69ce2a835c23198b1628a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2d8e0053bca29143ace51e08c980ff076844a4b0","name":"https://git.kernel.org/stable/c/2d8e0053bca29143ace51e08c980ff076844a4b0","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/153bcba36c87a1ba555b57b6c49028d5812f895b","name":"https://git.kernel.org/stable/c/153bcba36c87a1ba555b57b6c49028d5812f895b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-53103","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53103","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 45064d19fd3af6aeb0887b35b5564927980cf150 153bcba36c87a1ba555b57b6c49028d5812f895b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 45064d19fd3af6aeb0887b35b5564927980cf150 2d8e0053bca29143ace51e08c980ff076844a4b0 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 45064d19fd3af6aeb0887b35b5564927980cf150 dd08ca3f092f4185ece69ce2a835c23198b1628a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 978d1756b3ae1b857826eb7ed8181f3c5180dce9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.11.2 6.12 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.12","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.33 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.10 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * 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/main.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"153bcba36c87a1ba555b57b6c49028d5812f895b","status":"affected","version":"45064d19fd3af6aeb0887b35b5564927980cf150","versionType":"git"},{"lessThan":"2d8e0053bca29143ace51e08c980ff076844a4b0","status":"affected","version":"45064d19fd3af6aeb0887b35b5564927980cf150","versionType":"git"},{"lessThan":"dd08ca3f092f4185ece69ce2a835c23198b1628a","status":"affected","version":"45064d19fd3af6aeb0887b35b5564927980cf150","versionType":"git"},{"status":"affected","version":"978d1756b3ae1b857826eb7ed8181f3c5180dce9","versionType":"git"},{"lessThan":"6.12","status":"affected","version":"6.11.2","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/mediatek/mt76/mt7925/main.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.12"},{"lessThan":"6.12","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.33","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.33","versionStartIncluding":"6.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.10","versionStartIncluding":"6.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"6.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11.2","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 potential deadlock in mt7925_roc_abort_sync\n\nroc_abort_sync() can deadlock with roc_work(). roc_work() holds\ndev->mt76.mutex, while cancel_work_sync() waits for roc_work()\nto finish. If the caller already owns the same mutex, both\nsides block and no progress is possible.\n\nThis deadlock can occur during station removal when\nmt76_sta_state() -> mt76_sta_remove() ->\nmt7925_mac_sta_remove_link() -> mt7925_mac_link_sta_remove() ->\nmt7925_roc_abort_sync() invokes cancel_work_sync() while\nroc_work() is still running and holding dev->mt76.mutex.\n\nThis avoids the mutex deadlock and preserves exactly-once\nwork ownership."}],"providerMetadata":{"dateUpdated":"2026-06-24T16:30:39.184Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/153bcba36c87a1ba555b57b6c49028d5812f895b"},{"url":"https://git.kernel.org/stable/c/2d8e0053bca29143ace51e08c980ff076844a4b0"},{"url":"https://git.kernel.org/stable/c/dd08ca3f092f4185ece69ce2a835c23198b1628a"}],"title":"wifi: mt76: mt7925: fix potential deadlock in mt7925_roc_abort_sync","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53103","datePublished":"2026-06-24T16:30:39.184Z","dateReserved":"2026-06-09T07:44:35.385Z","dateUpdated":"2026-06-24T16:30:39.184Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-24 17:17:24","lastModifiedDate":"2026-06-24 17:17:24","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53103","Ordinal":"1","Title":"wifi: mt76: mt7925: fix potential deadlock in mt7925_roc_abort_s","CVE":"CVE-2026-53103","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53103","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7925: fix potential deadlock in mt7925_roc_abort_sync\n\nroc_abort_sync() can deadlock with roc_work(). roc_work() holds\ndev->mt76.mutex, while cancel_work_sync() waits for roc_work()\nto finish. If the caller already owns the same mutex, both\nsides block and no progress is possible.\n\nThis deadlock can occur during station removal when\nmt76_sta_state() -> mt76_sta_remove() ->\nmt7925_mac_sta_remove_link() -> mt7925_mac_link_sta_remove() ->\nmt7925_roc_abort_sync() invokes cancel_work_sync() while\nroc_work() is still running and holding dev->mt76.mutex.\n\nThis avoids the mutex deadlock and preserves exactly-once\nwork ownership.","Type":"Description","Title":"wifi: mt76: mt7925: fix potential deadlock in mt7925_roc_abort_s"}]}}}