{"api_version":"1","generated_at":"2026-07-23T12:50:49+00:00","cve":"CVE-2026-53100","urls":{"html":"https://cve.report/CVE-2026-53100","api":"https://cve.report/api/cve/CVE-2026-53100.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53100","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53100"},"summary":{"title":"wifi: mt76: fix deadlock in remain-on-channel","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: fix deadlock in remain-on-channel\n\nmt76_remain_on_channel() and mt76_roc_complete() call mt76_set_channel()\nwhile already holding dev->mutex. Since mt76_set_channel() also acquires\ndev->mutex, this results in a deadlock.\n\nUse __mt76_set_channel() instead of mt76_set_channel().\nAdd cancel_delayed_work_sync() for mac_work before acquiring the mutex\nin mt76_remain_on_channel() to prevent a secondary deadlock with the\nmac_work workqueue.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-24 17:17:24","updated_at":"2026-07-21 18:21:01"},"problem_types":["CWE-667"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"5.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/7a89c245d203aa0ed5ff2d68ac05b48b2ef9fa3f","name":"https://git.kernel.org/stable/c/7a89c245d203aa0ed5ff2d68ac05b48b2ef9fa3f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/5fc8c5d45e44575dda9fcabdc2aac4ad97baf0cd","name":"https://git.kernel.org/stable/c/5fc8c5d45e44575dda9fcabdc2aac4ad97baf0cd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6939b97ddad3cf3dfbb3b5a0a12ef79cb886747e","name":"https://git.kernel.org/stable/c/6939b97ddad3cf3dfbb3b5a0a12ef79cb886747e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-53100","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53100","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a8f424c1287cc79a06c21816658feea87dfcb83f 5fc8c5d45e44575dda9fcabdc2aac4ad97baf0cd git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a8f424c1287cc79a06c21816658feea87dfcb83f 7a89c245d203aa0ed5ff2d68ac05b48b2ef9fa3f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a8f424c1287cc79a06c21816658feea87dfcb83f 6939b97ddad3cf3dfbb3b5a0a12ef79cb886747e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.14","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.14 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the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: fix deadlock in remain-on-channel\n\nmt76_remain_on_channel() and mt76_roc_complete() call mt76_set_channel()\nwhile already holding dev->mutex. Since mt76_set_channel() also acquires\ndev->mutex, this results in a deadlock.\n\nUse __mt76_set_channel() instead of mt76_set_channel().\nAdd cancel_delayed_work_sync() for mac_work before acquiring the mutex\nin mt76_remain_on_channel() to prevent a secondary deadlock with the\nmac_work workqueue."}],"providerMetadata":{"dateUpdated":"2026-06-24T16:30:37.216Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/5fc8c5d45e44575dda9fcabdc2aac4ad97baf0cd"},{"url":"https://git.kernel.org/stable/c/7a89c245d203aa0ed5ff2d68ac05b48b2ef9fa3f"},{"url":"https://git.kernel.org/stable/c/6939b97ddad3cf3dfbb3b5a0a12ef79cb886747e"}],"title":"wifi: mt76: fix deadlock in remain-on-channel","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53100","datePublished":"2026-06-24T16:30:37.216Z","dateReserved":"2026-06-09T07:44:35.384Z","dateUpdated":"2026-06-24T16:30:37.216Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-24 17:17:24","lastModifiedDate":"2026-07-21 18:21:01","problem_types":["CWE-667"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14","versionEndExcluding":"6.18.33","matchCriteriaId":"E72B69F1-A4CC-4157-A359-3CCD7EEC2ED3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.19","versionEndExcluding":"7.0.10","matchCriteriaId":"A13475D2-59BF-4716-94B5-7C1D239A2CF4"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53100","Ordinal":"1","Title":"wifi: mt76: fix deadlock in remain-on-channel","CVE":"CVE-2026-53100","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53100","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: fix deadlock in remain-on-channel\n\nmt76_remain_on_channel() and mt76_roc_complete() call mt76_set_channel()\nwhile already holding dev->mutex. Since mt76_set_channel() also acquires\ndev->mutex, this results in a deadlock.\n\nUse __mt76_set_channel() instead of mt76_set_channel().\nAdd cancel_delayed_work_sync() for mac_work before acquiring the mutex\nin mt76_remain_on_channel() to prevent a secondary deadlock with the\nmac_work workqueue.","Type":"Description","Title":"wifi: mt76: fix deadlock in remain-on-channel"}]}}}