{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-53101", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-06-09T07:44:35.384Z", "datePublished": "2026-06-24T16:30:37.871Z", "dateUpdated": "2026-06-24T16:30:37.871Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-06-24T16:30:37.871Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7921: fix potential deadlock in mt7921_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() -> mt7921_mac_sta_remove() ->\nmt7921_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."}], "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/mt7921/main.c"], "versions": [{"version": "352d966126e66d825244f1185eb9f2d904c83dd4", "lessThan": "35180c772f5e11e2fa4d80d3dfd50906cb6d9646", "status": "affected", "versionType": "git"}, {"version": "352d966126e66d825244f1185eb9f2d904c83dd4", "lessThan": "91e77840bf13de3add125060cf8b32ca24a52c8c", "status": "affected", "versionType": "git"}, {"version": "352d966126e66d825244f1185eb9f2d904c83dd4", "lessThan": "d5059e52fd8bc624ec4255c9fa01a266513d126b", "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/mt7921/main.c"], "versions": [{"version": "6.9", "status": "affected"}, {"version": "0", "lessThan": "6.9", "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": "6.9", "versionEndExcluding": "6.18.33"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.9", "versionEndExcluding": "7.0.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.9", "versionEndExcluding": "7.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/35180c772f5e11e2fa4d80d3dfd50906cb6d9646"}, {"url": "https://git.kernel.org/stable/c/91e77840bf13de3add125060cf8b32ca24a52c8c"}, {"url": "https://git.kernel.org/stable/c/d5059e52fd8bc624ec4255c9fa01a266513d126b"}], "title": "wifi: mt76: mt7921: fix potential deadlock in mt7921_roc_abort_sync", "x_generator": {"engine": "bippy-1.2.0"}}}}

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