{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-63974", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-19T07:54:57.024Z", "datePublished": "2026-07-19T14:55:59.994Z", "dateUpdated": "2026-07-19T14:55:59.994Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-07-19T14:55:59.994Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_sync: Set HCI_CMD_DRAIN_WORKQUEUE during device close\n\nSince hci_dev_close_sync() can now be called during the reset path, we\nshould also set HCI_CMD_DRAIN_WORKQUEUE. This avoids queuing timeouts\nwhile the hdev workqueue is being drained."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/bluetooth/hci_sync.c"], "versions": [{"version": "877afadad2dce8aae1f2aad8ce47e072d4f6165e", "lessThan": "9cebe4680bb9a72f80c6541eb24af06db7a1fbc9", "status": "affected", "versionType": "git"}, {"version": "877afadad2dce8aae1f2aad8ce47e072d4f6165e", "lessThan": "47330cc875b36a1cf7b3543cb2cf90a7c603ce0e", "status": "affected", "versionType": "git"}, {"version": "877afadad2dce8aae1f2aad8ce47e072d4f6165e", "lessThan": "60bceb9a4c693e68cc90ba4b2dfb9e000e8638ff", "status": "affected", "versionType": "git"}, {"version": "877afadad2dce8aae1f2aad8ce47e072d4f6165e", "lessThan": "525daaea459fc215f432de1b8debbd9144bf97b0", "status": "affected", "versionType": "git"}, {"version": "4bf367fa1fefabdf14938d0ac9ed60020389112e", "status": "affected", "versionType": "git"}, {"version": "3b382555706558f5c0587862b6dc03e96a252bba", "status": "affected", "versionType": "git"}, {"version": "5.18.18", "lessThan": "5.19", "status": "affected", "versionType": "semver"}, {"version": "5.19.2", "lessThan": "5.20", "status": "affected", "versionType": "semver"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/bluetooth/hci_sync.c"], "versions": [{"version": "6.0", "status": "affected"}, {"version": "0", "lessThan": "6.0", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.93", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.35", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.12", "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": "6.0", "versionEndExcluding": "6.12.93"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "6.18.35"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "7.0.12"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "7.1"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18.18"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/9cebe4680bb9a72f80c6541eb24af06db7a1fbc9"}, {"url": "https://git.kernel.org/stable/c/47330cc875b36a1cf7b3543cb2cf90a7c603ce0e"}, {"url": "https://git.kernel.org/stable/c/60bceb9a4c693e68cc90ba4b2dfb9e000e8638ff"}, {"url": "https://git.kernel.org/stable/c/525daaea459fc215f432de1b8debbd9144bf97b0"}], "title": "Bluetooth: hci_sync: Set HCI_CMD_DRAIN_WORKQUEUE during device close", "x_generator": {"engine": "bippy-1.2.0"}}}}

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