{"id":"CVE-2024-41062","revision":null,"records":[{"revision":"6e8975da420a42eeb3afe73c69680c25","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2024-41062","aliases":[],"title":"bluetooth/l2cap: sync sock recv cb and release","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbluetooth/l2cap: sync sock recv cb and release\n\nThe problem occurs between the system call to close the sock and hci_rx_work,\nwhere the former releases the sock and the latter accesses it without lock protection.\n\n CPU0 CPU1\n ---- ----\n sock_close hci_rx_work\n\t l2cap_sock_release hci_acldata_packet\n\t l2cap_sock_kill l2cap_recv_frame\n\t sk_free l2cap_conless_channel\n\t l2cap_sock_recv_cb\n\nIf hci_rx_work processes the data that needs to be received before the sock is\nclosed, then everything is normal; Otherwise, the work thread may access the\nreleased sock when receiving data.\n\nAdd a chan mutex in the rx callback of the sock to achieve synchronization between\nthe sock release and recv cb.\n\nSock is dead, so set chan data to NULL, avoid others use invalid sock pointer.","state":0,"publishedAt":"2024-07-29T14:57:24.352+00:00","modifiedAt":"2026-10-03T10:55:10.849+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"unaffected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"net/bluetooth/l2cap_sock.c\"\n ],\n \"versions\": [\n {\n \"version\": \"5b4cedaa14bd1fe3ca1d59c684203a6ae7747faa\",\n \"lessThan\": \"59a3ccd749b2550392ee531b4d727022eae4c89f\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"5b4cedaa14bd1fe3ca1d59c684203a6ae7747faa\",\n \"lessThan\": \"9c0b7d61cf3c00f87f2529b5b8b785f0f65089aa\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"5b4cedaa14bd1fe3ca1d59c684203a6ae7747faa\",\n \"lessThan\": \"605572e64cd9cebb05ed609d96cff05b50d18cdf\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"5b4cedaa14bd1fe3ca1d59c684203a6ae7747faa\",\n \"lessThan\": \"b803f30ea23e0968b6c8285c42adf0d862ab2bf6\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"5b4cedaa14bd1fe3ca1d59c684203a6ae7747faa\",\n \"lessThan\": \"3b732449b78183d17178db40be3a4401cf3cd629\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"5b4cedaa14bd1fe3ca1d59c684203a6ae7747faa\",\n \"lessThan\": \"89e856e124f9ae548572c56b1b70c2255705f8fe\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n }\n ]\n }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"affected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"net/bluetooth/l2cap_sock.c\"\n ],\n \"versions\": [\n {\n \"version\": \"3.4\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"3.4\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.271\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.222\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.101\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.6.42\",\n \"lessThanOrEqual\": \"6.6.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.9.11\",\n \"lessThanOrEqual\": \"6.9.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.10\",\n \"lessThanOrEqual\": \"*\",\n \"status\": \"unaffected\",\n \"versionType\": \"original_commit_for_fix\"\n }\n ]\n }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/59a3ccd749b2550392ee531b4d727022eae4c89f","https://git.kernel.org/stable/c/9c0b7d61cf3c00f87f2529b5b8b785f0f65089aa","https://git.kernel.org/stable/c/605572e64cd9cebb05ed609d96cff05b50d18cdf","https://git.kernel.org/stable/c/b803f30ea23e0968b6c8285c42adf0d862ab2bf6","https://git.kernel.org/stable/c/3b732449b78183d17178db40be3a4401cf3cd629","https://git.kernel.org/stable/c/89e856e124f9ae548572c56b1b70c2255705f8fe"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-41062","license":"CVE Program Terms of Use","key":"cve-program:CVE-2024-41062","identifiers":["CVE-2024-41062"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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Not a global EPSS backfill.","generation":"2026-11-11T18:57:20.2923258+00:00","complete":true,"records":1097,"lastAttemptAt":"2026-11-11T18:57:20.2923258+00:00","lastSuccessAt":"2026-11-11T18:57:24.3127212+00:00","error":null,"lastVerifiedAt":"2026-11-11T18:57:24.3127229+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-ac7d350109df40bdb6ae654767d5a7ea","complete":false,"records":13753,"lastAttemptAt":"2026-11-11T18:57:50.2198185+00:00","lastSuccessAt":"2026-11-11T18:57:50.212+00:00","error":"100 identifier lookups failed; latest failures include request timeout. Other identifiers were checked independently.","lastVerifiedAt":"2026-11-11T18:57:50.212+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13713,"expectedIdentifiers":13813,"failedIdentifiers":100},{"source":"osv:Go","scope":"Complete OSV Go ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"go-3562b6c78fd1bd0f0b55daf66a0926ae24f65e462df7f6d928caad458fc696bf","complete":true,"records":9947,"lastAttemptAt":"2026-11-11T18:57:19.8584027+00:00","lastSuccessAt":"2026-11-11T04:27:43.6877707+00:00","error":null,"lastVerifiedAt":"2026-11-11T18:57:19.8584027+00:00","snapshotPublishedAt":"2026-11-11T03:32:46+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:NuGet","scope":"Complete OSV NuGet ecosystem archive, including GitHub Advisory Database records; NuGet version matching only","generation":"nuget-456002455e0ab94bb92c95476d4e6d175c104cd594749982afd96c893728ecbc","complete":true,"records":2010,"lastAttemptAt":"2026-11-11T18:57:18.9614553+00:00","lastSuccessAt":"2026-11-11T02:36:58.1276999+00:00","error":null,"lastVerifiedAt":"2026-11-11T18:57:18.9614553+00:00","snapshotPublishedAt":"2026-11-11T01:17:51+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:crates.io","scope":"Complete OSV crates.io ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"crates.io-baa8362b4daf9e5f39d5563775a55935e7b442c0735d33274a921579ce4a0d66","complete":true,"records":3093,"lastAttemptAt":"2026-11-11T18:57:20.1156075+00:00","lastSuccessAt":"2026-11-11T13:00:02.5446881+00:00","error":null,"lastVerifiedAt":"2026-11-11T18:57:20.1156075+00:00","snapshotPublishedAt":"2026-11-11T12:47:47+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:npm","scope":"Complete OSV npm ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"npm-757d3692f9a7b34792dad960197f3cc953a54db59b7d0ffe3835a0ed9926f76b","complete":true,"records":231690,"lastAttemptAt":"2026-11-11T18:57:19.1723839+00:00","lastSuccessAt":"2026-11-11T17:59:27.5166432+00:00","error":null,"lastVerifiedAt":"2026-11-11T18:57:19.1723839+00:00","snapshotPublishedAt":"2026-11-11T17:48:14+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}