{"id":"CVE-2026-90225","revision":null,"records":[{"revision":"d58e1d5fb8e846b8bef8ef3f249b06f8","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-90225","aliases":[],"title":"nfc: llcp: read llcp_sock->local under the socket lock in getsockopt","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfc: llcp: read llcp_sock->local under the socket lock in getsockopt\n\nnfc_llcp_getsockopt() read llcp_sock->local before lock_sock(sk) and\nthen dereferenced the cached pointer inside the locked region.\nllcp_sock_bind() assigns and clears llcp_sock->local under the same\nsocket lock, dropping the last reference on its error path. A\ngetsockopt() racing an in-flight bind() can observe the pointer, block\non lock_sock(), and then dereference a freed nfc_llcp_local once bind()\nhas unwound.\n\nMove the llcp_sock->local read and the NULL check inside the\nlock_sock(sk) region so bind() cannot mutate or free the pointer between\nthe load and the use.","state":0,"publishedAt":"2026-09-17T16:07:34.658+00:00","modifiedAt":"2026-10-19T09:00:01.803+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/nfc/llcp_sock.c\"\n ],\n \"versions\": [\n {\n \"version\": \"26fd76cab2e61cedc5c25f7151fb31b57ddc53c7\",\n \"lessThan\": \"56fd158fef20268f48db6cdfe5d722e930134eda\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"26fd76cab2e61cedc5c25f7151fb31b57ddc53c7\",\n \"lessThan\": \"8ba8cec0586727cc135ca4827921fc7b52946d71\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"26fd76cab2e61cedc5c25f7151fb31b57ddc53c7\",\n \"lessThan\": \"ed5240bab3468988077fe8bf29b935eaecc9ff89\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"26fd76cab2e61cedc5c25f7151fb31b57ddc53c7\",\n \"lessThan\": \"fe65727a4a21b11c18eebae1338482767a897b76\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"26fd76cab2e61cedc5c25f7151fb31b57ddc53c7\",\n \"lessThan\": \"2d8ac24565be85bf56580b87bf1b874d35625eb5\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"26fd76cab2e61cedc5c25f7151fb31b57ddc53c7\",\n \"lessThan\": \"156e65bd29307f5053835bff60bc1ba342fa010f\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"26fd76cab2e61cedc5c25f7151fb31b57ddc53c7\",\n \"lessThan\": \"d1b73962675cdc5a58e2707e25b548d8b495fde0\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"26fd76cab2e61cedc5c25f7151fb31b57ddc53c7\",\n \"lessThan\": \"36812527052c5bfb1ec6c1e292d67a5bf76b750f\",\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/nfc/llcp_sock.c\"\n ],\n \"versions\": [\n {\n \"version\": \"3.10\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"3.10\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.270\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.221\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.188\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.6.157\",\n \"lessThanOrEqual\": \"6.6.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.12.110\",\n \"lessThanOrEqual\": \"6.12.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.18.52\",\n \"lessThanOrEqual\": \"6.18.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"7.2.6\",\n \"lessThanOrEqual\": \"7.2.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"7.3\",\n \"lessThanOrEqual\": \"*\",\n \"status\": \"unaffected\",\n \"versionType\": \"original_commit_for_fix\"\n }\n ]\n }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/56fd158fef20268f48db6cdfe5d722e930134eda","https://git.kernel.org/stable/c/8ba8cec0586727cc135ca4827921fc7b52946d71","https://git.kernel.org/stable/c/ed5240bab3468988077fe8bf29b935eaecc9ff89","https://git.kernel.org/stable/c/fe65727a4a21b11c18eebae1338482767a897b76","https://git.kernel.org/stable/c/2d8ac24565be85bf56580b87bf1b874d35625eb5","https://git.kernel.org/stable/c/156e65bd29307f5053835bff60bc1ba342fa010f","https://git.kernel.org/stable/c/d1b73962675cdc5a58e2707e25b548d8b495fde0","https://git.kernel.org/stable/c/36812527052c5bfb1ec6c1e292d67a5bf76b750f"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-90225","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-90225","identifiers":["CVE-2026-90225"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-5923d59598fe46c98ec384fbfaf44bc7","complete":false,"records":13654,"lastAttemptAt":"2026-11-09T03:16:18.1412099+00:00","lastSuccessAt":"2026-11-09T03:16:18.138+00:00","error":"6 identifier lookups failed; latest failures include HTTP 403. Other identifiers were checked independently.","lastVerifiedAt":"2026-11-09T03:16:18.138+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13655,"expectedIdentifiers":13706,"failedIdentifiers":6},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-11-09T03:04:09.5264463+00:00","complete":true,"records":1096,"lastAttemptAt":"2026-11-09T03:04:09.5264463+00:00","lastSuccessAt":"2026-11-09T03:04:09.6884561+00:00","error":null,"lastVerifiedAt":"2026-11-09T03:04:09.6884561+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. 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