{"id":"CVE-2026-74720","revision":null,"records":[{"revision":"26a1a430d1f24a1793260cc18eb531ad","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-74720","aliases":[],"title":"bpf: Preserve pointer state for commuted arithmetic","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Preserve pointer state for commuted arithmetic\n\nWhen scalar += pointer is handled in adjust_ptr_min_max_vals(), the\ndestination register inherits the pointer state from the source pointer.\nCopying only selected fields is fragile because pointer provenance is\ntracked by several bpf_reg_state fields.\n\nUse the caller's temporary offset register to preserve the scalar operand\nwhile replacing the destination with the full pointer state. This preserves\nthe frame number for PTR_TO_STACK registers and keeps parent identity\nfields consistent.","state":0,"publishedAt":"2026-08-22T15:33:13.342+00:00","modifiedAt":"2026-10-16T19:16:11.811+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 \"kernel/bpf/verifier.c\"\n ],\n \"versions\": [\n {\n \"version\": \"f4d7e40a5b7157e1329c3c5b10f60d8289fc2941\",\n \"lessThan\": \"86b203aadc2930e0a4f9c6277b5b80ff3664c472\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"f4d7e40a5b7157e1329c3c5b10f60d8289fc2941\",\n \"lessThan\": \"8109c25e0c41f5f19a1c2380bb49c991a877494e\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"f4d7e40a5b7157e1329c3c5b10f60d8289fc2941\",\n \"lessThan\": \"d1959028190a7649b926f5867a58de5fe221b23c\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"f4d7e40a5b7157e1329c3c5b10f60d8289fc2941\",\n \"lessThan\": \"8cb23101a3fcc7432b451ea3d0f14a90711f4acf\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"f4d7e40a5b7157e1329c3c5b10f60d8289fc2941\",\n \"lessThan\": \"29c239f8dbec5ab33a61796724d189bddee6cd4b\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"f4d7e40a5b7157e1329c3c5b10f60d8289fc2941\",\n \"lessThan\": \"db6382ed3361bdd8129572a3423956cba1dae829\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"f4d7e40a5b7157e1329c3c5b10f60d8289fc2941\",\n \"lessThan\": \"eaffa1495e4fe6330aeff9f323ea3d48b01f118a\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"f4d7e40a5b7157e1329c3c5b10f60d8289fc2941\",\n \"lessThan\": \"a4c6f804b44c5c790269b25e0e61cf4e9f117c86\",\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 \"kernel/bpf/verifier.c\"\n ],\n \"versions\": [\n {\n \"version\": \"4.16\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"4.16\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.265\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.216\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.183\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.6.152\",\n \"lessThanOrEqual\": \"6.6.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.12.104\",\n \"lessThanOrEqual\": \"6.12.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.18.45\",\n \"lessThanOrEqual\": \"6.18.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"7.1.9\",\n \"lessThanOrEqual\": \"7.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"7.2\",\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/86b203aadc2930e0a4f9c6277b5b80ff3664c472","https://git.kernel.org/stable/c/8109c25e0c41f5f19a1c2380bb49c991a877494e","https://git.kernel.org/stable/c/d1959028190a7649b926f5867a58de5fe221b23c","https://git.kernel.org/stable/c/8cb23101a3fcc7432b451ea3d0f14a90711f4acf","https://git.kernel.org/stable/c/29c239f8dbec5ab33a61796724d189bddee6cd4b","https://git.kernel.org/stable/c/db6382ed3361bdd8129572a3423956cba1dae829","https://git.kernel.org/stable/c/eaffa1495e4fe6330aeff9f323ea3d48b01f118a","https://git.kernel.org/stable/c/a4c6f804b44c5c790269b25e0e61cf4e9f117c86"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-74720","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-74720","identifiers":["CVE-2026-74720"]},"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-0bc6adcd3c0c448aa2e9bc2063d5a999","complete":false,"records":13654,"lastAttemptAt":"2026-11-09T08:14:22.8145543+00:00","lastSuccessAt":"2026-11-09T08:14:22.81+00:00","error":"14 identifier lookups failed; latest failures include HTTP 403. Other identifiers were checked independently.","lastVerifiedAt":"2026-11-09T08:14:22.81+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13684,"expectedIdentifiers":13706,"failedIdentifiers":14},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-11-09T08:02:26.2193293+00:00","complete":true,"records":1096,"lastAttemptAt":"2026-11-09T08:02:26.2193293+00:00","lastSuccessAt":"2026-11-09T08:02:26.3910394+00:00","error":null,"lastVerifiedAt":"2026-11-09T08:02:26.3910397+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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