{"schema":"threatline.record/2","record":{"id":"CVE-2026-98867","aliases":[],"summary":"dm-pcache: bound the logical key offset from persistent memory","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndm-pcache: bound the logical key offset from persistent memory\n\ncache_key_decode() takes a key's logical off from the cache device and\nlater indexes req_key_tree->subtrees[] by it in get_subtree(). An off\npast the device forms a subtree pointer outside the array, which\nrb_insert() writes through during replay.\n\nReject a key of zero length, or whose off+len (computed in 64 bits)\nexceeds the device size, before it is used.","categories":["Operating systems"],"product":"Linux","vendor":"Linux","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98867","source_modified_at":"2026-10-19T09:27:01.563Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Linux","vendor":"Linux","versions":[{"version":"1d57628ff95b32d5cfa8d8f50e07690c161e9cf0","lessThan":"3d5a87cb909c1f375f08065b20123fa5db5958d8","status":"affected","versionType":"git"},{"version":"1d57628ff95b32d5cfa8d8f50e07690c161e9cf0","lessThan":"10449703200076980704894c3d68d6796182371b","status":"affected","versionType":"git"},{"version":"1d57628ff95b32d5cfa8d8f50e07690c161e9cf0","lessThan":"97fc4b53dbe4a983fdf093243067fa6a64562307","status":"affected","versionType":"git"}],"defaultStatus":"unaffected"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98867","source_modified_at":"2026-10-19T09:27:01.563Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Linux","vendor":"Linux","versions":[{"version":"6.18","status":"affected"},{"version":"0","lessThan":"6.18","status":"unaffected","versionType":"semver"},{"version":"6.18.52","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.10","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}],"defaultStatus":"affected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98867","source_modified_at":"2026-10-19T09:27:01.563Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"3d5a87cb909c1f375f08065b20123fa5db5958d8","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98867","source_modified_at":"2026-10-19T09:27:01.563Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"10449703200076980704894c3d68d6796182371b","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98867","source_modified_at":"2026-10-19T09:27:01.563Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"97fc4b53dbe4a983fdf093243067fa6a64562307","basis":"first unaffected version stated in the CVE record"}],"cvss":null,"severity":null,"kev":{"listed":false},"epss":{"probability":0.00154,"percentile":0.04236,"score_date":"2026-10-23"},"published_at":"2026-10-18T15:51:29.499Z","modified_at":"2026-10-19T09:27:01.563Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-98867","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-19T09:27:01.563Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-98867","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://git.kernel.org/stable/c/3d5a87cb909c1f375f08065b20123fa5db5958d8"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/10449703200076980704894c3d68d6796182371b"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/97fc4b53dbe4a983fdf093243067fa6a64562307"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-19T09:27:01.563Z","content_hash":"2a68570a3543ff0a587fdf21391d9a72d39dea6efdcc93e087cb505ccffe9e67"}}