{"schema":"threatline.record/2","record":{"id":"CVE-2026-111159","aliases":[],"summary":"libewf through 20260924 Heap Out-of-Bounds Read via L01 Extended Attribute Parsing","details":"libewf through 20260924 contains a heap out-of-bounds read vulnerability in libewf_lef_extended_attribute_read_data() because UTF-16 name and value sizes are validated before being doubled. Attackers can supply a crafted .L01/.Lx01 file with oversized 'ea' metadata counts to crash the application or leak uninitialized heap memory through extended attributes.","categories":["Unclassified"],"product":"libewf","vendor":"libyal","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-111159","source_modified_at":"2026-10-15T18:57:47.615Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"libewf","vendor":"libyal","versions":[{"version":"0","lessThanOrEqual":"20260924","status":"affected","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":6.9,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00129,"percentile":0.02263,"score_date":"2026-10-23"},"published_at":"2026-10-15T18:57:47.615Z","modified_at":"2026-10-15T18:57:47.615Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-111159","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-15T18:57:47.615Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-111159","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://hackmd.io/@haind-pwn/libewf-lef-extended-attribute-utf16-size-oob-read","tags":["technical-description","exploit"]},{"source":"CVE List","url":"https://github.com/libyal/libewf/blob/d76fd0bb21601e2969bc88ffdaeb861023f6a5b2/libewf/libewf_lef_extended_attribute.c#L362-L408","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/libyal/libewf/blob/d76fd0bb21601e2969bc88ffdaeb861023f6a5b2/libewf/libewf_lef_extended_attribute.c#L456-L560","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/libyal/libewf","tags":["product"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/libewf-through-20260924-heap-out-of-bounds-read-via-l01-extended-attribute-parsing","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-15T18:57:47.615Z","content_hash":"7e2511ba51c666665671cc6186e4f0e77824759dfe248b55d7c4730c98caa448"}}