{"schema":"threatline.record/2","record":{"id":"CVE-2026-13465","aliases":[],"summary":"EL3 Stack Buffer Overflow in FCS HKDF Request","details":"Stack-based buffer overflow vulnerability in Altera Trusted Firmware on HPS allows Exploitation of Improperly Configured or Implemented Memory Protections.\n\nThis issue affects Trusted Firmware: through socfpga_v2.14.0.","categories":["Unclassified"],"product":"Trusted Firmware","vendor":"Altera","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-13465","source_modified_at":"2026-09-24T14:59:29.656Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"Trusted Firmware","vendor":"Altera","versions":[{"status":"affected","version":"0","lessThanOrEqual":"socfpga_v2.14.0","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":8.3,"severity":"High","kev":{"listed":false},"epss":{"probability":0.0011,"percentile":0.0123,"score_date":"2026-10-23"},"published_at":"2026-09-24T14:51:01.099Z","modified_at":"2026-09-24T14:59:29.656Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-13465","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-09-24T14:59:29.656Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-13465","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://www.altera.com/product-security/advisory/asa-0006"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-09-24T14:59:23.391487Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-09-24T14:59:29.656Z","content_hash":"c5320f08246b5b8d3ea7a89675bcde806e6519aca1d7689ec2c801f5cf2e02a4"}}