{"schema":"threatline.record/2","record":{"id":"CVE-2026-110659","aliases":[],"summary":"ELFIO through 3.12 NULL Pointer Dereference via relocation_section_accessor get_entry","details":"ELFIO through 3.12 contains a NULL pointer dereference vulnerability in relocation_section_accessor get_entry() that allows attackers to crash applications via an unvalidated sh_link index. Attackers can supply a crafted ELF file whose SHT_REL or SHT_RELA section has a dangling sh_link, causing find_hash_section() to dereference null and deny service.","categories":["Unclassified"],"product":"ELFIO","vendor":"serge1","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-110659","source_modified_at":"2026-10-20T01:27:15.189Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"ELFIO","vendor":"serge1","versions":[{"version":"0","status":"affected","versionType":"custom","lessThanOrEqual":"3.12"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":6.8,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00172,"percentile":0.06273,"score_date":"2026-10-23"},"published_at":"2026-10-14T15:01:25.207Z","modified_at":"2026-10-20T01:27:15.189Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-110659","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-20T01:27:15.189Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-110659","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/elfio-relocation-get-entry-null-deref","tags":["technical-description","exploit"]},{"source":"CVE List","url":"https://github.com/serge1/ELFIO/blob/8ae6cec5d60495822ecd57d736f66149da9b1830/elfio/elfio_relocation.hpp#L142","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/serge1/ELFIO","tags":["product"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/elfio-through-3.12-null-pointer-dereference-via-relocation-section-accessor-get-entry","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"poc","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-20T01:27:03.367591Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-20T01:27:15.189Z","content_hash":"784bed767fb28627cce9575919634dddaf71992ca08ae2a2027c286ee9d8c061"}}