{"id":"CVE-2025-71436","aliases":[],"url":"https://o3.security/vulnerability/CVE-2025-71436","summary":"Raptor RDF Syntax Library from 2.0.15 through 2.0.16 contains a heap-based buffer overflow vulnerability in raptor_new_term_from_counted_literal() caused by truncating language tag…","details":"Raptor RDF Syntax Library from 2.0.15 through 2.0.16 contains a heap-based buffer overflow vulnerability in raptor_new_term_from_counted_literal() caused by truncating language tag length to an unsigned char. Attackers can supply Turtle, TriG, N-Triples or N-Quads documents with language tags of 256 bytes or longer to corrupt heap memory, crash applications, and possibly execute code.","published":"2026-10-20T16:16:59.067","modified":"2026-10-20T16:16:59.067","cvss":{"score":7.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":{"url":"https://github.com/dajobe/raptor/commit/361a803a72817ae771db2438277229e6541e1575","label":"dajobe/raptor@361a803"},"references":[{"type":"WEB","url":"https://github.com/dajobe/raptor/blob/raptor2_2_0_16/src/raptor_term.c#L200-L218"},{"type":"WEB","url":"https://github.com/dajobe/raptor/blob/raptor2_2_0_16/src/raptor_term.c#L270-L287"},{"type":"WEB","url":"https://github.com/dajobe/raptor/commit/361a803a72817ae771db2438277229e6541e1575"},{"type":"WEB","url":"https://github.com/dajobe/raptor/issues/83"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/raptor-rdf-syntax-library-2.0.15-through-2.0.16-heap-buffer-overflow-via-language-tag"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-10-20T16:16:59.067"}}