{"id":"CVE-2026-58303","details":"Stack-based buffer overflow vulnerability in Samsung Open Source Escargot allows Overflow Buffers.\n\nThis issue affects Escargot: before b30b63fc63b403907d8137da1c65aaa4521fe74e.","modified":"2026-10-08T07:13:05.083401732Z","published":"2026-07-09T09:47:00.455Z","database_specific":{"cna_assigner":"samsung.tv_appliance","cwe_ids":["CWE-121"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/58xxx/CVE-2026-58303.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/58xxx/CVE-2026-58303.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-58303"},{"type":"REPORT","url":"https://github.com/Samsung/escargot/issues/1571"},{"type":"FIX","url":"https://github.com/Samsung/escargot/pull/1585"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/samsung/escargot","events":[{"introduced":"0"},{"fixed":"b30b63fc63b403907d8137da1c65aaa4521fe74e"}]}],"versions":["v4.3.0","v4.2.0","v4.1.1","v4.1.0","v4.0.1","v4.0.0","v3.0.0","v2.0.0","v1.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-58303.json","vanir_signatures":[{"id":"CVE-2026-58303-053990d7","signature_type":"Line","signature_version":"v1","source":"https://github.com/samsung/escargot/commit/b30b63fc63b403907d8137da1c65aaa4521fe74e","target":{"file":"src/interpreter/ByteCodeGenerator.h"},"deprecated":false,"digest":{"line_hashes":["71692584982415842209408664193865488697","145441021571227431910924347328468524149","296455713611801930062684392467254993836","170418444353098702260907189385855260001","218125777288896090028441867949296283860","128113315413572463633524057953565330621","276738483915400532822540405975709986539","272080077681673016189188400690581997957","22784573242127632318748230785054760824","234051584831041149599944630569382686298","218905770212307221682453924668224155630","323483337907379639528471229895363162615","316531305853940839199056874847563306097","218457549539658153337532506832872605386","148796137399171800767280162695940922846","36212904670111075720253977422207343456","126463543241123690240470982309333124758","207040062603166036160421353385261253588","299814818228831825238769381284570684736","28661509219063723755507190080077735084","62917801673490360319753090968430645283"],"threshold":0.9}},{"signature_version":"v1","source":"https://github.com/samsung/escargot/commit/b30b63fc63b403907d8137da1c65aaa4521fe74e","target":{"function":"InterpreterSlowPath::initializeByName","file":"src/interpreter/ByteCodeInterpreter.cpp"},"deprecated":false,"digest":{"function_hash":"214830026440469958871034246378522219424","length":865},"id":"CVE-2026-58303-26a3519f","signature_type":"Function"},{"signature_version":"v1","source":"https://github.com/samsung/escargot/commit/b30b63fc63b403907d8137da1c65aaa4521fe74e","target":{"file":"src/interpreter/ByteCodeInterpreter.cpp"},"deprecated":false,"digest":{"line_hashes":["170709623883396421256408328374371413380","285818068086583430150330867127954760550","81240636648021155635903330099914278233","68808199454438896528754706170390506550","140579612270397468966367308211450549063","190341983045968201737892077133599046327","96049558988085827702494629350570330535"],"threshold":0.9},"id":"CVE-2026-58303-8c270eca","signature_type":"Line"}],"vanir_signatures_modified":"2026-10-08T07:13:05Z"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H"}]}