{"id":"OSV-2025-251","aliases":[],"status":"published","title":"Heap-buffer-overflow in icu_78::RegexMatcher::MatchChunkAt","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=407590995\n\n```\nCrash type: Heap-buffer-overflow READ 2\nCrash state:\nicu_78::RegexMatcher::MatchChunkAt\nicu_78::RegexMatcher::findUsingChunk\nuregex_match_fuzzer.cpp\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2025-04-02T00:16:00.337471Z","modified":"2026-10-19T15:15:05Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"icu"}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=407590995","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2025-251","title":"Heap-buffer-overflow in icu_78::RegexMatcher::MatchChunkAt","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=407590995\n\n```\nCrash type: Heap-buffer-overflow READ 2\nCrash state:\nicu_78::RegexMatcher::MatchChunkAt\nicu_78::RegexMatcher::findUsingChunk\nuregex_match_fuzzer.cpp\n```\n","status":"published","published":"2025-04-02T00:16:00.337471Z","modified":"2026-10-19T15:15:05.017855Z","updated_at":"2026-11-02T15:52:49.981578Z"}]}}