{"id":"OSV-2026-455","aliases":[],"status":"published","title":"UNKNOWN READ in mkv::matroska_segment_c::TrackInit","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=495498906\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nmkv::matroska_segment_c::TrackInit\nmkv::matroska_segment_c::TrackInit\nmkv::matroska_segment_c::ParseTrackEntry\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2026-03-25T00:20:51.448743Z","modified":"2026-03-25T00:20:51Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"vlc","ranges":[{"type":"GIT","events":[{"introduced":"f8e9d090fc20452cfddb91df28bf235eb59baff1"},{"fixed":"643b5a278f40a899d0c981499da70a0721e1dff5"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=495498906","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2026-455","title":"UNKNOWN READ in mkv::matroska_segment_c::TrackInit","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=495498906\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nmkv::matroska_segment_c::TrackInit\nmkv::matroska_segment_c::TrackInit\nmkv::matroska_segment_c::ParseTrackEntry\n```\n","status":"published","published":"2026-03-25T00:20:51.448743Z","modified":"2026-03-25T00:20:51.449185Z","updated_at":"2026-11-02T15:52:50.263679Z"}]}}