{"id":"OSV-2020-414","aliases":[],"status":"published","title":"Heap-use-after-free in WelsDec::MapColToList0","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14035\n\n```\nCrash type: Heap-use-after-free READ 4\nCrash state:\nWelsDec::MapColToList0\nWelsDec::PredBDirectTemporal\nWelsDec::WelsDecodeMbCavlcBSlice\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2020-07-01T00:00:08.178314Z","modified":"2022-04-13T03:04:37Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"openh264","ranges":[{"type":"GIT","events":[{"introduced":"8159a25f20df4baec6b420201da846a26f7e6bca"},{"fixed":"3999b227fc2255371b786ccec62cba3f47af37f5"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14035","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-414","title":"Heap-use-after-free in WelsDec::MapColToList0","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14035\n\n```\nCrash type: Heap-use-after-free READ 4\nCrash state:\nWelsDec::MapColToList0\nWelsDec::PredBDirectTemporal\nWelsDec::WelsDecodeMbCavlcBSlice\n```\n","status":"published","published":"2020-07-01T00:00:08.178314Z","modified":"2022-04-13T03:04:37.393513Z","updated_at":"2026-11-02T15:52:48.531106Z"}]}}