{"id":"OSV-2020-1042","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=14267\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":"2020-07-22T21:49:42.458446Z","modified":"2022-04-13T03:04:37Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"openh264","ranges":[{"type":"GIT","events":[{"introduced":"70eeb783515dbfee3e0c781d6667838caba5113b"},{"fixed":"7058df945d4756169b67a1052f25fdc7f0df92ab"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14267","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2020-1042","title":"Heap-use-after-free in WelsDec::MapColToList0","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14267\n\n```\nCrash type: Heap-use-after-free READ 4\nCrash state:\nWelsDec::MapColToList0\nWelsDec::PredBDirectTemporal\nWelsDec::WelsDecodeMbCavlcBSlice\n```\n","status":"published","published":"2020-07-22T21:49:42.458446Z","modified":"2022-04-13T03:04:37.684161Z","updated_at":"2026-11-02T15:52:48.304316Z"}]}}