{"id":"OSV-2021-245","aliases":[],"status":"published","title":"UNKNOWN WRITE in WelsDecodeBs","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29969\n\n```\nCrash type: UNKNOWN WRITE\nCrash state:\nWelsDecodeBs\nWelsDec::CWelsDecoder::DecodeFrame2WithCtx\nWelsDec::CWelsDecoder::DecodeFrame2\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-01-28T00:02:30.610788Z","modified":"2022-04-13T03:04:37Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"openh264","ranges":[{"type":"GIT","events":[{"introduced":"4c76c67e9b790fd40650c4e8a2a059603e8ce195"},{"fixed":"b52786888ddce9d6bc06b7825ba9bffc65924e0c"},{"fixed":"f15f940425eebf24ce66984db2445733cf500b7b"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29969","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2021-245","title":"UNKNOWN WRITE in WelsDecodeBs","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29969\n\n```\nCrash type: UNKNOWN WRITE\nCrash state:\nWelsDecodeBs\nWelsDec::CWelsDecoder::DecodeFrame2WithCtx\nWelsDec::CWelsDecoder::DecodeFrame2\n```\n","status":"published","published":"2021-01-28T00:02:30.610788Z","modified":"2022-04-13T03:04:37.403912Z","updated_at":"2026-11-02T15:52:49.04248Z"}]}}