{"id":"OSV-2021-678","aliases":[],"status":"published","title":"UNKNOWN WRITE in CompileBlock","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33555\n\n```\nCrash type: UNKNOWN WRITE\nCrash state:\nCompileBlock\nCompile_LoopOrBlock\nCompileBlockStatements\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-04-23T00:00:13.900793Z","modified":"2022-08-31T00:21:39Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"wasm3","ranges":[{"type":"GIT","events":[{"introduced":"ef7c7f3a7578b9ed362cfbd0d1c6f065678df531"},{"fixed":"321ba58316e77b5f4d977897aaa4bdbe43a5e38b"}]}],"versions":["v0.5.0"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33555","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2021-678","title":"UNKNOWN WRITE in CompileBlock","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33555\n\n```\nCrash type: UNKNOWN WRITE\nCrash state:\nCompileBlock\nCompile_LoopOrBlock\nCompileBlockStatements\n```\n","status":"published","published":"2021-04-23T00:00:13.900793Z","modified":"2022-08-31T00:21:39.43808Z","updated_at":"2026-11-02T15:52:49.04248Z"}]}}