{"id":"OSV-2021-700","aliases":[],"status":"published","title":"UNKNOWN READ in ReadLEB_u32","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33749\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nReadLEB_u32\nInitElements\nCompile_ExtendedOpcode\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-04-29T00:00:12.162949Z","modified":"2022-04-13T03:04:30Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"wasm3","ranges":[{"type":"GIT","events":[{"introduced":"8cb2fd424309fa6ff70cf00bfcedc4e66d3355c0"},{"fixed":"6bb612ccbfd5f8993a07a99092fab534722df1c3"}]}]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33749","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2021-700","title":"UNKNOWN READ in ReadLEB_u32","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33749\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nReadLEB_u32\nInitElements\nCompile_ExtendedOpcode\n```\n","status":"published","published":"2021-04-29T00:00:12.162949Z","modified":"2022-04-13T03:04:30.651451Z","updated_at":"2026-11-02T15:52:49.04248Z"}]}}