{"id":"OSV-2023-838","aliases":[],"status":"published","title":"Use-of-uninitialized-value in wabt::BinaryReaderIR::OnOpcode","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62267\n\n```\nCrash type: Use-of-uninitialized-value\nCrash state:\nwabt::BinaryReaderIR::OnOpcode\nwabt::BinaryReader::ReadInstructions\nwabt::ReadBinary\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2023-09-12T14:01:08.316035Z","modified":"2025-07-22T14:22:12Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"wabt","ranges":[{"type":"GIT","events":[{"introduced":"65ce49a6d307b101aa058da8269e1ccae43feeb9"},{"fixed":"fde4ca34a5ad55cbaf2327f5df658149e1a53364"}]}],"versions":["1.0.30","1.0.31","1.0.32","1.0.33","1.0.34","1.0.35","1.0.36","1.0.37"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62267","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2023-838","title":"Use-of-uninitialized-value in wabt::BinaryReaderIR::OnOpcode","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62267\n\n```\nCrash type: Use-of-uninitialized-value\nCrash state:\nwabt::BinaryReaderIR::OnOpcode\nwabt::BinaryReader::ReadInstructions\nwabt::ReadBinary\n```\n","status":"published","published":"2023-09-12T14:01:08.316035Z","modified":"2025-07-22T14:22:12.701561Z","updated_at":"2026-11-02T15:52:49.747775Z"}]}}