OSV-2023-838

    Dashboard / Vulnerabilities / OSV-2023-838

    OSV-2023-838

    Published: 12 Sept 2023Last Modified: 22 Jul 2025

    Summary: Use-of-uninitialized-value in wabt::BinaryReaderIR::OnOpcode

    Details: OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62267 ``` Crash type: Use-of-uninitialized-value Crash state: wabt::BinaryReaderIR::OnOpcode wabt::BinaryReader::ReadInstructions wabt::ReadBinary ```

    References: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62267

    Affected packages

    Package

    Name: wabt

    Purl: pkg:generic/wabt

    Affected ranges

    Type: GIT

    Events:

    Introduced- 65ce49a6d307b101aa058da8269e1ccae43feeb9
    Fixed -fde4ca34a5ad55cbaf2327f5df658149e1a53364

    Affected 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

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    OSV-2023-838 | CVE-DB