OSV-2021-204

    Dashboard / Vulnerabilities / OSV-2021-204

    OSV-2021-204

    Published: 16 Jan 2021Last Modified: 13 Apr 2022

    Summary: Heap-buffer-overflow in WelsDec::NeedErrorCon

    Details: OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29604 ``` Crash type: Heap-buffer-overflow READ 1 Crash state: WelsDec::NeedErrorCon WelsDec::CheckAndFinishLastPic WelsDecodeBs ```

    References: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29604

    Affected packages

    Package

    Name: openh264

    Purl: pkg:generic/openh264

    Affected ranges

    Type: GIT

    Events:

    Introduced- 66ef706acd55b0b8daec32ca299d2586a1f473c9
    Fixed -b52786888ddce9d6bc06b7825ba9bffc65924e0c

    Affected versions

    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-2021-204 | CVE-DB