OSV-2021-422

    Dashboard / Vulnerabilities / OSV-2021-422

    OSV-2021-422

    Published: 20 Feb 2021Last Modified: 13 Apr 2022

    Summary: Heap-use-after-free in frame_get_lazychunk

    Details: OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31120 ``` Crash type: Heap-use-after-free READ 4 Crash state: frame_get_lazychunk frame_decompress_chunk blosc2_schunk_decompress_chunk ```

    References: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31120

    Affected packages

    Package

    Name: c-blosc2

    Purl: pkg:generic/c-blosc2

    Affected ranges

    Type: GIT

    Events:

    Introduced- 969fb4cbb617801876fb5ddefc73778935ff1a56
    Fixed -e411d87705c65db2aafb0e774092fe57647fb31c

    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-2021-422 | CVE-DB