OSV-2021-503

    Dashboard / Vulnerabilities / OSV-2021-503

    OSV-2021-503

    Published: 7 Mar 2021Last Modified: 13 Apr 2022

    Summary: Use-after-poison in std::__1::unique_ptr<SkSL::Expression, std::__1::default_delete<SkSL::Expression

    Details: OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31765 ``` Crash type: Use-after-poison READ 8 Crash state: std::__1::unique_ptr<SkSL::Expression, std::__1::default_delete<SkSL::Expression SkSL::DefinitionMap::getKnownDefinition SkSL::VariableReference::constantPropagate ```

    References: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31765

    Affected packages

    Package

    Name: skia

    Purl: pkg:generic/skia

    Affected ranges

    Type: GIT

    Events:

    Introduced- 7c6e77087fdfce91af6e43229cc7648fdfdca614
    Fixed -8f440b4e1e22ab95386b48dc0e1250704864aa74

    Affected versions

    canvaskit/0.24.0

    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-2021-503 | CVE-DB