OSV-2021-508

    Dashboard / Vulnerabilities / OSV-2021-508

    OSV-2021-508

    Published: 9 Mar 2021Last Modified: 18 Sept 2026

    Summary: Segv on unknown address in Sass::CompoundSelector::resolve_parent_refs

    Details: OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31832 ``` Crash type: Segv on unknown address Crash state: Sass::CompoundSelector::resolve_parent_refs Sass::ComplexSelector::resolve_parent_refs Sass::SelectorList::resolve_parent_refs ```

    References: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31832

    Affected packages

    Package

    Name: libsass

    Purl: pkg:generic/libsass

    Affected ranges

    Type: GIT

    Events:

    Introduced- f964dcddd76f4c1f00da06bfd905be790618c33b
    Fixed -None

    Affected versions

    3.6.2
    3.6.3
    3.6.4
    3.6.5
    3.6.6

    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-2021-508 | CVE-DB