OSV-2021-396

    Dashboard / Vulnerabilities / OSV-2021-396

    OSV-2021-396

    Published: 14 Feb 2021Last Modified: 13 Apr 2022

    Summary: Heap-buffer-overflow in OT::OffsetTo<OT::Anchor, OT::IntType<unsigned short, 2u>, true>* hb_serialize_co

    Details: OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30908 ``` Crash type: Heap-buffer-overflow READ 2 Crash state: OT::OffsetTo<OT::Anchor, OT::IntType<unsigned short, 2u>, true>* hb_serialize_co OT::OffsetTo<OT::Anchor, OT::IntType<unsigned short, 2u>, true>* hb_serialize_co bool OT::AnchorMatrix::serialize<hb_filter_iter_t<hb_range_iter_t<unsigned int, ```

    References: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30908

    Affected packages

    Package

    Name: harfbuzz

    Purl: pkg:generic/harfbuzz

    Affected ranges

    Type: GIT

    Events:

    Introduced- c7d232ce4e8eccdeaf8fc4bb4b73818b581d3fb9
    Fixed -5ca353a2d026f655af61ae159adcaeace1fdb09c

    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-2021-396 | CVE-DB