OSV-2023-877

    Dashboard / Vulnerabilities / OSV-2023-877

    OSV-2023-877

    Published: 18 Sept 2023Last Modified: 10 Apr 2026

    Summary: Heap-buffer-overflow in btf_ensure_modifiable

    Details: OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62465 ``` Crash type: Heap-buffer-overflow READ 4 Crash state: btf_ensure_modifiable btf__add_var bpf_object__collect_externs ```

    References: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62465

    Affected packages

    Package

    Name: libbpf

    Purl: pkg:generic/libbpf

    Affected ranges

    Type: GIT

    Events:

    Introduced- d374094d8c49b6b7d288f307e11217ec5a502391
    Fixed -dd92bef7f6c7a00bb0312554119b6d9cf38e4f32

    Affected versions

    v0.6.0
    v0.6.1

    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-2023-877 | CVE-DB