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    CVE-2021-45940

    libbpf 0.6.0 and 0.6.1 has a heap-based buffer overflow (4 bytes) in __bpf_object__open (called from bpf_object__open_mem and bpf-object-fuzzer.c).

    Published:Dec 31, 2021
    Last Modified:Nov 21, 2024
    EPS:Dec 31, 2021
    EPSS Score:0.00117
    CVSS Score:6.5

    Affected Products

    Vendor
    Libbpf Project
    Product
    Libbpf

    Exploits

    https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=40868https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libbpf/OSV-2021-1562.yamlhttps://bugs.chromium.org/p/oss-fuzz/issues/detail?id=40868https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libbpf/OSV-2021-1562.yaml

    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