USN-6166-1

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    USN-6166-1

    Published: 14 Jun 2023Last Modified: 27 Apr 2026

    Summary: libcap2 vulnerabilities

    Details: David Gstir discovered that libcap2 incorrectly handled certain return codes. An attacker could possibly use this issue to cause libcap2 to consume memory, leading to a denial of service. (CVE-2023-2602) Richard Weinberger discovered that libcap2 incorrectly handled certain long input strings. An attacker could use this issue to cause libcap2 to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2023-2603)

    References: https://ubuntu.com/security/notices/USN-6166-1, https://ubuntu.com/security/CVE-2023-2602, https://ubuntu.com/security/CVE-2023-2603

    Affected packages

    Package

    Name: libcap2

    Purl: pkg:deb/ubuntu/libcap2@1:2.32-1ubuntu0.1?arch=source&distro=focal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1:2.32-1ubuntu0.1

    Affected versions

    1:2.25-2

    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
    USN-6166-1 | CVE-DB