UBUNTU-CVE-2023-2602

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    UBUNTU-CVE-2023-2602

    Published: 15 May 2023Last Modified: 23 Jun 2026
    Upstream:
    CVE-2023-2602
    Aliases:
    USN-6166-1

    Summary:

    Details: A vulnerability was found in the pthread_create() function in libcap. This issue may allow a malicious actor to use cause __real_pthread_create() to return an error, which can exhaust the process memory.

    References: https://ubuntu.com/security/CVE-2023-2602, https://www.openwall.com/lists/oss-security/2023/05/15/4, https://www.x41-dsec.de/static/reports/X41-libcap-Code-Review-2023-OSTIF-Final-Report.pdf, https://sites.google.com/site/fullycapable/release-notes-for-libcap#h.iuvg7sbjg8pe, https://ubuntu.com/security/notices/USN-6166-1, https://www.cve.org/CVERecord?id=CVE-2023-2602

    Affected packages

    Package

    Name: libcap2

    Purl: pkg:deb/ubuntu/libcap2?arch=source&distro=esm-infra-legacy%2Ftrusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    1:2.22-1.2ubuntu2

    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
    UBUNTU-CVE-2023-2602 | CVE-DB