UBUNTU-CVE-2019-12779

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    UBUNTU-CVE-2019-12779

    Published: 7 Jun 2019Last Modified: 22 Apr 2026
    Upstream:
    CVE-2019-12779

    Summary:

    Details: libqb before 1.0.5 allows local users to overwrite arbitrary files via a symlink attack, because it uses predictable filenames (under /dev/shm and /tmp) without O_EXCL.

    References: https://ubuntu.com/security/CVE-2019-12779, https://github.com/ClusterLabs/libqb/releases/tag/v1.0.4, https://github.com/ClusterLabs/libqb/releases/tag/v1.0.5, https://www.cve.org/CVERecord?id=CVE-2019-12779

    Affected packages

    Package

    Name: libqb

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    0.16.0.real-1ubuntu2
    0.16.0.real-1ubuntu3
    0.16.0.real-1ubuntu4
    0.16.0.real-1ubuntu5

    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