UBUNTU-CVE-2023-6377

    Dashboard / Vulnerabilities / UBUNTU-CVE-2023-6377

    UBUNTU-CVE-2023-6377

    Published: 13 Dec 2023Last Modified: 22 Apr 2026
    Upstream:
    CVE-2023-6377

    Summary:

    Details: A flaw was found in xorg-server. Querying or changing XKB button actions such as moving from a touchpad to a mouse can result in out-of-bounds memory reads and writes. This may allow local privilege escalation or possible remote code execution in cases where X11 forwarding is involved.

    References: https://ubuntu.com/security/CVE-2023-6377, https://ubuntu.com/security/notices/USN-6555-1, https://ubuntu.com/security/notices/USN-6555-2, https://www.cve.org/CVERecord?id=CVE-2023-6377

    Affected packages

    Package

    Name: xorg-server

    Purl: pkg:deb/ubuntu/xorg-server@2:1.15.1-0ubuntu2.11+esm12?arch=source&distro=esm-infra-legacy/trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    2:1.14.3-3ubuntu2
    2:1.14.3-3ubuntu3
    2:1.14.3-3ubuntu4
    2:1.14.3-5ubuntu1
    2:1.14.4-1ubuntu1
    2:1.14.4-1ubuntu2
    2:1.14.4.901-0ubuntu2
    2:1.14.5-1ubuntu2
    2:1.14.5-1ubuntu4

    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-2023-6377 | CVE-DB