UBUNTU-CVE-2023-43785

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    UBUNTU-CVE-2023-43785

    Published: 3 Oct 2023Last Modified: 22 Apr 2026
    Upstream:
    CVE-2023-43785

    Summary:

    Details: A vulnerability was found in libX11 due to a boundary condition within the _XkbReadKeySyms() function. This flaw allows a local user to trigger an out-of-bounds read error and read the contents of memory on the system.

    References: https://ubuntu.com/security/CVE-2023-43785, https://ubuntu.com/security/notices/USN-6407-1, https://ubuntu.com/security/notices/USN-6407-2, https://www.cve.org/CVERecord?id=CVE-2023-43785

    Affected packages

    Package

    Name: libx11

    Purl: pkg:deb/ubuntu/libx11@2:1.6.2-1ubuntu2.1+esm5?arch=source&distro=trusty/esm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2:1.6.2-1ubuntu2.1+esm5

    Affected versions

    2:1.6.1-1ubuntu1
    2:1.6.1-1ubuntu2
    2:1.6.2-1ubuntu1
    2:1.6.2-1ubuntu2
    2:1.6.2-1ubuntu2.1
    2:1.6.2-1ubuntu2.1+esm1
    2:1.6.2-1ubuntu2.1+esm2
    2:1.6.2-1ubuntu2.1+esm3
    2:1.6.2-1ubuntu2.1+esm4

    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-2023-43785 | CVE-DB