RLSA-2023:0662

    Dashboard / Vulnerabilities / RLSA-2023:0662

    RLSA-2023:0662

    Published: 16 Feb 2023Last Modified: 4 Feb 2026
    Upstream:
    CVE-2023-0494

    Summary: Important: tigervnc security update

    Details: Virtual Network Computing (VNC) is a remote display system which allows users to view a computing desktop environment not only on the machine where it is running, but from anywhere on the Internet and from a wide variety of machine architectures. TigerVNC is a suite of VNC servers and clients. Security Fix(es): * xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation (CVE-2023-0494) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

    References: https://errata.rockylinux.org/RLSA-2023:0662, https://bugzilla.redhat.com/show_bug.cgi?id=2165995

    Affected packages

    Package

    Name: tigervnc

    Purl: pkg:rpm/rocky-linux/tigervnc?distro=rocky-linux-8&epoch=0

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0:1.12.0-9.el8_7.1

    Affected versions

    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