QID 242812

Date Published: 2024-02-01

QID 242812: Red Hat Update for tigervnc (RHSA-2024:0626)

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: heap buffer overflow in devicefocusevent and procxiquerypointer (cve-2023-6816).
    Xorg-x11-server: reattaching to different master device may lead to out-of-bounds memory access (cve-2024-0229).
    Xorg-x11-server: heap buffer overflow in xisenddevicehierarchyevent (cve-2024-21885).
    Xorg-x11-server: heap buffer overflow in disabledevice (cve-2024-21886).
Affected Products:
    Red Hat enterprise linux for x86_64 - extended update support 9.2 x86_64.
    Red hat enterprise linux server - aus 9.2 x86_64.
    Red hat enterprise linux for ibm z systems - extended update support 9.2 s390x.
    Red hat enterprise linux for power, little endian - extended update support 9.2 ppc64le.
    Red hat enterprise linux for arm 64 - extended update support 9.2 aarch64.
    Red hat enterprise linux server for power le - update services for sap solutions 9.2 ppc64le.
    Red hat enterprise linux for x86_64 - update services for sap solutions 9.2 x86_64.
    Red hat enterprise linux server for arm 64 - 4 years of updates 9.2 aarch64.
    Red hat enterprise linux server for ibm z systems - 4 years of updates 9.2 s390x.
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Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a security breach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as Critical - 9.8 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Refer to Red Hat security advisory RHSA-2024:0626 for updates and patch information.
    Vendor References

    CVEs related to QID 242812

    CVE-2024-21886 | CVE-2023-6816 | CVE-2024-0229 | CVE-2024-21885 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2024:0626 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2024:0626
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