QID 242833

Date Published: 2024-02-07

QID 242833: Red Hat Update for tigervnc (RHSA-2024:0557)

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 9 x86_64.
    Red hat enterprise linux for ibm z systems 9 s390x.
    Red hat enterprise linux for power, little endian 9 ppc64le.
    Red hat enterprise linux for arm 64 9 aarch64.
.

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-2024:0557 for updates and patch information.
    Vendor References

    CVEs related to QID 242833

    CVE-2024-21886 | CVE-2023-6816 | CVE-2024-0229 | CVE-2024-21885 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2024:0557 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2024:0557
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