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Fedora 39: FEDORA-2023-4bb75fa8f2 Moderate: TigerVNC Security Fix Attempt

fedora
Calendar Grey November 17, 2023
Dist Fedora Esm H88
The recent update FEDORA-2023-9cb6e1d9ea resolves CVE-2023-5432 and CVE-2023-5465 in TigerVNC, enhancing security measures.
Fixes CVEs reported against Xserver.

Summary

Virtual Network Computing (VNC) is a remote display system which

allows you 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. This package contains a

client which will allow you to connect to other desktops running a VNC

server.

Update Information:

Fixes CVEs reported against Xserver.

Topics%20covered

Topics Covered

security advisory moderate fedora security fix out-of-bounds use-after-free tigerVNC

Change Log

* Thu Nov 2 2023 Jan Grulich - 1.13.1-6 - Fix CVE-2023-5380 and CVE-2023-5367 (rebuild with fixed Xorg) * Wed Oct 18 2023 Kalev Lember - 1.13.1-5 - Drop unrecognized configure options - Add buildrequires to get correct font and xkb directories from pkg-config - Re-enable server in flatpak builds and fix the build

References


[ 1 ] Bug #2247468 - CVE-2023-5367 tigervnc: xorg-x11-server: Out-of-bounds write in XIChangeDeviceProperty/RRChangeOutputProperty [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2247468 [ 2 ] Bug #2247469 - CVE-2023-5380 tigervnc: xorg-x11-server: Use-after-free bug in DestroyWindow [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2247469

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2023-4bb75fa8f2' at the command line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html

Severity
important
Lowest
Low
Medium
High
Critical

Name: tigervnc
Product: Fedora 39
Version: 1.13.1
Release: 6.fc39
URL: https://tigervnc.org/
Summary: A TigerVNC remote display system

Topics%20covered

Topics Covered

security advisory moderate fedora security fix out-of-bounds use-after-free tigerVNC

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