A tigervnc security update has been released for Fedora 36.

SECURITY: Fedora 36 Update: tigervnc-1.13.1-3.fc36

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Fedora Update Notification
FEDORA-2023-6f3f9ee721
2023-04-15 02:09:55.726161
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Name : tigervnc
Product : Fedora 36
Version : 1.13.1
Release : 3.fc36
URL :   http://www.tigervnc.com
Summary : A TigerVNC remote display system
Description :
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.

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Update Information:

Fixes CVE-2023-1393: X.Org Server Overlay Window Use-After-Free Local Privilege
Escalation Vulnerability
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ChangeLog:

* Thu Mar 30 2023 Jan Grulich - 1.13.1-3
- Drop BR: xorg-x11-font-utils
CVE-2023-1393
* Thu Mar 30 2023 Jan Grulich - 1.13.1-2
- Rebuild (xorg-x11-server)
CVE-2023-1393
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References:

[ 1 ] Bug #2180288 - CVE-2023-1393 xorg-x11-server: X.Org Server Overlay Window Use-After-Free Local Privilege Escalation Vulnerability
  https://bugzilla.redhat.com/show_bug.cgi?id=2180288
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2023-6f3f9ee721' at the command
line. For more information, refer to the dnf documentation available at
  http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
  https://fedoraproject.org/keys
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