Synopsis:          Important: tigervnc and xorg-x11-server security update
Advisory ID:       SLSA-2023:1594-1
Issue Date:        2023-04-04
CVE Numbers:       CVE-2023-1393
--

X.Org is an open-source implementation of the X Window System. It provides
the basic low-level functionality that full-fledged graphical user
interfaces are designed upon.

Security Fix(es):

* xorg-x11-server: X.Org Server Overlay Window Use-After-Free Local
Privilege Escalation Vulnerability (CVE-2023-1393)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
--

SL7
  x86_64
    tigervnc-1.8.0-25.el7_9.x86_64.rpm
    tigervnc-debuginfo-1.8.0-25.el7_9.x86_64.rpm
    tigervnc-server-1.8.0-25.el7_9.x86_64.rpm
    tigervnc-server-minimal-1.8.0-25.el7_9.x86_64.rpm
    xorg-x11-server-Xephyr-1.20.4-23.el7_9.x86_64.rpm
    xorg-x11-server-Xorg-1.20.4-23.el7_9.x86_64.rpm
    xorg-x11-server-common-1.20.4-23.el7_9.x86_64.rpm
    xorg-x11-server-debuginfo-1.20.4-23.el7_9.x86_64.rpm
    tigervnc-server-module-1.8.0-25.el7_9.x86_64.rpm
    xorg-x11-server-Xdmx-1.20.4-23.el7_9.x86_64.rpm
    xorg-x11-server-Xnest-1.20.4-23.el7_9.x86_64.rpm
    xorg-x11-server-Xvfb-1.20.4-23.el7_9.x86_64.rpm
    xorg-x11-server-Xwayland-1.20.4-23.el7_9.x86_64.rpm
    xorg-x11-server-debuginfo-1.20.4-23.el7_9.i686.rpm
    xorg-x11-server-devel-1.20.4-23.el7_9.i686.rpm
    xorg-x11-server-devel-1.20.4-23.el7_9.x86_64.rpm
  noarch
    tigervnc-icons-1.8.0-25.el7_9.noarch.rpm
    tigervnc-license-1.8.0-25.el7_9.noarch.rpm
    tigervnc-server-applet-1.8.0-25.el7_9.noarch.rpm
    xorg-x11-server-source-1.20.4-23.el7_9.noarch.rpm

- Scientific Linux Development Team