USN-7299-2: X.Org X Server vulnerabilities
10 March 2025
Several security issues were fixed in X.Org X Server.
Releases
Packages
- xorg-server - X.Org X11 server
- xorg-server-hwe-16.04 - X.Org X11 server
- xorg-server-hwe-18.04 - X.Org X11 server
Details
USN-7299-1 fixed several vulnerabilities in X.Org. This update provides
the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.
Original advisory details:
Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled
certain memory operations. An attacker could use these issues to cause the
X Server to crash, leading to a denial of service, or possibly execute
arbitrary code.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 18.04
-
xserver-xorg-core
-
2:1.19.6-1ubuntu4.15+esm10
Available with Ubuntu Pro
-
xserver-xorg-core-hwe-18.04
-
2:1.20.8-2ubuntu2.2~18.04.11+esm2
Available with Ubuntu Pro
-
xwayland
-
2:1.19.6-1ubuntu4.15+esm10
Available with Ubuntu Pro
-
xwayland-hwe-18.04
-
2:1.20.8-2ubuntu2.2~18.04.11+esm2
Available with Ubuntu Pro
Ubuntu 16.04
-
xserver-xorg-core
-
2:1.18.4-0ubuntu0.12+esm15
Available with Ubuntu Pro
-
xserver-xorg-core-hwe-16.04
-
2:1.19.6-1ubuntu4.1~16.04.6+esm7
Available with Ubuntu Pro
-
xwayland
-
2:1.18.4-0ubuntu0.12+esm15
Available with Ubuntu Pro
-
xwayland-hwe-16.04
-
2:1.19.6-1ubuntu4.1~16.04.6+esm7
Available with Ubuntu Pro
After a standard system update you need to reboot your computer to make all
the necessary changes.