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Ubuntu 24.10: USN-7085-1 critical: xorg-server denial of service

ubuntu
Calendar Grey October 30, 2024
Dist Ubuntu Esm H88
Security Notice: Ubuntu USN-7085-1 resolves vulnerabilities in xorg-server and xwayland, resulting in potential system crashes or unauthorized code execution.
X.Org X Server could be made to crash or run programs if it received specially crafted data.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 24.10 - Ubuntu 24.04 LTS - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS Summary: X.Org X Server could be made to crash or run programs if it received specially crafted data. Software Description: - xorg-server: X.Org X11 server - xwayland: X server for running X clients under Wayland Details: Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations in the X Keyboard Extension. An attacker could use this issue to cause the X Server to crash, leading to a denial of service, or possibly execute arbitrary code.

Topics%20covered

Topics Covered

security advisory denial of service software update ubuntu xorg-server memory operations xwayland

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 24.10 xserver-xorg-core 2:21.1.13-2ubuntu1.1 xwayland 2:24.1.2-1ubuntu0.1 Ubuntu 24.04 LTS xserver-xorg-core 2:21.1.12-1ubuntu1.1 xwayland 2:23.2.6-1ubuntu0.1 Ubuntu 22.04 LTS xserver-xorg-core 2:21.1.4-2ubuntu1.7~22.04.12 xwayland 2:22.1.1-1ubuntu0.14 Ubuntu 20.04 LTS xserver-xorg-core 2:1.20.13-1ubuntu1~20.04.18 xwayland 2:1.20.13-1ubuntu1~20.04.18 After a standard system update you need to reboot your computer to make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-7085-1

CVE-2024-9632

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7085-1

Topics%20covered

Topics Covered

security advisory denial of service software update ubuntu xorg-server memory operations xwayland

Package Information

https://launchpad.net/ubuntu/+source/xorg-server/2:21.1.13-2ubuntu1.1 https://launchpad.net/ubuntu/+source/xwayland/2:24.1.2-1ubuntu0.1 https://launchpad.net/ubuntu/+source/xorg-server/2:21.1.12-1ubuntu1.1 https://launchpad.net/ubuntu/+source/xorg-server/2:21.1.4-2ubuntu1.7~22.04.12 https://launchpad.net/ubuntu/+source/xwayland/2:22.1.1-1ubuntu0.14

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