PT-2023-6642 · Unknown+9 · Xorg-X11-Server+9
Jan-Niklas Sohn
·
Published
2023-10-25
·
Updated
2025-01-27
·
CVE-2023-5380
CVSS v3.1
4.7
Medium
| Vector | AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H |
Name of the Vulnerable Software and Affected Versions
xorg-x11-server (affected versions not specified)
Description
A use-after-free flaw was found in the xorg-x11-server, which can cause an X server crash in a very specific and legacy configuration, known as Zaphod mode, where a multi-screen setup with multiple protocol screens is used. This issue occurs when the pointer is warped from within a window on one screen to the root window of the other screen, and the original window is destroyed followed by another window being destroyed. The exploitation of this flaw may allow an attacker to cause a denial of service.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Use After Free
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Almalinux
Astra Linux
Centos
Linuxmint
Red Hat
Red Os
Suse
Ubuntu
Xorg-X11-Server