PT-2024-1266 · Unknown+12 · X.Org Server+12
Robb Gatica
·
Published
2024-01-16
·
Updated
2025-08-04
·
CVE-2024-21886
CVSS v3.1
7.8
High
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
X.Org Server versions prior to 21.1.11
Xwayland versions prior to 23.2.4
xorg-server versions prior to 1.20.8-alt12
xorg-server versions prior to 1.20.14-alt11
xorg-xwayland versions prior to 23.1.1-alt4
Description
A heap buffer overflow flaw was discovered in the
DisableDevice function within the X.Org server and Xwayland. Successful exploitation of this vulnerability could lead to a denial of service or, in certain scenarios involving SSH X11 forwarding, remote code execution.Recommendations
Upgrade to X.Org Server version 21.1.11 or later.
Upgrade to Xwayland version 23.2.4 or later.
Upgrade to xorg-server version 1.20.8-alt12 or later.
Upgrade to xorg-server version 1.20.14-alt11 or later.
Upgrade to xorg-xwayland version 23.1.1-alt4 or later.
Fix
RCE
Heap Based Buffer Overflow
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Almalinux
Astra Linux
Centos
Debian
Linuxmint
Red Hat
Red Os
Rocky Linux
Suse
Ubuntu
X.Org Server
Xwayland