Use-after-free in X.org Server - CVE-2023-5574

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Main Vulnerability Database Vulnerabilities #VU82382

Use-after-free in X.org Server - CVE-2023-5574

Published: October 25, 2023 / Updated: December 19, 2023


Vulnerability identifier: #VU82382
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-5574
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error in DamageDestroy. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.


Affected software

X.org Server
Amazon Linux AMI
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Enterprise Storage
OpenBSD
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP3 LTSS
Development Tools Module
Basesystem Module
openSUSE Leap
openEuler
tigervnc (Red Hat package)
xorg-x11-server
xorg-x11-server-debugsource
xorg-x11-server-sdk
xorg-x11-server-debuginfo
xorg-x11-server-extra
xorg-x11-server-extra-debuginfo
xorg-x11-server-wayland
xorg-x11-server-wayland-debuginfo
xorg-x11-server-source
xorg-x11-server-Xephyr
xorg-x11-server-devel
xorg-x11-server-help
xorg-x11-server-common
xorg-x11-server-Xvfb
xorg-x11-server-Xnest
xorg-x11-server-Xdmx
xwayland-debugsource
xwayland-devel
xwayland
xwayland-debuginfo
xorg-x11-server-Xvfb-debuginfo

How to mitigate CVE-2023-5574

Install updates from vendor's website.

X.org Server - update to 21.1.9
tigervnc (Red Hat package) - update to 1.13.1-8.el9
xorg-x11-server - addressed in versions 1.17.4-18.53, 1.20.14-26
xorg-x11-server-debugsource - addressed in versions 1.19.6-10.56.1, 1.20.3-150200.22.5.79.1, 1.20.3-150400.38.29.1, 21.1.4-150500.7.7.1
xorg-x11-server-sdk - addressed in versions 1.19.6-10.56.1, 1.20.3-150200.22.5.79.1, 1.20.3-150400.38.29.1, 21.1.4-150500.7.7.1
xorg-x11-server-debuginfo - addressed in versions 1.19.6-10.56.1, 1.20.3-150200.22.5.79.1, 1.20.3-150400.38.29.1, 21.1.4-150500.7.7.1
xorg-x11-server-extra - addressed in versions 1.19.6-10.56.1, 1.20.3-150200.22.5.79.1, 1.20.3-150400.38.29.1, 21.1.4-150500.7.7.1
xorg-x11-server-extra-debuginfo - addressed in versions 1.19.6-10.56.1, 1.20.3-150200.22.5.79.1, 1.20.3-150400.38.29.1, 21.1.4-150500.7.7.1
xorg-x11-server - addressed in versions 1.19.6-10.56.1, 1.20.3-150200.22.5.79.1, 1.20.3-150400.38.29.1, 21.1.4-150500.7.7.1
xorg-x11-server-wayland - update to 1.20.3-150200.22.5.79.1
xorg-x11-server-wayland-debuginfo - update to 1.20.3-150200.22.5.79.1
xorg-x11-server-source - addressed in versions 1.20.3-150400.38.29.1, 21.1.4-150500.7.7.1
xorg-x11-server - addressed in versions 1.20.8-30, 1.20.11-32, 1.20.11-33
xorg-x11-server-Xephyr - addressed in versions 1.20.8-30, 1.20.11-32, 1.20.11-33
xorg-x11-server-debuginfo - addressed in versions 1.20.8-30, 1.20.11-32, 1.20.11-33
xorg-x11-server-debugsource - addressed in versions 1.20.8-30, 1.20.11-32, 1.20.11-33
xorg-x11-server-devel - addressed in versions 1.20.8-30, 1.20.11-32, 1.20.11-33
xorg-x11-server-help - addressed in versions 1.20.8-30, 1.20.11-32, 1.20.11-33
xorg-x11-server-common - addressed in versions 1.20.11-32, 1.20.11-33
xorg-x11-server-Xvfb - addressed in versions 1.20.11-32, 1.20.11-33
xorg-x11-server-Xnest - addressed in versions 1.20.11-32, 1.20.11-33
xorg-x11-server-Xdmx - addressed in versions 1.20.11-32, 1.20.11-33
xorg-x11-server-source - addressed in versions 1.20.11-32, 1.20.11-33
xwayland-debugsource - addressed in versions 21.1.4-150400.3.20.1, 22.1.5-150500.7.5.1
xwayland-devel - addressed in versions 21.1.4-150400.3.20.1, 22.1.5-150500.7.5.1
xwayland - addressed in versions 21.1.4-150400.3.20.1, 22.1.5-150500.7.5.1
xwayland-debuginfo - addressed in versions 21.1.4-150400.3.20.1, 22.1.5-150500.7.5.1
xorg-x11-server-Xvfb - update to 21.1.4-150500.7.7.1
xorg-x11-server-Xvfb-debuginfo - update to 21.1.4-150500.7.7.1

External References

Related Security Bulletins