Heap-based buffer overflow in X.org Server - CVE-2024-31082

Vulnerability identifier: #VU88117

CSH Severity: Low

CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2024-31082

CWE-ID: CWE-122

Exploitation vector: Local access

Exploit availability: No public exploit available

Affected software:
X.org Server
Oracle Solaris
Gentoo Linux
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 LTSS 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Manager Proxy
SUSE Enterprise Storage
Ubuntu
Slackware Linux
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP3 LTSS
SUSE Linux Enterprise Desktop 15 SP4 LTSS
SUSE Linux Enterprise Server 15 SP4 LTSS
Development Tools Module
Basesystem Module
openSUSE Leap
openEuler
Anolis OS
Fedora
xserver-xorg-core (Ubuntu package)
xwayland (Ubuntu package)
tigervnc
tigervnc-server-module
tigervnc-selinux
tigervnc-license
tigervnc-icons
tigervnc-server
tigervnc-server-minimal
tigervnc-doc
xorg-x11-server
xorg-x11-server-extra-debuginfo
xorg-x11-server-debugsource
xorg-x11-server-extra
xorg-x11-server-debuginfo
xorg-x11-server-sdk
xorg-x11-server-wayland
xorg-x11-server-wayland-debuginfo
xorg-x11-server-source
xorg-x11-server-help
xorg-x11-server-Xephyr
xorg-x11-server-devel
xorg-server-xephyr
xorg-server-xnest
xorg-server-xvfb
xorg-server
xorg-x11-server-common
xorg-x11-server-Xvfb
xorg-x11-server-Xorg
xorg-x11-server-Xnest
xorg-x11-server-Xdmx
xorg-server-xwayland
xorg-x11-server-Xvfb-debuginfo
x11-base/xorg-server
xorg-x11-server-Xwayland
x11-base/xwayland

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to a boundary error within the ProcAppleDRICreatePixmap() function. A local user can trigger a heap-based buffer overflow and read system memory.

Note, the vulnerability affects only Xquartz server for MacOS systems.

Install updates from vendor's website.

• https://lists.x.org/archives/xorg-announce/2024-April/003497.html
• https://gitlab.freedesktop.org/xorg/xserver/-/commit/6c684d035c06fd41c727f