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xorg-x11-server: XIPassiveUngrab out-of-bounds access

🗓️ 09 May 2023 10:01:45Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 4 Views

X.Org XIPassiveUngrab handler causes out-of-bounds access with high key or button codes, enabling privilege elevation.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
ALT Linux		Security fix for the ALT Linux 10 package xorg-server version 2:1.20.14-alt5
14 Dec 202200:00
–altlinux
FreeBSD		xorg-server -- Multiple security issues in X server extensions
14 Dec 202200:00
–freebsd
Tenable Nessus		Amazon Linux 2023 : xorg-x11-server-common, xorg-x11-server-devel, xorg-x11-server-source (ALAS2023-2023-102)
21 Mar 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : xorg-x11-server (ALAS-2023-1982)
7 Mar 202300:00
–nessus
Tenable Nessus		Amazon Linux AMI : xorg-x11-server (ALAS-2023-1689)
23 Feb 202300:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0062: xorg-x11-server (ALINUX3-SA-2023:0062)
14 May 202500:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0063: tigervnc (ALINUX3-SA-2023:0063)
14 May 202500:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0044: xorg-x11-server-Xwayland (ALINUX3-SA-2024:0044)
14 May 202500:00
–nessus
Tenable Nessus		AlmaLinux 9 : xorg-x11-server (ALSA-2023:2248)
14 May 202300:00
–nessus
Tenable Nessus		AlmaLinux 9 : xorg-x11-server-Xwayland (ALSA-2023:2249)
14 May 202300:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9aarch64xorg-x11-server-xwayland0:21.1.3-7.el9xorg-x11-server-Xwayland-0:21.1.3-7.el9.aarch64.rpm
Red Hat Enterprise Linux9ppc64lexorg-x11-server-xwayland0:21.1.3-7.el9xorg-x11-server-Xwayland-0:21.1.3-7.el9.ppc64le.rpm
Red Hat Enterprise Linux9s390xxorg-x11-server-xwayland0:21.1.3-7.el9xorg-x11-server-Xwayland-0:21.1.3-7.el9.s390x.rpm
Red Hat Enterprise Linux9x86_64xorg-x11-server-xwayland0:21.1.3-7.el9xorg-x11-server-Xwayland-0:21.1.3-7.el9.x86_64.rpm
Red Hat Enterprise Linux9aarch64xorg-x11-server-xwayland-debuginfo0:21.1.3-7.el9xorg-x11-server-Xwayland-debuginfo-0:21.1.3-7.el9.aarch64.rpm
Red Hat Enterprise Linux9ppc64lexorg-x11-server-xwayland-debuginfo0:21.1.3-7.el9xorg-x11-server-Xwayland-debuginfo-0:21.1.3-7.el9.ppc64le.rpm
Red Hat Enterprise Linux9s390xxorg-x11-server-xwayland-debuginfo0:21.1.3-7.el9xorg-x11-server-Xwayland-debuginfo-0:21.1.3-7.el9.s390x.rpm
Red Hat Enterprise Linux9x86_64xorg-x11-server-xwayland-debuginfo0:21.1.3-7.el9xorg-x11-server-Xwayland-debuginfo-0:21.1.3-7.el9.x86_64.rpm
Red Hat Enterprise Linux9aarch64xorg-x11-server-xwayland-debugsource0:21.1.3-7.el9xorg-x11-server-Xwayland-debugsource-0:21.1.3-7.el9.aarch64.rpm
Red Hat Enterprise Linux9ppc64lexorg-x11-server-xwayland-debugsource0:21.1.3-7.el9xorg-x11-server-Xwayland-debugsource-0:21.1.3-7.el9.ppc64le.rpm
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26 Jun 2026 15:05Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.18.8
EPSS0.02516
SSVC
xorg servermemory accessout of boundshigh key codeprivilege elevationremote secure shell
4