Gentoo Linux Security Advisory 202305-30 - Multiple vulnerabilities have been discovered in the Xorg Server and XWayland, the worst of which can result in privilege escalation or remote code execution. Versions greater than or equal to 21.1.8 are affected.
17ea79dd6032266e7320314c13626d60dbbcad16b92d154c8357ae278fff0d4c
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Gentoo Linux Security Advisory GLSA 202305-30
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https://security.gentoo.org/
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Severity: High
Title: X.Org X server, XWayland: Multiple Vulnerabilities
Date: May 30, 2023
Bugs: #829208, #877459, #885825, #893438, #903547
ID: 202305-30
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Synopsis
=======
Multiple vulnerabilities have been discovered in the Xorg Server and
XWayland, the worst of which can result in privilege escalation or
remote code execution.
Background
=========
The X Window System is a graphical windowing system based on a
client/server model.
Affected packages
================
Package Vulnerable Unaffected
-------------------- ------------ ------------
x11-base/xorg-server < 21.1.8 >= 21.1.8
x11-base/xwayland < 23.1.1 >= 23.1.1
Description
==========
Multiple vulnerabilities have been discovered in X.Org X server,
XWayland. Please review the CVE identifiers referenced below for
details.
Impact
=====
Please review the referenced CVE identifiers for details.
Workaround
=========
There is no known workaround at this time.
Resolution
=========
All X.Org X server users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=x11-base/xorg-server-21.1.8"
All XWayland users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=x11-base/xwayland-23.1.1"
References
=========
[ 1 ] CVE-2021-4008
https://nvd.nist.gov/vuln/detail/CVE-2021-4008
[ 2 ] CVE-2021-4009
https://nvd.nist.gov/vuln/detail/CVE-2021-4009
[ 3 ] CVE-2021-4010
https://nvd.nist.gov/vuln/detail/CVE-2021-4010
[ 4 ] CVE-2021-4011
https://nvd.nist.gov/vuln/detail/CVE-2021-4011
[ 5 ] CVE-2022-3550
https://nvd.nist.gov/vuln/detail/CVE-2022-3550
[ 6 ] CVE-2022-3551
https://nvd.nist.gov/vuln/detail/CVE-2022-3551
[ 7 ] CVE-2022-3553
https://nvd.nist.gov/vuln/detail/CVE-2022-3553
[ 8 ] CVE-2022-4283
https://nvd.nist.gov/vuln/detail/CVE-2022-4283
[ 9 ] CVE-2022-46283
https://nvd.nist.gov/vuln/detail/CVE-2022-46283
[ 10 ] CVE-2022-46340
https://nvd.nist.gov/vuln/detail/CVE-2022-46340
[ 11 ] CVE-2022-46341
https://nvd.nist.gov/vuln/detail/CVE-2022-46341
[ 12 ] CVE-2022-46342
https://nvd.nist.gov/vuln/detail/CVE-2022-46342
[ 13 ] CVE-2022-46343
https://nvd.nist.gov/vuln/detail/CVE-2022-46343
[ 14 ] CVE-2022-46344
https://nvd.nist.gov/vuln/detail/CVE-2022-46344
[ 15 ] CVE-2023-0494
https://nvd.nist.gov/vuln/detail/CVE-2023-0494
[ 16 ] CVE-2023-1393
https://nvd.nist.gov/vuln/detail/CVE-2023-1393
[ 17 ] ZDI-CAN-19596
Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202305-30
Concerns?
========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.
License
======
Copyright 2023 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5