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Alerts This Week
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Gentoo: GLSA-202305-30 High: X.Org Server XWayland Escalation Threat

gentoo
Calendar Grey May 30, 2023
Dist Gentoo Esm H88
Critical vulnerabilities identified in X.Org X server and XWayland, posing risks to Gentoo users. Immediate update advised.
Multiple vulnerabilities have been discovered in the Xorg Server and XWayland, the worst of which can result in privilege escalation or remote code execution

Summary

Multiple vulnerabilities have been discovered in X.Org X server, XWayland. Please review the CVE identifiers referenced below for details.

Topics%20covered

Topics Covered

security advisory high severity gentoo remote code execution privilege escalation X.Org Server XWayland

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:...

Read the Full Advisory

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202305-30
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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.

Severity: High
Title: X.Org X server, XWayland: Multiple Vulnerabilities
Date: May 30, 2023
Bugs: #829208, #877459, #885825, #893438, #903547
ID: 202305-30

Topics%20covered

Topics Covered

security advisory high severity gentoo remote code execution privilege escalation X.Org Server XWayland

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.

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Affected Packages

Package Vulnerable Unaffected -------------------- ------------ ------------ x11-base/xorg-server < 21.1.8 >= 21.1.8 x11-base/xwayland < 23.1.1 >= 23.1.1

Impact

===== Please review the referenced CVE identifiers for details.

Workaround

There is no known workaround at this time.

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