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Gentoo: GLSA-202210-30 High: X.Org XWayland Remote Code Execution

gentoo
Calendar Grey October 30, 2022
Dist Gentoo Esm H88
The Gentoo Security Team warns of critical vulnerabilities in X.Org and XWayland requiring immediate attention from system administrators to secure systems
Multiple vulnerabilities have been discovered in the Xorg Server and XWayland, the worst of which can result in remote code execution.

Summary

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

Topics%20covered

Topics Covered

security advisory high severity gentoo remote code execution multiple threats xorg 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-21.1.4"
All XWayland users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=x11-base/xwayland-22.1.3"

References

[ 1 ] CVE-2022-2319 https://nvd.nist.gov/vuln/detail/CVE-2022-2319 [ 2 ] CVE-2022-2320 https://nvd.nist.gov/vuln/detail/CVE-2022-2320

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202210-30
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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: October 31, 2022
Bugs: #857780
ID: 202210-30

Topics%20covered

Topics Covered

security advisory high severity gentoo remote code execution multiple threats xorg server xwayland

Synopsis

Multiple vulnerabilities have been discovered in the Xorg Server and XWayland, the worst of which can result in 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 ------------------------------------------------------------------- 1 x11-base/xorg-server < 21.1.4 >= 21.1.4 2 x11-base/xwayland < 22.1.3 >= 22.1.3

Impact

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

Workaround

There is no known workaround at this time.

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