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Alerts This Week
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Gentoo: GLSA-202303-10 Moderate: X.Org X Server Memory Leak Vulnerability

gentoo
Calendar Grey January 25, 2017
Dist Gentoo Esm H88
Several security flaws in X.Org X Server present an opportunity for authenticated users to interfere with X11 clients. Recommended to update promptly.
Multiple vulnerabilities have been found in X.Org X Server, the worst of which may allow authenticated attackers to read from or send information to arbitrary X11 clients

Summary

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

Topics%20covered

Topics Covered

security advisory denial of service gentoo normal severity xserver

Resolution

All X.Org X Server users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=x11-base/xorg-server-1.18.4"

References

[ 1 ] CVE-2013-6424 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6424 [ 2 ] CVE-2015-3164 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3164 [ 3 ] CVE-2015-3418 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3418 [ 4 ] X.Org/Wayland Security Advisory: Missing authentication in XWayland https://lists.x.org/archives/xorg-announce/2015-June/002611.html

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201701-64
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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: Normal
Title: X.Org X Server: Multiple vulnerabilities
Date: January 25, 2017
Bugs: #493294, #548002, #551680
ID: 201701-64

Topics%20covered

Topics Covered

security advisory denial of service gentoo normal severity xserver

Synopsis

Multiple vulnerabilities have been found in X.Org X Server, the worst of which may allow authenticated attackers to read from or send information to arbitrary X11 clients.

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 < 1.18.4 >= 1.18.4

Impact

===== An authenticated attacker could possibly cause a Denial of Service condition or read from or send information to arbitrary X11 clients.

Workaround

There is no known workaround at this time.

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