GLSA 201704-03: X.Org: Multiple vulnerabilities

http://security.gentoo.org/

Severity:	high
Title:	X.Org: Multiple vulnerabilities
Date:	04/10/2017
Bugs:	#596182, #611350, #611352, #611354
ID:	201704-03

Synopsis

Multiple vulnerabilities have been found in X.Org server and libraries, the worse of which allowing local attackers to execute arbitrary code.

Background

X.Org X servers

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
x11-base/xorg-server	< 1.19.2	>= 1.19.2	All supported architectures
x11-libs/libICE	< 1.0.9-r1	>= 1.0.9-r1	All supported architectures
x11-libs/libXdmcp	< 1.1.2-r1	>= 1.1.2-r1	All supported architectures
x11-libs/libXrender	< 0.9.10	>= 0.9.10	All supported architectures
x11-libs/libXi	< 1.7.7	>= 1.7.7	All supported architectures
x11-libs/libXrandr	< 1.5.1	>= 1.5.1	All supported architectures
x11-libs/libXfixes	< 5.0.3	>= 5.0.3	All supported architectures
x11-libs/libXv	< 1.0.11	>= 1.0.11	All supported architectures

Description

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

Impact

A local or remote users can utilize the vulnerabilities to attach to the X.Org session as a user and execute arbitrary code.

Workaround

There is no known workaround at this time.

Resolution

All X.Org-server users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=x11-base/xorg-server-1.19.2"

All libICE users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=x11-libs/libICE-1.0.9-r1"

All libXdmcp users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=x11-libs/libXdmcp-1.1.2-r1"

All libXrender users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=x11-libs/libXrender-0.9.10"

All libXi users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=x11-libs/libXi-1.7.7"

All libXrandr users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=x11-libs/libXrandr-1.5.1"

All libXfixes users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=x11-libs/libXfixes-5.0.3"

All libXv users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=x11-libs/libXv-1.0.11"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201704-03.xml

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.