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[USN-1869-1] libxxf86dga vulnerabilities

Posted on 05 June 2013
Ubuntu Security

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Ubuntu Security Notice USN-1869-1
June 05, 2013

libxxf86dga vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 13.04
- Ubuntu 12.10
- Ubuntu 12.04 LTS

Summary:

Several security issues were fixed in libxxf86dga.

Software Description:
- libxxf86dga: X11 Direct Graphics Access extension library

Details:

Ilja van Sprundel discovered multiple security issues in various X.org
libraries and components. An attacker could use these issues to cause
applications to crash, resulting in a denial of service, or possibly
execute arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 13.04:
libxxf86dga1 2:1.1.3-2ubuntu0.13.04.1

Ubuntu 12.10:
libxxf86dga1 2:1.1.3-2ubuntu0.12.10.1

Ubuntu 12.04 LTS:
libxxf86dga1 2:1.1.2-1ubuntu0.1

After a standard system update you need to restart your session to make a=
ll
the necessary changes.

References:
http://www.ubuntu.com/usn/usn-1869-1
CVE-2013-1991, CVE-2013-2000

Package Information:
https://launchpad.net/ubuntu/+source/libxxf86dga/2:1.1.3-2ubuntu0.13.04=
=2E1
https://launchpad.net/ubuntu/+source/libxxf86dga/2:1.1.3-2ubuntu0.12.10=
=2E1
https://launchpad.net/ubuntu/+source/libxxf86dga/2:1.1.2-1ubuntu0.1



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