[USN-1857-1] libxext vulnerability

Marc Deslauriers marc.deslauriers at canonical.com
Wed Jun 5 18:27:15 UTC 2013

Ubuntu Security Notice USN-1857-1
June 05, 2013

libxext vulnerability

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

- Ubuntu 13.04
- Ubuntu 12.10
- Ubuntu 12.04 LTS
- Ubuntu 10.04 LTS


Several security issues were fixed in libxext.

Software Description:
- libxext: X11 miscellaneous extensions library


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:
  libxext6                        2:1.3.1-2ubuntu0.13.04.1

Ubuntu 12.10:
  libxext6                        2:1.3.1-2ubuntu0.12.10.1

Ubuntu 12.04 LTS:
  libxext6                        2:1.3.0-3ubuntu0.1

Ubuntu 10.04 LTS:
  libxext6                        2:1.1.1-2ubuntu0.1

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


Package Information:

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 899 bytes
Desc: OpenPGP digital signature
URL: <https://lists.ubuntu.com/archives/ubuntu-security-announce/attachments/20130605/f2b9e7e8/attachment.sig>

More information about the ubuntu-security-announce mailing list