Exploit the possiblities

Ubuntu Security Notice USN-1173-1

Ubuntu Security Notice USN-1173-1
Posted Jul 25, 2011
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 1173-1 - It was discovered that FreeType did not correctly handle certain malformed Type 1 font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash or possibly execute arbitrary code with user privileges.

tags | advisory, remote, arbitrary
systems | linux, ubuntu
advisories | CVE-2011-0226
MD5 | bcf1609e88fa330c65dd5a05fd08cad2

Ubuntu Security Notice USN-1173-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-1173-1
July 25, 2011

freetype vulnerability
==========================================================================

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

- Ubuntu 11.04
- Ubuntu 10.10

Summary:

FreeType could be made to run programs as your login if it opened a
specially crafted font file.

Software Description:
- freetype: FreeType 2 is a font engine library

Details:

It was discovered that FreeType did not correctly handle certain malformed
Type 1 font files. If a user were tricked into using a specially crafted
font file, a remote attacker could cause FreeType to crash or possibly
execute arbitrary code with user privileges.

Update instructions:

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

Ubuntu 11.04:
libfreetype6 2.4.4-1ubuntu2.1

Ubuntu 10.10:
libfreetype6 2.4.2-2ubuntu0.2

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

References:
http://www.ubuntu.com/usn/usn-1173-1
CVE-2011-0226

Package Information:
https://launchpad.net/ubuntu/+source/freetype/2.4.4-1ubuntu2.1
https://launchpad.net/ubuntu/+source/freetype/2.4.2-2ubuntu0.2


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