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Ubuntu 11.04 & 10.10: 1173-1 Critical FreeType Code Execution Risk

ubuntu
Calendar Grey July 25, 2011
Scroller Ubuntu
Critical security flaw in FreeType permits remote code execution through maliciously designed font files on Ubuntu platforms.
FreeType could be made to run programs as your login if it opened a specially crafted font file.

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.

Topics%20covered

Topics Covered

security advisory critical code execution ubuntu freetype font handling

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

https://ubuntu.com/security/notices/USN-1173-1

CVE-2011-0226

Severity
critical
Lowest
Low
Medium
High
Critical

July 25, 2011

Topics%20covered

Topics Covered

security advisory critical code execution ubuntu freetype font handling

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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