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=========================================================== Ubuntu Security Notice USN-767-1 April 27, 2009 freetype vulnerability CVE-2009-0946 =========================================================== A security issue affects the following Ubuntu releases: Ubuntu 6.06 LTS Ubuntu 8.04 LTS Ubuntu 8.10 Ubuntu 9.04 This advisory also applies to the corresponding versions of Kubuntu, Edubuntu, and Xubuntu. The problem can be corrected by upgrading your system to the following package versions: Ubuntu 6.06 LTS: libfreetype6 2.1.10-1ubuntu2.6 Ubuntu 8.04 LTS: libfreetype6 2.3.5-1ubuntu4.8.04.2 Ubuntu 8.10: libfreetype6 2.3.7-2ubuntu1.1 Ubuntu 9.04: libfreetype6 2.3.9-4ubuntu0.1 After a standard system upgrade you need to restart your session to effect the necessary changes. Details follow: Tavis Ormandy discovered that FreeType did not correctly handle certain large values in font files. If a user were tricked into using a specially crafted font file, a remote attacker could execute arbitrary code with user privileges.