--- title: 'USN-3237-1: FreeType vulnerability | Ubuntu security notices' description: Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things. url: https://ubuntu.com/security/notices/USN-3237-1 --- 1. [Ubuntu Security Notices](https://ubuntu.com/security/notices) 2. USN-3237-1 --- # USN-3237-1: FreeType vulnerability Publication date 20 March 2017 Overview FreeType could be made to crash or run programs if it opened a specially crafted font file. Releases [16.10](https://ubuntu.com/security/notices?release=yakkety) [16.04 LTS](https://ubuntu.com/security/notices?release=xenial) [14.04 LTS](https://ubuntu.com/security/notices?release=trusty) [12.04](https://ubuntu.com/security/notices?release=precise) --- Open side navigation ## Packages * [freetype](https://ubuntu.com/security/cves?package=freetype) - FreeType 2 is a font engine library ## Details It was discovered that FreeType did not correctly handle certain malformed font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash, resulting in a denial of service, or possibly execute arbitrary code. ## Update instructions After a standard system update you need to restart your session to make all the necessary changes. [Learn more about how to get the fixes.](https://ubuntu.com/security/cves/about#security) The problem can be corrected by updating your system to the following package versions: | Ubuntu Release | Package Version | | --- | --- | | 16.10 yakkety | [libfreetype6](https://launchpad.net/ubuntu/+source/freetype) –  [2.6.3-3ubuntu1.1](https://launchpad.net/ubuntu/+source/freetype/2.6.3-3ubuntu1.1) | | | | 16.04 LTS xenial | [libfreetype6](https://launchpad.net/ubuntu/+source/freetype) –  [2.6.1-0.1ubuntu2.1](https://launchpad.net/ubuntu/+source/freetype/2.6.1-0.1ubuntu2.1) | | | | 14.04 LTS trusty | [libfreetype6](https://launchpad.net/ubuntu/+source/freetype) –  [2.5.2-1ubuntu2.6](https://launchpad.net/ubuntu/+source/freetype/2.5.2-1ubuntu2.6) | | | | 12.04 precise | [libfreetype6](https://launchpad.net/ubuntu/+source/freetype) –  [2.4.8-1ubuntu2.4](https://launchpad.net/ubuntu/+source/freetype/2.4.8-1ubuntu2.4) | | | --- ### Reduce your security exposure Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines. [Get Ubuntu Pro](https://ubuntu.com/pro) ## References * [CVE-2016-10244](https://ubuntu.com/security/CVE-2016-10244)