============================================================================ Ubuntu Security Notice USN-2217-1 May 21, 2014 lxml vulnerability ============================================================================ A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 14.04 LTS - Ubuntu 13.10 - Ubuntu 12.04 LTS Summary: lxml could allow cross-site scripting (XSS) attacks. Software Description: - lxml: pythonic binding for the libxml2 and libxslt libraries Details: It was discovered that the lxml.html.clean module incorrectly stripped control characters. An attacked could potentially exploit this to conduct cross-site scripting (XSS) attacks. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 LTS: python-lxml 3.3.3-1ubuntu0.1 python3-lxml 3.3.3-1ubuntu0.1 Ubuntu 13.10: python-lxml 3.2.0-1ubuntu0.1 python3-lxml 3.2.0-1ubuntu0.1 Ubuntu 12.04 LTS: python-lxml 2.3.2-1ubuntu0.2 python3-lxml 2.3.2-1ubuntu0.2 After a standard system update you need to reboot your computer to make all the necessary changes. References: http://www.ubuntu.com/usn/usn-2217-1 CVE-2014-3146 Package Information: https://launchpad.net/ubuntu/+source/lxml/3.3.3-1ubuntu0.1 https://launchpad.net/ubuntu/+source/lxml/3.2.0-1ubuntu0.1 https://launchpad.net/ubuntu/+source/lxml/2.3.2-1ubuntu0.2