============================================================================ Ubuntu Security Notice USN-1782-1 March 28, 2013 libxml2 vulnerability ============================================================================ A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 12.10 - Ubuntu 12.04 LTS - Ubuntu 11.10 - Ubuntu 10.04 LTS - Ubuntu 8.04 LTS Summary: libxml2 could be made to hang if it received specially crafted input. Software Description: - libxml2: GNOME XML library Details: It was discovered that libxml2 incorrectly handled XML entity expansion. An attacker could use this flaw to cause libxml2 to consume large amounts of resources, resulting in a denial of service. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 12.10: libxml2 2.8.0+dfsg1-5ubuntu2.2 Ubuntu 12.04 LTS: libxml2 2.7.8.dfsg-5.1ubuntu4.4 Ubuntu 11.10: libxml2 2.7.8.dfsg-4ubuntu0.6 Ubuntu 10.04 LTS: libxml2 2.7.6.dfsg-1ubuntu1.8 Ubuntu 8.04 LTS: libxml2 2.6.31.dfsg-2ubuntu1.12 After a standard system update you need to reboot your computer to make all the necessary changes. References: http://www.ubuntu.com/usn/usn-1782-1 CVE-2013-0338 Package Information: https://launchpad.net/ubuntu/+source/libxml2/2.8.0+dfsg1-5ubuntu2.2 https://launchpad.net/ubuntu/+source/libxml2/2.7.8.dfsg-5.1ubuntu4.4 https://launchpad.net/ubuntu/+source/libxml2/2.7.8.dfsg-4ubuntu0.6 https://launchpad.net/ubuntu/+source/libxml2/2.7.6.dfsg-1ubuntu1.8 https://launchpad.net/ubuntu/+source/libxml2/2.6.31.dfsg-2ubuntu1.12