============================================================================ Ubuntu Security Notice USN-1889-1 June 20, 2013 haproxy vulnerability ============================================================================ A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 13.04 - Ubuntu 12.10 - Ubuntu 12.04 LTS Summary: HAProxy could be made to crash if it received specially crafted network traffic. Software Description: - haproxy: fast and reliable load balancing reverse proxy Details: David Torgerson discovered that HAProxy incorrectly parsed certain HTTP headers. A remote attacker could use this issue to cause HAProxy to stop responding, resulting in a denial of service. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 13.04: haproxy 1.4.18-0ubuntu3.1 Ubuntu 12.10: haproxy 1.4.18-0ubuntu2.2 Ubuntu 12.04 LTS: haproxy 1.4.18-0ubuntu1.2 In general, a standard system update will make all the necessary changes. References: http://www.ubuntu.com/usn/usn-1889-1 CVE-2013-2175 Package Information: https://launchpad.net/ubuntu/+source/haproxy/1.4.18-0ubuntu3.1 https://launchpad.net/ubuntu/+source/haproxy/1.4.18-0ubuntu2.2 https://launchpad.net/ubuntu/+source/haproxy/1.4.18-0ubuntu1.2