========================================================================== Ubuntu Security Notice USN-3841-2 December 10, 2018 lxml vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 12.04 ESM Summary: lxml could allow cross-site scripting (XSS) attacks. Software Description: - lxml: pythonic binding for the libxml2 and libxslt libraries Details: USN-3841-1 fixed a vulnerability in lxml. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: It was discovered that lxml incorrectly handled certain HTML files. An attacker could possibly use this issue to conduct cross-site scripting (XSS) attacks. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 12.04 ESM: python-lxml 2.3.2-1ubuntu0.3 python3-lxml 2.3.2-1ubuntu0.3 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/usn/usn-3841-2 https://usn.ubuntu.com/usn/usn-3841-1 CVE-2018-19787