Ubuntu Security Notice USN-4666-2

Ubuntu Security Notice 4666-2 - USN-4666-1 partially fixed a vulnerability in lxml, but an additional patch was needed. This update provides the corresponding additional patch in order to properly fix the vulnerability. It was discovered that lxml incorrectly handled certain HTML. An attacker could possibly use this issue to cross-site scripting attacks.
Ubuntu Security Notice USN-4666-2