USN-4896-2: lxml vulnerability

USN-4896-2: lxml vulnerability

USN-4896-1 fixed a vulnerability in lxml. This update provides
the corresponding update for Ubuntu 14.04 ESM.

Original advisory details:

It was discovered that lxml incorrectly handled certain HTML attributes. A
remote attacker could possibly use this issue to perform cross-site
scripting (XSS) attacks.
Source: USN-4896-2: lxml vulnerability