Expat could be made to expose sensitive information if it received a specially crafted XML file.
USN-4132-1 fixed a vulnerability in Expat. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
12 September 2019
A security issue affects these releases of Ubuntu and its derivatives:
Expat could be made to expose sensitive information if it received a specially crafted XML file.
USN-4132-1 fixed a vulnerability in Expat. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
Original advisory details:
It was discovered that Expat incorrectly handled certain XML files. An attacker could possibly use this issue to expose sensitive information.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.