GLib could be made to expose sensitive information if it received a specially crafted file.
USN-4014-1 fixed a vulnerability in GLib. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
11 June 2019
A security issue affects these releases of Ubuntu and its derivatives:
GLib could be made to expose sensitive information if it received a specially crafted file.
USN-4014-1 fixed a vulnerability in GLib. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
Original advisory details:
It was discovered that GLib incorrectly handled certain files. An attacker could possibly use this issue to access 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.