libjpeg-turbo could be made to crash or run programs as your login if it opened a specially crafted file.
USN-3706-1 fixed a vulnerability in libjpeg-turbo. This update provides the corresponding update for Ubuntu 12.04 ESM.
10 July 2018
A security issue affects these releases of Ubuntu and its derivatives:
libjpeg-turbo could be made to crash or run programs as your login if it opened a specially crafted file.
USN-3706-1 fixed a vulnerability in libjpeg-turbo. This update provides the corresponding update for Ubuntu 12.04 ESM.
Original advisory details:
It was discovered that libjpeg-turbo incorrectly handled certain malformed JPEG images. If a user or automated system were tricked into opening a specially crafted JPEG image, a remote attacker could cause libjpeg-turbo to crash, resulting in a denial of service, or possibly execute arbitrary code.
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.
Vulmon