PostgreSQL could be made to crash or run programs if it handled specially crafted data.
It was discovered that PostgreSQL incorrectly handled certain regular expressions. A remote attacker could possibly use this issue to cause PostgreSQL to crash, resulting in a denial of service. (CVE-2016-0773)
11 February 2016
A security issue affects these releases of Ubuntu and its derivatives:
PostgreSQL could be made to crash or run programs if it handled specially crafted data.
It was discovered that PostgreSQL incorrectly handled certain regular expressions. A remote attacker could possibly use this issue to cause PostgreSQL to crash, resulting in a denial of service. (CVE-2016-0773)
It was discovered that PostgreSQL incorrectly handled certain configuration settings (GUCS) for users of PL/Java. A remote attacker could possibly use this issue to escalate privileges. (CVE-2016-0766)
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.
This update uses a new upstream release, which includes additional bug fixes. After a standard system update you need to restart PostgreSQL to make all the necessary changes.