USN-3818-1: PostgreSQL vulnerability

postgresql-10 vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

Ubuntu 18.10
Ubuntu 18.04 LTS

Summary

PostgreSQL could be made to run SQL statements as the administrator.

Software Description

postgresql-10 – Object-relational SQL database

Details

It was discovered that PostgreSQL incorrectly handled certain trigger
definitions when running pg_upgrade or pg_dump. A remote attacker could
possibly use this issue to execute arbitrary SQL statements with superuser
privileges.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 18.10: postgresql-10 – 10.6-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: postgresql-10 – 10.6-0ubuntu0.18.04.1

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.