Ubuntu Security Notice USN-4633-1

Ubuntu Security Notice 4633-1 - Peter Eisentraut discovered that PostgreSQL incorrectly handled connection security settings. Client applications could possibly be connecting with certain security parameters dropped, contrary to expectations. Etienne Stalmans discovered that PostgreSQL incorrectly handled the security restricted operation sandbox. An authenticated remote attacker could possibly use this issue to execute arbitrary SQL functions as a superuser. Various other issues were also addressed.
Ubuntu Security Notice USN-4633-1