[USN-4282-1] PostgreSQL vulnerability

---------- Forwarded message ---------
From: Marc Deslauriers
Date: Feb 18, 2020 10:08PM

It was discovered that PostgreSQL incorrectly performed authorization
checks when handling the "ALTER ... DEPENDS ON EXTENSION" sub-commands. A
remote attacker could possibly use this issue to drop any function,
procedure, materialized view, index, or trigger under certain conditions.

References:
  https://usn.ubuntu.com/4282-1
  CVE-2020-1720