Debian Security Advisory 1730-1 – The security update for proftpd-dfsg in DSA-1727-1 caused a regression with the postgresql backend. This update corrects the flaw. Also it was discovered that the oldstable distribution (etch) is not affected by the security issues.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/75326/dsa-1730-1.txt
Source: https://packetstormsecurity.com/files/75326/Debian-Linux-Security-Advisory-1730-1.html