Debian Linux Security Advisory 1990-2 – The trac-git package released in DSA-1990-1 had a wrong dependency that could not be satisfied in Debian stable. This update corrects this problem.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/85940/dsa-1990-2.txt
Source: https://packetstormsecurity.com/files/85940/Debian-Linux-Security-Advisory-1990-2.html