Debian Security Advisory 1813-2 – The previous update introduced a regression that stopped encrypted and signed S/MIME messages to work properly. Also, there have been other regressions caused by the introduction of an undefined symbol. This update corrects these flaws. Several vulnerabilities have been found in evolution-data-server, the database backend server for the evolution groupware suite.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/79508/dsa-1813-2.txt
Source: https://packetstormsecurity.com/files/79508/Debian-Linux-Security-Advisory-1813-2.html