Debian Security Advisory 1896-1 – Several vulnerabilities have been discovered in the opensaml and shibboleth-sp packages, as used by Shibboleth 1.x.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/81695/dsa-1896-1.txt
Source: https://packetstormsecurity.com/files/81695/Debian-Linux-Security-Advisory-1896-1.html