Debian Linux Security Advisory 1952-1 – Several vulnerabilities have been discovered in asterisk, an Open Source PBX and telephony toolkit.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/83877/dsa-1952-1.txt
Source: https://packetstormsecurity.com/files/83877/Debian-Linux-Security-Advisory-1952-1.html