Debian Security Advisory 1293-1 – Paul Jakma discovered that specially crafted UPDATE messages can trigger an out of boundary read that can result in a system crash of quagga, the BGP/OSPF/RIP routing daemon.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/56818/dsa-1293-1.txt
Source: https://packetstormsecurity.com/files/56818/Debian-Linux-Security-Advisory-1293-1.html