Debian Security Advisory 1744-1 – Sebastien Helleu discovered that an error in the handling of color codes in the weechat IRC client could cause an out-of-bounds read of an internal color array. This can be used by an attacker to crash user clients via a crafted PRIVMSG command.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/75867/dsa-1744-1.txt
Source: https://packetstormsecurity.com/files/75867/Debian-Linux-Security-Advisory-1744-1.html