Debian Security Advisory 1107-1 – Evgeny Legerov discovered that gnupg, the GNU privacy guard, a free PGP replacement contains an integer overflow that can cause a segmentation fault and possibly overwrite memory via a large user ID strings.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/48170/dsa-1107-1.txt
Source: https://packetstormsecurity.com/files/48170/Debian-Linux-Security-Advisory-1107-1.html