Debian Security Advisory 1221-1 – “infamous41md” discovered a heap buffer overflow vulnerability in libgsf, a GNOME library for reading and writing structured file formats, which could lead to the execution of arbitrary code.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/52711/dsa-1221-1.txt
Source: https://packetstormsecurity.com/files/52711/Debian-Linux-Security-Advisory-1221-1.html