The GIF loader in imlib2 before 1.4.9 allows remote attackers to cause a denial of service (application crash) or obtain sensitive information via a crafted image, which triggers an out-of-bounds read.
https://sourceforge.net/p/enlightenment/mailman/message/35055012/
https://git.enlightenment.org/legacy/imlib2.git/commit/?id=37a96801663b7b4cd3fbe56cc0eb8b6a17e766a8
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=785369
http://www.debian.org/security/2016/dsa-3555
http://lists.opensuse.org/opensuse-updates/2016-05/msg00076.html