The JPEG decoder in ImageMagick before 6.8.9-9 allows local users to cause a denial of service (out-of-bounds memory access and crash).
https://bugzilla.redhat.com/show_bug.cgi?id=1164248
http://www.securityfocus.com/bid/70992
http://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=26456