distribute-cache.c in ImageMagick re-uses objects after they have been destroyed, which allows remote attackers to have unspecified impact via unspecified vectors.
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00002.html
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00018.html