In ImageMagick before 7.0.8-25, a memory leak exists in WriteDIBImage in coders/dib.c.
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00034.html
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00006.html
https://github.com/ImageMagick/ImageMagick/issues/1453