ImageMagick 7.0.7-0 has a NULL Pointer Dereference in TIFFIgnoreTags in coders/tiff.c. A local attacker might use this to crash the application. Upstream issue: https://github.com/ImageMagick/ImageMagick/issues/719 Upstream patch: https://github.com/ImageMagick/ImageMagick/commit/c55fb18c3f78445d100a378ab8b3c0acd53c6590