This update for GraphicsMagick fixes the following issues:
- CVE-2019-19950: Fixed a use-after-free in ThrowException and ThrowLoggedException of magick/error.c. (boo#1159852)
- CVE-2019-19951: Fixed a heap-based buffer overflow in ImportRLEPixels() (boo#1160321).
- CVE-2019-19953: Fixed a heap-based buffer overflow in EncodeImage() (boo#1160364).
This update was imported from the openSUSE:Leap:15.1:Update update project.