In GraphicsMagick 1.4 snapshot-20191208 Q8, there is a heap-based buffer over-read in the function EncodeImage of coders/pict.c.
Created GraphicsMagick tracking bugs for this issue:
Affects: epel-all [bug 1789951]
Affects: fedora-all [bug 1789950]
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.