WriteOnePNGImage in coders/png.c in GraphicsMagick 1.3.26 has a heap-based buffer over-read. A crafted file could cause the application to crash.
Created GraphicsMagick tracking bugs for this issue:
Affects: epel-all [bug 1494551]
Affects: fedora-all [bug 1494552]
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.