A flaw was found in GraphicsMagick 1.3.27a. A 1 byte heap-based buffer over-read in ReadOneJNGImage function in coders/png.c, related to oFFs chunk allocation, that could lead to information disclosure or denial of service.
Created GraphicsMagick tracking bugs for this issue:
Affects: epel-all [bug 1528037]
Affects: fedora-all [bug 1528038]
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.