Gifsicle gifview 1.89 and older is vulnerable to a use-after-free in the read_gif function resulting potential code execution.
Created gifsicle tracking bugs for this issue:
Affects: epel-all [bug 1530541]
Affects: fedora-all [bug 1530540]
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.