More information about this security flaw is available in the following bug: https://bugzilla.redhat.com/show_bug.cgi?id=2302069 Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
This package does not directly ship WebKitGTK, it only depends of an installed WebKitGTK package. Closing this bug as not a bug, as no action is needed for this package.