Another possibility for those that are being affected by this: in the past when I had no choice but to use RHEL but didn't have an active RHN subscription, I j

Another possibility for those that are being affected by this: in the past when I had no choice but to use RHEL but didn't have an active RHN subscription, I just removed the RHN yum repos and replaced them with CentOS equivalents and everything worked out just fine. In the event the CentOS repos get pulled, then I imagine one could do the same thing, but with Oracle's repos instead.