If your organization cannot migrate yet, RHEL 7.9 is eligible for Extended Lifecycle Support (ELS)
In one story, an old financial reconciliation script, written in a dialect of shell and awk that no one dared rewrite, refused to run on anything but the 7.9 environment. Engineers wrapped that script in a virtual machine that booted from the iso, isolated and preserved, like a museum piece kept running under careful lights. Rhel-server-7.9-x86-64-dvd.iso