I wonder what effect this will have on non-updated RHEL/CentOS 7 installs (for instance, new installs and/or new docker/podman containers). Do the servers used

I wonder what effect this will have on non-updated RHEL/CentOS 7 installs (for instance, new installs and/or new docker/podman containers). Do the servers used for the package updates use a certificate chain with this issue, or would a simple "yum update" be enough?