`MasterConfiguration` and `NodeConfiguration` manifest files that exist for configuring kubeadm. Before it only existed as a command line flag and was not able to be configured when using the `--config` flag and the manifest files. ([#59057](https://github.com/kubernetes/kubernetes/pull/59057))([#59292](https://github.com/kubernetes/kubernetes/pull/59292), [@JordanFaust](https://github.com/JordanFaust))

* `kubeadm init` can now omit the tainting of the master node if configured to do so in `kubeadm.yaml`...

- Added warnings to the Services API. Kubernetes now warns for Services in the case of:
  - IPv4 addresses with leading zeros
  - IPv6 address in non-canonical format (RFC 5952) ([#114505](https://github.com/kubernetes/kubernetes/pull/114505), [@aojea](https://github.com/aojea))