- Component owner can configure the allowlist of metric label with flag '--allow-metric-labels'. ([#99385](https://github.com/kubernetes/kubernetes/pull/99385), [@YoyinZyc](https://github.com/YoyinZyc)) [SIG API Machinery, CLI, Cloud Provider, Cluster Lifecycle, Instrumentation and Release]

- Kubernetes is now built with Go 1.20.6 ([#119366](https://github.com/kubernetes/kubernetes/pull/119366), [@xmudrii](https://github.com/xmudrii)) [SIG Release and Testing]

### Bug or Regression

  of objects which do not change frequently. ([#113362](https://github.com/kubernetes/kubernetes/pull/113362), [@sxllwx](https://github.com/sxllwx))
- `component-base/logs` is now stricter about not applying configurations multiple
  times and will return an error when that is attempted. Can be overridden by binaries

* Reduce amount of noise in Stackdriver Logging, generated by the event-exporter component in the fluentd-gcp addon. ([#48712](https://github.com/kubernetes/kubernetes/pull/48712), [@crassirostris](https://github.com/crassirostris))

- Kubeadm: remove the `--port` flag from the manifest for the kube-scheduler since the flag has been a NO-OP since 1.23 and insecure serving was removed for the component. ([#105034](https://github.com/kubernetes/kubernetes/pull/105034), [@pacoxu](https://github.com/pacoxu))...

- Kubeadm: remove the deprecated flag `--insecure-port` from the kube-apiserver manifest that kubeadm manages. The flag had no effect since 1.20, since the insecure serving of the component was disabled in the same version. ([#102121](https://github.com/kubernetes/kubernetes/pull/102121), [@pacoxu](https://github.com/pacoxu))

- Fixed bug with leads to Node goes `Not-ready` state when credentials for vCenter stored in a secret and Zones feature is in use. Zone labels setup moved to KCM component, kubelet skips this step during startup in such case. If credentials stored in cloud-provider...

- The Go API for logging configuration in `k8s.io/component-base` was moved to `k8s.io/component-base/logs/api/v1`. The configuration file format and command line flags are the same as before. ([#105797](https://github.com/kubernetes/kubernetes/pull/105797), [@pohly](https://github.com/pohly))

- Added to `MutableFeatureGate` the ability to override the default setting of feature gates, to allow default-enabling a feature on a component-by-component basis instead of for all affected components simultaneously. ([#122647](https://github.com/kubernetes/kubernetes/pull/122647), [@benluddy](https://github.com/benluddy))

- Component-base: make the validation logic about LeaderElectionConfiguration consistent between component-base and client-go ([#111758](https://github.com/kubernetes/kubernetes/pull/111758), [@SataQiu](https://github.com/SataQiu)) [SIG API Machinery and Scheduling]