* hpa: Prevent scaling below MinReplicas if desiredReplicas is zero ([#48997](https://github.com/kubernetes/kubernetes/pull/48997), [@johanneswuerbach](https://github.com/johanneswuerbach))
* Kubelet CRI: move seccomp from annotations to security context. ([#46332](https://github.com/kubernetes/kubernetes/pull/46332), [@feiskyer](https://github.com/feiskyer))

    * [event-exporter addon] Bump event-exporter to 0.2.3 to pick up security fixes.
* PVC may not be synced to controller local cache in time if PV is bound by external PV binder (e.g. kube-scheduler), double check if PVC is not found to prevent reclaiming PV wrongly. ([#67062](https://github.com/kubernetes/kubernetes/pull/67062), [@cofyc](https://github.com/cofyc))

* Bump event-exporter to 0.2.2 to pick up security fixes. ([#66157](https://github.com/kubernetes/kubernetes/pull/66157), [@loburm](https://github.com/loburm))

* Scheduler should be able to read from config file if configmap is not present. ([#59386](https://github.com/kubernetes/kubernetes/pull/59386), [@ravisantoshgudimetla](https://github.com/ravisantoshgudimetla))
* Add apiserver metric for current inflight-request usage. ([#58342](https://github.com/kubernetes/kubernetes/pull/58342), [@gmarek](https://github.com/gmarek))

  * Prevent kubelet from setting allocatable < 0 for a resource upon initial creation. ([#46516](https://github.com/kubernetes/kubernetes/pull/46516), [@derekwaynecarr](https://github.com/derekwaynecarr))

* Bug fixes

  readable for end users and has a maximum size (4k bytes) to prevent abuse.
  Each pod may have up to 12k bytes of termination messages before the contents
  of each will be truncated.
* Do not delete pod objects until all its compute resource footprint has been
  reclaimed.
  - This feature prevents the node and scheduler from oversubscribing resources

* kubectl: fix a bug where "describe" cannot obtain the event messages for a static pod ([#74156](https://github.com/kubernetes/kubernetes/pull/74156), [@gaorong](https://github.com/gaorong))
* windows: Ensure graceful termination when being run as windows service ([#73292](https://github.com/kubernetes/kubernetes/pull/73292), [@steffengy](https://github.com/steffengy))

* kubeadm: prevent overriding of certain kubelet security configuration parameters if the user wished to modify them ([#81903](https://github.com/kubernetes/kubernetes/pull/81903), [@jfbai](https://github.com/jfbai))

* fixes a validation error that could prevent updates to StatefulSet objects containing non-normalized resource requests ([#66165](https://github.com/kubernetes/kubernetes/pull/66165), [@liggitt](https://github.com/liggitt))
* Tolerate missing watch permission when deleting a resource ([#65370](https://github.com/kubernetes/kubernetes/pull/65370), [@deads2k](https://github.com/deads2k))

### Kubernetes API Reference Documentation