- Resolves bottleneck in internal API server communication that can cause increased goroutines and degrade API Server performance ([#80465](https://github.com/kubernetes/kubernetes/pull/80465), [@answer1991](https://github.com/answer1991))

  // as it may have been resolved by the runtime.
  // More info: https://kubernetes.io/docs/concepts/containers/images.
  optional string image = 6;

  // ImageID is the image ID of the container's image. The image ID may not
  // match the image ID of the image used in the PodSpec, as it may have been
  // resolved by the runtime.
  optional string imageID = 7;

- Resolved a performance issue in the node authorizer index maintenance. ([#87693](https://github.com/kubernetes/kubernetes/pull/87693), [@liggitt](https://github.com/liggitt)) [SIG Auth]

* Resolves bottleneck in internal API server communication that can cause increased goroutines and degrade API Server performance ([#80465](https://github.com/kubernetes/kubernetes/pull/80465), [@answer1991](https://github.com/answer1991))

- Resolves a regression in 1.19+ with workloads targeting deprecated beta os/arch labels getting stuck in NodeAffinity status on node startup. ([#96810](https://github.com/kubernetes/kubernetes/pull/96810), [@liggitt](https://github.com/liggitt)) [SIG Node]

* Resolves bottleneck in internal API server communication that can cause increased goroutines and degrade API Server performance ([#80465](https://github.com/kubernetes/kubernetes/pull/80465), [@answer1991](https://github.com/answer1991))

* Fix error message regarding conversion of `v1.ListOptions` to `samplecontroller.k8s.io/v1alpha1`. ([#57243](https://github.com/kubernetes/kubernetes/pull/57243), [@munnerz](https://github.com/munnerz))
* Resolves forbidden error when the `daemon-set-controller` cluster role access `controllerrevisions` resources. ([#62146](https://github.com/kubernetes/kubernetes/pull/62146), [@frodenas](https://github.com/frodenas))

### Feature

- A ValidatingAdmissionPolicy now has its `messageExpression` field checked against resolved types. ([#119209](https://github.com/kubernetes/kubernetes/pull/119209), [@jiahuif](https://github.com/jiahuif)) [SIG API Machinery]

- Kube-apiserver: resolved a regression that treated `304 Not Modified` responses from aggregated API servers as internal errors ([#112529](https://github.com/kubernetes/kubernetes/pull/112529), [@liggitt](https://github.com/liggitt)) [SIG API Machinery]

  * Disallows installation of upstream docker from PPA in the Juju kubernetes-worker charm. ([#44681](https://github.com/kubernetes/kubernetes/pull/44681), [@wwwtyro](https://github.com/wwwtyro))

  * Resolves juju vsphere hostname bug showing only a single node in a scaled node-pool. ([#44780](https://github.com/kubernetes/kubernetes/pull/44780), [@chuckbutler](https://github.com/chuckbutler))