* ACTION REQUIRED: The deprecated Kubelet flag `--allow-privileged` has been removed. Remove any use of `--allow-privileged` from your kubelet scripts or manifests.

- 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))

### Other notable changes

* StatefulSet: Set hostname/subdomain fields on new Pods in addition to the deprecated annotations, to allow mitigation of Pod DNS issues upon upgrading to Kubernetes v1.7.x. ([#50942](https://github.com/kubernetes/kubernetes/pull/50942), [@enisoc](https://github.com/enisoc))
* Azure: Allow VNet to be in a separate Resource Group. ([#49725](https://github.com/kubernetes/kubernetes/pull/49725), [@sylr](https://github.com/sylr))

* AWS
  * Support for ap-northeast-2 region (Seoul)
  * Allow cross-region image pulling with ECR
  * More reliable kube-up/kube-down
  * Enable ICMP Type 3 Code 4 for ELBs
  * ARP caching fix
  * Use /dev/xvdXX names
  * ELB:
    * ELB proxy protocol support 
	* mixed plaintext/encrypted ports support in ELBs
    * SSL support for ELB listeners
  * Allow VPC CIDR to be specified (experimental)

  * Allow configuration of a single security group for ELBs ([#45500](https://github.com/kubernetes/kubernetes/pull/45500), [@nbutton23](https://github.com/nbutton23))

  * Remove check that forces loadBalancerSourceRanges to be 0.0.0.0/0. ([#38636](https://github.com/kubernetes/kubernetes/pull/38636), [@dhawal55](https://github.com/dhawal55))

* Allow Cinder volume limit to be configured from node too ([#74542](https://github.com/kubernetes/kubernetes/pull/74542), [@gnufied](https://github.com/gnufied))
* Fix subnet annotation checking for Azure internal loadbalancer ([#74498](https://github.com/kubernetes/kubernetes/pull/74498), [@feiskyer](https://github.com/feiskyer))

* GCI: Add two GCI specific metadata pairs ([#25105](https://github.com/kubernetes/kubernetes/pull/25105), [@andyzheng0831](https://github.com/andyzheng0831))
* Add an entry to the salt config to allow Debian jessie on GCE. ([#25123](https://github.com/kubernetes/kubernetes/pull/25123), [@jlewi](https://github.com/jlewi))
    * As with the existing Wheezy image on GCE, docker is expected to already be installed in the image.

- Allow-list of metric labels can be configured by supplying a manifest using the --allow-metric-labels-manifest flag ([#118299](https://github.com/kubernetes/kubernetes/pull/118299), [@rexagod](https://github.com/rexagod)) [SIG Architecture and Instrumentation]

### Feature

- Kubernetes is now built with Go 1.20.13 ([#122714](https://github.com/kubernetes/kubernetes/pull/122714), [@cpanato](https://github.com/cpanato)) [SIG Release and Testing]

### Bug or Regression

- Allow deletion of pods that use raw block volumes on node reboot ([#122211](https://github.com/kubernetes/kubernetes/pull/122211), [@gnufied](https://github.com/gnufied)) [SIG Node and Storage]