- `kube-controller-manager`: The `LegacyServiceAccountTokenCleanUp` feature gate is now `beta` and enabled by default. When enabled, legacy auto-generated service account token secrets are auto-labeled with a `kubernetes.io/legacy-token-invalid-since` label if the credentials have not been used in the time specified by `--legacy-service-account-token-clean-up-period` (defaulting to one year), **and** are referenced from the `.secrets` list of a ServiceAccount object, **and**  are...

- [`KT-58276`](https://youtrack.jetbrains.com/issue/KT-58276) Deprecate redundant public declarations in kotlin.native.concurrent
- [`KT-35973`](https://youtrack.jetbrains.com/issue/KT-35973) Extract org.w3c declarations from stdlib-js
- [`KT-58073`](https://youtrack.jetbrains.com/issue/KT-58073) JS/Legacy compiler blocks compilation of kotlinx.atomicfu with K2

- The legacy scheduler policy config is removed in v1.23, the associated flags `policy-config-file`, `policy-configmap`, `policy-configmap-namespace` and `use-legacy-policy-config` are also removed. Migrate to Component Config instead, see https://kubernetes.io/docs/reference/scheduling/config/ for details. ([#105424](https://github.c...

- Kubeadm: during "upgrade apply/diff/node", in case the `ClusterConfiguration.imageRepository` stored in the "kubeadm-config" `ConfigMap` contains the legacy "k8s.gcr.io" repository, modify it to the new default "registry.k8s.io". Reflect the change in the in-cluster `ConfigMap` only during "upgrade apply". ([#110343](https://github.com/kubernetes/kubernetes/pull/110343), [@neolit123](https://github.com/neolit123))...

- Pods owned by a Job now uses the labels `batch.kubernetes.io/job-name` and `batch.kubernetes.io/controller-uid`.
  The legacy labels `job-name` and `controller-uid` are still added for compatibility. ([#114930](https://github.com/kubernetes/kubernetes/pull/114930), [@kannon92](https://github.com/kannon92))

- `kube-controller-manager`: The `LegacyServiceAccountTokenCleanUp` feature gate
  is now available as alpha (off by default). When enabled, the `legacy-service-account-token-cleaner`
  controller loop removes service account token secrets that have not been used
  in the time specified by `--legacy-service-account-token-clean-up-period` (defaulting
  to one year), **and are** referenced from the `.secrets` list of a ServiceAccount

## Changelog since v1.8.0-alpha.3

### Action Required

* New GCE or GKE clusters created with `cluster/kube-up.sh` will not enable the legacy ABAC authorizer by default. If you would like to enable the legacy ABAC authorizer, export ENABLE_LEGACY_ABAC=true before running `cluster/kube-up.sh`. ([#51367](https://github.com/kubernetes/kubernetes/pull/51367), [@cjcullen](https://github.com/cjcullen))

## Changelog since v1.8.0-beta.1

### Action Required

* New GCE or GKE clusters created with `cluster/kube-up.sh` will not enable the legacy ABAC authorizer by default. If you would like to enable the legacy ABAC authorizer, export ENABLE_LEGACY_ABAC=true before running `cluster/kube-up.sh`. ([#51367](https://github.com/kubernetes/kubernetes/pull/51367), [@cjcullen](https://github.com/cjcullen))

### Other notable changes

- [aws] Fixed a bug which reduces the number of unnecessary calls to STS in the event of assume role failures in the legacy cloud provider ([#110706](https://github.com/kubernetes/kubernetes/pull/110706), [@prateekgogia](https://github.com/prateekgogia)) [SIG Cloud Provider]

## Dependencies

### Added
_Nothing has changed._

### GCE
* **the `gce` provider enables both RBAC authorization and the permissive legacy ABAC policy that makes all service accounts superusers. To opt out of the permissive ABAC policy, export the environment variable `ENABLE_LEGACY_ABAC=false` before running `cluster/kube-up.sh`. ([#43544](https://github.com/kubernetes/kubernetes/pull/43544), [@liggitt](https://github.com/liggitt))**