- The built-in system:csi-external-provisioner and system:csi-external-attacher cluster roles are removed as of 1.17 release ([#84282](https://github.com/kubernetes/kubernetes/pull/84282), [@tedyu](https://github.com/tedyu))

* Corrected a race condition in bootstrapping aggregated cluster roles in new HA clusters ([#63761](https://github.com/kubernetes/kubernetes/pull/63761), [@liggitt](https://github.com/liggitt))

- The `BalancedAllocation` plugin now skips all best-effort (zero-requested) pods. ([#130260](https://github.com/kubernetes/kubernetes/pull/130260), [@Bowser1704](https://github.com/Bowser1704))
- The following roles have had `Watch` added to them (prefixed with `system:controller:`):
  
  - `cronjob-controller`
  - `endpoint-controller`
  - `endpointslice-controller`
  - `endpointslicemirroring-controller`

  `Boots and shoes under the sea,' the Gryphon went on in a deep
voice, `are done with a whiting.  Now you know.'

  `And what are they made of?' Alice asked in a tone of great
curiosity.

  `Soles and eels, of course,' the Gryphon replied rather
impatiently:  `any shrimp could have told you that.'

  `If I'd been the whiting,' said Alice, whose thoughts were

- Dropped the additional rule requirement (cronjobs/finalizers) for roles
  using kubectl create cronjobs to ensure backward compatibility. ([#124883](https://github.com/kubernetes/kubernetes/pull/124883), [@ardaguclu](https://github.com/ardaguclu))

  `Boots and shoes under the sea,' the Gryphon went on in a deep
voice, `are done with a whiting.  Now you know.'

  `And what are they made of?' Alice asked in a tone of great
curiosity.

  `Soles and eels, of course,' the Gryphon replied rather
impatiently:  `any shrimp could have told you that.'

  `If I'd been the whiting,' said Alice, whose thoughts were

- Warn instead of fail when creating Roles and ClusterRoles with custom verbs via kubectl ([#92492](https://github.com/kubernetes/kubernetes/pull/92492), [@eddiezane](https://github.com/eddiezane)) [SIG CLI]

* Fix SelectorSpreadPriority scheduler to match all selectors when distributing pods. ([#72801](https://github.com/kubernetes/kubernetes/pull/72801), [@Ramyak](https://github.com/Ramyak))
* Add bootstrap service account & cluster roles for node-lifecycle-controller, cloud-node-lifecycle-controller, and cloud-node-controller.   ([#72764](https://github.com/kubernetes/kubernetes/pull/72764), [@andrewsykim](https://github.com/andrewsykim))

- `kubectl create token` can now be used to request a service account token, and permission to request service account tokens is added to the `edit` and `admin` RBAC roles ([#107880](https://github.com/kubernetes/kubernetes/pull/107880), [@liggitt](https://github.com/liggitt))

### Bug or Regression

- Drop additional rule requirement (cronjobs/finalizers) in the roles who use kubectl create cronjobs to be backwards compatible ([#124883](https://github.com/kubernetes/kubernetes/pull/124883), [@ardaguclu](https://github.com/ardaguclu)) [SIG CLI]