- kubelet: Resolved hang/timeout issues when running large numbers of pods with unique `ConfigMap/Secret` references ([#74755](https://github.com/kubernetes/kubernetes/pull/74755), [@liggitt](https://github.com/liggitt))

    * Action required: change references to feature gate RequestManagement into references to APIPriorityAndFairness

the zone is chosen by algorithm. It makes possible to spread stateful pods across many zones. ([#44798](https://github.com/kubernetes/kubernetes/pull/44798), [@zetaab](https://github.com/zetaab))

* PodSpecs containing parent directory references such as `..` (for example, `../bar`) in hostPath volume path or in volumeMount subpaths must be changed to the simple absolute path. Backsteps `..` are no longer allowed.([#47290](https://github.com/kubernetes/kubernetes/pull/47290), [@jhorwit2...

### Other notable changes

    </class>
    <class>
      <name>MailingList</name>
      <version>3.0.0+</version>
      <description>This element describes all of the mailing lists associated with a project. The
        auto-generated site references this information.</description>
      <fields>
        <field>
          <name>name</name>
          <version>3.0.0+</version>
          <description>
            The name of the mailing list.

- Kubelet: Closed a loophole that allowed static Pods to reference arbitrary ResourceClaims. Even though these Pods failed to run due to a sanity check, such references are now explicitly disallowed. ([#131844](https://github.com/kubernetes/kubernetes/pull/131844), [@pohly](https://github.com/pohly)) [SIG Apps, Auth and Node]

).get(key) || null\n    }\n\n    return null\n  },\n\n  remove(element, key) {\n    if (!elementMap.has(element)) {\n      return\n    }\n\n    const instanceMap = elementMap.get(element)\n\n    instanceMap.delete(key)\n\n    // free up element references if there are no instances left for an element\n    if (instanceMap.size === 0) {\n      elementMap.delete(element)\n    }\n  }\n}\n","/**\n * --------------------------------------------------------------------------\n * Bootstrap util/index.js\n...

### Bug or Regression

- Added a new event `FailedToRetrieveImagePullSecret` which will be generated when a pod references an `ImagePullSecret` that doesn't exist. ([#117927](https://github.com/kubernetes/kubernetes/pull/117927), [@kaisoz](https://github.com/kaisoz)) [SIG Node]

If you create software not governed by this License, and you want to
create a new license for such software, you may create and use a
modified version of this License if you rename the license and remove
any references to the name of the license steward (except to note that
such modified license differs from this License).

10.4. Distributing Source Code Form that is Incompatible With Secondary
Licenses

- CRD writes will generate validation errors if a CEL validation rule references the identifier `oldSelf` on a part of the schema that does not support it. ([#108013](https://github.com/kubernetes/kubernetes/pull/108013), [@benluddy](https://github.com/benluddy))