rn NaN;if(!(s=Ja(e,this)).isValid())return NaN;switch(n=6e4*(s.utcOffset()-this.utcOffset()),a=N(a)){case"year":r=et(this,s)/12;break;case"month":r=et(this,s);break;case"quarter":r=et(this,s)/3;break;case"second":r=(this-s)/1e3;break;case"minute":r=(this-s)/6e4;break;case"hour":r=(this-s)/36e5;break;case"day":r=(this-s-n)/864e5;break;case"week":r=(this-s-n)/6048e5;break;default:r=this-s}return t?r:U(r)},yt.endOf=function(e){var a,t;if(void 0===(e=N(e))||"millisecond"===e||!this.isValid())return ...

## Changelog since v1.17.8

## Urgent Upgrade Notes

### (No, really, you MUST read this before you upgrade)

 - CVE-2020-8559 (Medium): Privilege escalation from compromised node to cluster. See https://github.com/kubernetes/kubernetes/issues/92914 for more details.

### **API Machinery**

*   The kube-apiserver `--etcd-quorum-read` flag is deprecated and the ability to switch off quorum read will be removed in a future release. ([#53795](https://github.com/kubernetes/kubernetes/pull/53795),[ @xiangpengzhao](https://github.com/xiangpengzhao))

  - [Urgent Upgrade Notes](#urgent-upgrade-notes)
    - [(No, really, you MUST read this before you upgrade)](#no-really-you-must-read-this-before-you-upgrade)
  - [Changes by Kind](#changes-by-kind-13)
    - [Deprecation](#deprecation)
    - [API Change](#api-change-3)
    - [Feature](#feature-11)

This release contains changes that address the following vulnerabilities:

### CVE-2022-3162: Unauthorized read of Custom Resources

A security issue was discovered in Kubernetes where users authorized to list or watch one type of namespaced custom resource cluster-wide can read custom resources of a different type in the same API group they are not authorized to read.

**Affected Versions**:
  - kube-apiserver v1.25.0 - v1.25.3

    - [Container Images](#container-images-12)
  - [Changelog since v1.32.0-alpha.3](#changelog-since-v1320-alpha3)
  - [Urgent Upgrade Notes](#urgent-upgrade-notes-1)
    - [(No, really, you MUST read this before you upgrade)](#no-really-you-must-read-this-before-you-upgrade)
  - [Changes by Kind](#changes-by-kind-11)
    - [Deprecation](#deprecation-1)
    - [API Change](#api-change-5)
    - [Feature](#feature-7)

## Urgent Upgrade Notes

### (No, really, you MUST read this before you upgrade)

 - CVE-2020-8559 (Medium): Privilege escalation from compromised node to cluster. See https://github.com/kubernetes/kubernetes/issues/92914 for more details.

### CVE-2022-3162: Unauthorized read of Custom Resources

A security issue was discovered in Kubernetes where users authorized to list or watch one type of namespaced custom resource cluster-wide can read custom resources of a different type in the same API group they are not authorized to read.

**Affected Versions**:
  - kube-apiserver v1.25.0 - v1.25.3

* The `rbac/v1alpha1`, `settings/v1alpha1`, and `scheduling/v1alpha1` APIs are disabled by default.

    - [Container Images](#container-images-4)
  - [Changelog since v1.32.0](#changelog-since-v1320)
  - [Urgent Upgrade Notes](#urgent-upgrade-notes)
    - [(No, really, you MUST read this before you upgrade)](#no-really-you-must-read-this-before-you-upgrade)
  - [Changes by Kind](#changes-by-kind-4)
    - [Deprecation](#deprecation)
    - [API Change](#api-change-1)
    - [Feature](#feature-2)
    - [Documentation](#documentation)