Anthos clusters on bare metal 1.16.3 is now available for download
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## Feature
### Release 1.16.3
Anthos clusters on bare metal 1.16.3 is now available for [download](https://cloud.google.com/anthos/clusters/docs/bare-metal/1.16/downloads). To upgrade, see [Upgrading Anthos on bare metal](https://cloud.google.com/anthos/clusters/docs/bare-metal/1.16/how-to/upgrade). Anthos clusters on bare metal 1.16.3 runs on Kubernetes 1.27.
## Change
**Functionality changes:**
* Increased the certificate time to live (TTL) for `metrics-providers-ca` and `stackdriver-prometheus-scrape` for third-party monitoring.
## Change
**Supported node pool versions:**
If you use [selective worker node pool upgrades](https://cloud.google.com/anthos/clusters/docs/bare-metal/1.16/how-to/upgrade#select%5Fnp%5Fup) to upgrade a cluster to version 1.16.3, the following versions are supported for the worker node pools:
| 1.16.3 1.16.2 1.16.1 1.16.0 | 1.15.6 1.15.5 1.15.4 1.15.3 | 1.15.2 1.15.1 1.15.0 |
| --------------------------- | --------------------------- | -------------------- |
## Fix
**Fixes:**
* Fixed an issue where `CoreDNS` Pods can get stuck in an unready state.
* Fixed an issue that caused application metrics to be unavailable in Anthos clusters on bare metal versions 1.16.0 and 1.16.1.
## Fix
**Fixes:**
The following container image security vulnerabilities have been fixed in 1.16.3:
* Critical container vulnerabilities:
* [CVE-2023-38408](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-38408)
* [CVE-2023-45871](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-45871)
* High-severity container vulnerabilities:
* [CVE-2023-1989](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1989)
* [CVE-2023-4244](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-4244)
* [CVE-2023-4622](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-4622)
* [CVE-2023-4623](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-4623)
* [CVE-2023-4921](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-4921)
* [CVE-2023-42753](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-42753)
* Medium-severity container vulnerabilities:
* [CVE-2023-3772](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3772)
* [CVE-2023-37453](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-37453)
* [CVE-2023-39189](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-39189)
* [CVE-2023-39192](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-39192)
* [CVE-2023-39193](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-39193)
* [CVE-2023-39194](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-39194)
* [CVE-2023-42754](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-42754)
* [CVE-2023-42755](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-42755)
* Low-severity container vulnerabilities:
* [CVE-2023-3773](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3773)
* [CVE-2023-6176](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6176)
* [CVE-2023-42756](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-42756)
## Issue
**Known issues:**
For information about the latest known issues, see [Anthos clusters on bare metal known issues](https://cloud.google.com/anthos/clusters/docs/bare-metal/1.16/troubleshooting/known-issues) in the Troubleshooting section.
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