windows-stemcell-v1709x.html.md.erb

---
title: Stemcell v1709.x (Windows 2016) Release Notes
owner: Windows
---

This topic includes release notes for Windows stemcells used with Pivotal Application Service (PAS) for Windows 2016.

To download a stemcell, see the [Stemcells for PCF (Windows)](https://network.pivotal.io/products/stemcells-windows-server) on Pivotal Network. 

<p class="note"><strong>Note:</strong>As of the PCF v2.1.0 release, there is no Amazon Web Services (AWS) stemcell v1709.x for Windows Server 2016 available on <a href="https://network.pivotal.io/products/stemcells-windows-server">Pivotal Network</a>.</p>

## <a id="1709.3"></a>1709.3

**Release Date**: February 21, 2018

### Note

* The Meltdown &amp; Spectre patch needs to be **enabled** for it to be functional. See [instructions](https://github.com/cloudfoundry-incubator/bosh-windows-stemcell-builder/wiki/Creating-a-vSphere-Stemcell-by-Hand) for enabling the patch.

### Improvements

* Intended for use with February 2018 Microsoft security updates.
* Intended for use with [KB4056892](https://support.microsoft.com/en-us/help/4056892) that addresses Microsoft's guidance for protection against [speculative execution side-channel vulnerabilities](https://support.microsoft.com/en-gb/help/4072698/windows-server-guidance-to-protect-against-the-speculative-execution). See Microsoft's _Known Issues_ listed in the [KB article](https://support.microsoft.com/en-us/help/4056892) for the patch.

### Fixes

* Fix BOSH ssh when stemcell is operating as a Diego Cell.

Source code and other assets on [Github](https://github.com/cloudfoundry-incubator/bosh-windows-stemcell-builder/releases/tag/1709.3).