General availability: Azure Sphere OS version 22.04
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Azure Sphere OS version 22.04 is now available in the **Retail** feed. This release includes an upgrade to the Linux kernel (5.10.103) and bug fixes in the Azure Sphere OS; it does not include an updated SDK. If your devices are connected to the internet, they will receive the updated OS from the cloud.
### Fixed bugs and common vulnerabilities in the 22.04 release
The 22.04 release includes updates to mitigate against the following Common Vulnerabilities and Exposures (CVEs):
* wolfSSL CVE-2022-25638
* wolfSSL CVE-2022-25640
* C-Ares CVE-2021-3672
* Linux CVE-2022-0847 “Dirty Pipe”
For more information on Azure Sphere OS feeds and setting up an evaluation device group, see [Azure Sphere OS feeds](https://docs.microsoft.com/azure-sphere/deployment/deployment-microsoft-feeds).
For more information on comprehensive support options available, see [Azure Sphere support](https://docs.microsoft.com/azure-sphere/resources/support).
* Azure Sphere
* Operating System
* [ Azure Sphere](https://azure.microsoft.com/en-gb/services/azure-sphere/)