Sign in

v1

latestOpenAPI 3.0.0Apache 2.0 License2026-07-141381,185842.7 KB

Retrieves the default patch baseline. Amazon Web Services Systems Manager supports creating multiple default patch baselines. For example, you can create a default patch baseline for each operating system.

If you don't specify an operating system value, the default patch baseline for Windows is returned.

post/#X-Amz-Target=AmazonSSM.GetDefaultPatchBaseline

Headers

X-Amz-Target'AmazonSSM.GetDefaultPatchBaseline' required

Request body

OperatingSystem'WINDOWS' | 'AMAZON_LINUX' | 'AMAZON_LINUX_2' | 'AMAZON_LINUX_2022' | 'UBUNTU' | 'REDHAT_ENTERPRISE_LINUX' | 'SUSE' | 'CENTOS' | 'ORACLE_LINUX' | 'DEBIAN' | 'MACOS' | 'RASPBIAN' | 'ROCKY_LINUX' | 'ALMA_LINUX' | 'AMAZON_LINUX_2023'

Returns the default patch baseline for the specified operating system.

Response

Success

BaselineIdstring

The ID of the default patch baseline.

OperatingSystem'WINDOWS' | 'AMAZON_LINUX' | 'AMAZON_LINUX_2' | 'AMAZON_LINUX_2022' | 'UBUNTU' | 'REDHAT_ENTERPRISE_LINUX' | 'SUSE' | 'CENTOS' | 'ORACLE_LINUX' | 'DEBIAN' | 'MACOS' | 'RASPBIAN' | 'ROCKY_LINUX' | 'ALMA_LINUX' | 'AMAZON_LINUX_2023'

The operating system for the returned patch baseline.