Microsoft Defender Vulnerability Management in Microsoft Defender for Cloud (part of Defender for Servers Plan 1) can be used to identify and remediate issues for Linux virtual machines running on Windows Server, including onboarding status, missing updates, and risky applications.
Defender for Servers Plan 1 and its integration with Defender Vulnerability Management provide comprehensive vulnerability assessment and management capabilities for both Windows and Linux machines, including those running in hybrid environments.
Reference:
https://learn.microsoft.com/en-us/azure/defender-for-cloud/remediate-vulnerability-findings-vm