Chris Bradshaw • 1/1/2026

Azure Linux VM Patch fails: Sudo status check failed

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This article details a specific Azure Update Manager error where a Linux VM patch operation fails with a 'Sudo status check failed' message. It explains the symptoms, identifies an unreachable DNS server as a common cause preventing repository access, and provides steps to diagnose and resolve the issue by verifying DNS connectivity and manually testing updates.

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#linux #Azure #Vm
Azure Linux VM Patch fails: Sudo status check failed

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