Ubuntu
cloud-init package

cloud-init 21.3-1-g6803368d-0ubuntu1~18.04.4 recreated SSH host keys on Azure VMs

Bug #1952001 reported by Scott Talbert on 2021-11-23

This bug report is a duplicate of: Bug #1946644: After restart cloud-init reconfigured the machine hostname and ssh keypairs. Edit Remove

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	cloud-init (Ubuntu)	New	Undecided	Unassigned

Bug Description

On multiple Azure VMs running Ubuntu 18.04.6 LTS, when cloud-init 21.3-1-g6803368d-0ubuntu1~18.04.4 was installed, it re-created the SSH host keys. This caused an obvious security scare that our machines had been hacked.

Revision history for this message

Scott Talbert (swt-techie) wrote on 2021-11-23:

cloud-init.log from one of the machines Edit (3.0 MiB, text/plain)

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James Falcon (falcojr) wrote on 2021-11-23:

Thanks for the bug report. This is a duplicate of #1946644 and should be fixed in cloud-init 21.4.

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Ubuntucloud-init package