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A Cloud-init regression update has been released for Ubuntu Linux 20.04 LTS.

USN-6042-2: Cloud-init regression

Ubuntu Security Notice USN-6042-2
May 23, 2023

cloud-init regression

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 20.04 LTS


USN-6042-1 introduced a regression in Cloud-init.

Software Description:
- cloud-init: initialization and customization tool for cloud instances


USN-6042-1 fixed a vulnerability in Cloud-init. The update introduced a
regression on Ubuntu 20.04 LTS resulting in a possible loss of networking.
This update fixes the problem.

We apologize for the inconvenience.

Original advisory details:

James Golovich discovered that sensitive data could be exposed in logs. An
attacker could use this information to find hashed passwords and possibly
escalate their privilege.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 LTS:
cloud-init 23.1.2-0ubuntu0~20.04.2

In general, a standard system update will make all the necessary changes.


Package Information: