USN-6042-2: Cloud-init regression
Ubuntu Security Notice USN-6042-2
May 23, 2023
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 20.04 LTS
USN-6042-1 introduced a regression in Cloud-init.
- 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.
The problem can be corrected by updating your system to the following
Ubuntu 20.04 LTS:
In general, a standard system update will make all the necessary changes.
A Cloud-init regression update has been released for Ubuntu Linux 20.04 LTS.