[USN-4120-2] systemd regression
chris.coulson at canonical.com
Tue Sep 10 22:59:47 UTC 2019
Ubuntu Security Notice USN-4120-2
September 10, 2019
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.04
- Ubuntu 18.04 LTS
USN-4120-1 caused a regression in systemd.
- systemd: system and service manager
USN-4120-1 fixed a vulnerability in systemd. The update included a recent
SRU from the updates pocket that introduced networking problems for some
users. This update fixes the problem.
We apologize for the inconvenience.
Original advisory details:
It was discovered that the systemd-resolved D-Bus interface did not
enforce appropriate access controls. A local unprivileged user could
exploit this to modify a system's DNS resolver settings.
The problem can be corrected by updating your system to the following
Ubuntu 18.04 LTS:
After a standard system update you need to reboot your computer to make
all the necessary changes.
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