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Ubuntu: USN-4120-2: systemd regression

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Ubuntu: USN-4120-2: systemd regression

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
09/10/2019
Created
09/13/2019
Added
09/11/2019
Modified
08/05/2020

Description

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.

Solution(s)

  • ubuntu-upgrade-systemd

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