==========================================================================
Ubuntu Security Notice USN-4120-2
September 10, 2019
systemd regression
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 19.04
– Ubuntu 18.04 LTS
Summary:
USN-4120-1 caused a regression in systemd.
Software Description:
– systemd: system and service manager
Details:
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.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 19.04:
systemd 240-6ubuntu5.7
Ubuntu 18.04 LTS:
systemd 237-3ubuntu10.29
After a standard system update you need to reboot your computer to make
all the necessary changes.
References:
https://usn.ubuntu.com/4120-2
https://usn.ubuntu.com/4120-1
https://launchpad.net/bugs/1842651
Package Information:
https://launchpad.net/ubuntu/+source/systemd/240-6ubuntu5.7
https://launchpad.net/ubuntu/+source/systemd/237-3ubuntu10.29
—–BEGIN PGP SIGNATURE—–
iQEzBAEBCgAdFiEERN//5MGgCOgyKeIFYR+97NWUbg8FAl14KuMACgkQYR+97NWU
bg+dGggAhx42l6BBNnxg7f0HhUIjLDvb9t99jK55G7PSRf9o/lxXPB1JlzSXwJ3K
QtLJ4SNM75ObiNgZ+Pxx6j7vPPv9184gE3G7lO+TyclugFEQs25SlZP2sftXPIgj
AN4pUrWt0Y1ndDYzfNPxuqH/Vs5X1WsHNrSi8aZTW/8/PBS1cQBc/Jrv1uxU1Gpo
PRv0PPMwreQTqsm0CAYGbBqHMK8tFslWc+bdxgHGAUOE4KxyJGFzQ5Y63CQzyYEI
jMibuIICVZL/4En2qRksA//pPNcoEE4GLR9v4PVyXSoci6Tvm04y5rFcLPYTyx3P
20BDgjQUnCAYqGkSxOmHTVs25aQY7g==
=socr
—–END PGP SIGNATURE—–
—