USN-4452-1: libvirt vulnerability
4 August 2020
libvirt could be made to run programs as an administrator.
Releases
Packages
- libvirt - Libvirt virtualization toolkit
Details
Trent Shea working with Trend Micro´s Zero Day Initiative, discovered that
the libvirt package set incorrect permissions on the UNIX domain socket. A
local attacker could use this issue to access libvirt and escalate
privileges.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.04
-
libvirt-daemon
-
6.0.0-0ubuntu8.3
-
libvirt-daemon-system
-
6.0.0-0ubuntu8.3
-
libvirt0
-
6.0.0-0ubuntu8.3
After a standard system update you need to reboot your computer to make
all the necessary changes.