libvirt vulnerability

A security issue affects these releases of Ubuntu and its
derivatives:

* Ubuntu 20.04 LTS

Summary

libvirt could be made to run programs as an administrator.

Software Description

* libvirt - Libvirt virtualization toolkit

Details

Trent Shea 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 LTS
libvirt-daemon - 6.0.0-0ubuntu8.3
libvirt-daemon-system - 6.0.0-0ubuntu8.3
libvirt0 - 6.0.0-0ubuntu8.3

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to reboot your computer to
make all the necessary changes.

References

* CVE-2020-15708

--- Mystic BBS v1.12 A46 (Linux/64)
* Origin: BZ&BZ BBS (21:4/110)