Security update for libvirt (important)

An update that solves two vulnerabilities and has four
fixes is now available.

Description:

This update for libvirt fixes the following issues:

• CVE-2020-15708: Added a note to libvirtd.conf about polkit auth in SUSE
  distros (bsc#1174955).
• CVE-2020-25637: Fixed a double free in qemuAgentGetInterfaces()
  (bsc#1177155).
• qemu: Avoid stale capabilities cache host CPU or kernel command line
  changes (bsc#1173157).
• virdevmapper: Handle kernel without device-mapper support (bsc#1175465).
• Xen: Added support for passing arbitrary commands to the qemu device
  model, similar to the xl.cfg(5) device_model_args setting (bsc#1174139).
• Xen: Don’t add dom0 twice on driver reload (bsc#1176430).

This update was imported from the SUSE:SLE-15-SP2:Update update project.

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or “zypper patch”.

Alternatively you can run the command listed for your product:

• openSUSE Leap 15.2:

  zypper in -t patch openSUSE-2020-1777=1