USN-3751-1: Spice vulnerability
22 August 2018
Spice could be made to crash if it received specially crafted network traffic.
It was discovered that Spice incorrectly handled certain messages.
An attacker could possibly use this issue to cause a denial of service.
The problem can be corrected by updating your system to the following package versions:
After a standard system update you need to restart qemu guests to make all
the necessary changes.