USN-5309-1: virglrenderer vulnerabilities
28 February 2022
Several security issues were fixed in virglrenderer.
- virglrenderer - virtual GPU for KVM virtualization
It was discovered that virglrenderer incorrectly handled memory. An
attacker inside a guest could use this issue to cause virglrenderer to
crash, resulting in a denial of service, or possibly execute arbitrary
It was discovered that virglrenderer incorrectly initialized memory. An
attacker inside a guest could possibly use this issue to obtain sensitive
host information. (CVE-2022-0175)
The problem can be corrected by updating your system to the following package versions:
After a standard system update you need to restart all virtual machines to
make all the necessary changes.