CVE-2022-0171: Debian Linux

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

A flaw was found in the Linux kernel. The existing KVM SEV API has a vulnerability that allows a non-root (host) user-level application to crash the host kernel by creating a confidential guest VM instance in AMD CPU that supports Secure Encrypted Virtualization (SEV).

Affected products

• Debian Debian Linux: version 10.0 only; version 11.0 only
• Linux Linux Kernel: before 5.18 (fixed in 5.18); version 5.18 only
• Red Hat Enterprise Linux: version 8.0 only; version 9.0 only

Published 2022-08-26. Last modified 2026-06-17.