CVE-2022-0854: Debian Linux

Medium severity, CVSS 5.5. EPSS: 0.5% chance of exploitation in the next 30 days.

A memory leak flaw was found in the Linux kernel’s DMA subsystem, in the way a user calls DMA_FROM_DEVICE. This flaw allows a local user to read random memory from the kernel space.

Affected products

• Debian Debian Linux: version 9.0 only; version 10.0 only; version 11.0 only
• Linux Linux Kernel: up to and including 5.16; version 5.17 only

Published 2022-03-23. Last modified 2026-06-17.