CVE-2022-1651: Linux Kernel

High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days.

A memory leak flaw was found in the Linux kernel in acrn_dev_ioctl in the drivers/virt/acrn/hsm.c function in how the ACRN Device Model emulates virtual NICs in VM. This flaw allows a local privileged attacker to leak unauthorized kernel information, causing a denial of service.

Affected products

• Linux Linux Kernel: from 5.12, before 5.15.33 (fixed in 5.15.33); from 5.16, before 5.16.19 (fixed in 5.16.19); from 5.17, before 5.17.2 (fixed in 5.17.2)

Published 2022-07-26. Last modified 2026-06-17.