CVE-2022-48904: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fix I/O page table memory leak The current logic updates the I/O page table mode for the domain before calling the logic to free memory used for the page table. This results in IOMMU page table memory leak, and can be observed when launching VM w/ pass-through devices. Fix by freeing the memory used for page table before updating the mode.

Affected products

• Linux Linux Kernel: from 5.12, before 5.15.27 (fixed in 5.15.27); from 5.16, before 5.16.13 (fixed in 5.16.13); version 5.17 only

Published 2024-08-22. Last modified 2026-06-17.