IT

Tracker / CVE-2022-48904

CVE-2022-48904

Medium 5.5

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 and versions

linux linux_kernel
linux linux_kernel · 5.12 → 5.15.27
linux linux_kernel · 5.16 → 5.16.13

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References