PT-2026-72856

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the drm/gpusvm component where Virtual Memory Areas VMAs marked with VM IO or VM PFNMAP are not backed by struct page objects. Since GPUSVM requires these objects to...

PT-2022-4973

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 5.19 Description The issue is related to a race condition in the Linux kernel, specifically in the unmap mapping range function, which can lead to a situation where a device driver frees a page while it still has...

PT-2021-4246

Name of the Vulnerable Software and Affected Versions Linux affected versions not specified Description The issue is caused by improper handling of VM IO|VM PFNMAP vmas in KVM, which can bypass RO checks and lead to pages being freed while still accessible by the VMM and guest. This allows users...