CVE-2026-74420

In the Linux kernel, the following vulnerability has been resolved: drm/gpusvm: Reject VMAs with VMIO or VMPFNMAP when creating SVM ranges VMAs marked with VMIO or VMPFNMAP are not backed by struct page objects, which GPUSVM requires in order to operate correctly. In particular, getpages relies o...

CVE-2026-74420

CVE-2026-74420 is a Linux kernel issue in drm/gpusvm. The vulnerability occurs when creating SVM ranges on VMAs marked VM_IO or VM_PFNMAP, which are not backed by struct page objects that GPUSVM relies on. As a result, get_pages() may fail repeatedly and cause an infinite loop inside a driver’s p...