CVE-2026-21736 GPU DDK - Insufficient permission check in PhysmemWrapExtMem() when write attribute support enabled

Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to read-only wrapped user-mode memory. This is caused by improper handling of the memory protections for the user-mode wrapped memory resource...

CVE-2026-21736

A vulnerability exists in the GPU DDK where software running as a non-privileged user can perform improper GPU system calls. The root cause is the improper handling of memory protections for the user-mode wrapped memory resource, which allows an attacker to gain write permission to read-only wrap...