CVE-2026-80870 drm/amdkfd: Validate CRIU-restored IDs before idr_alloc

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Validate CRIU-restored IDs before idralloc The KFD CRIU restore flow restores previously saved object IDs from userspace. For event restore: kfdcriurestoreevent - createsignalevent / createotherevent -...