CVE-2026-41156

CVE-2026-41156: GPU DDK - kernel<->fw CCB contains SYNC_PRIMITIVE_BLOCK firmware address without holding reference

Vendor Imagination Technologies
Product Graphics DDK
Weakness CWE-416
Published June 19, 2026
Last update June 19, 2026

CVSS base score

What the vulnerability does

01Description

Software installed and run as a non-privileged user may conduct improper GPU system calls to cause mismanagement of resources creating a write use after free scenario. A shared resource (memory page) managed by a CPU thread of control (driver) and accessed by a GPU thread of control (Firmware) can cause a write UAF when the CPU thread frees the resource before the GPU FW has finished accessing it.

Key dates

02Disclosure timeline

June 19, 2026 CVE published