CVE-2026-22163: Imaginationtech Ddk

High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days.

Requires malware code to misuse the DDK kernel module IOCTL interface. Such code can use the interface in an unsupported way that allows subversion of the GPU to perform writes to arbitrary physical memory pages. The product utilises a shared resource in a concurrent manner but does not attempt to synchronise access to the resource.

Affected products

• Imaginationtech Ddk: from 25.1, up to and including 25.3; version 1.17 only; version 1.18 only; version 23.2 only; version 24.1 only; version 24.2 only

Published 2026-03-20. Last modified 2026-06-17.