Vulnerability · Published Mar 20, 2026 · Assigned by imaginationtech
CVE-2026-22163GPU DDK - Unsafe writing of MMU PT entries on systems with 32-bit host CPU
High 7.8
In plain English
A high-severity security flaw in Graphics DDK from Imagination Technologies. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 0% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)<0.1%top 99.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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 (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Imagination Technologies | Graphics DDK | 1.17 RTM1.18 RTM23.2 RTM24.1 RTM – through 24.2 RTM25.1 RTM – through 25.3 RTM |
Weakness: CWE-820 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H