CVE-2026-22163
CWE-820Published: March 20, 2026· Updated: Mar 23, 2026
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.
Technical Analysis
CVE-2026-22163 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.
The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.
CVSS v3.1 Vector Breakdown
Exploit & PoC Resources
All References (1)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-22163 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts