GPU Memory Mismanagement in Imagination Technologies Software
CVE-2026-21733

7.3HIGH

Key Information:

Vendor

Imagination Technologies

Status
Graphics Ddk
Vendor
CVE Published:
17 April 2026

What is CVE-2026-21733?

A vulnerability exists in Imagination Technologies' GPU Driver Software that allows software running with non-privileged access to make unauthorized GPU system calls. This mismanagement of GPU memory reservation protections can lead to unauthorized write permissions for read-only wrapped user-mode memory and files, potentially exposing sensitive data and compromising system integrity.

Affected Version(s)

Graphics DDK Linux 1.17 RTM

Graphics DDK Linux 1.18 RTM

Graphics DDK Linux 23.2 RTM

References

https://www.imaginationtech.com/gpu-driver-vulnerabilities/

CVSS V3.1

Score:
7.3
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.