CVE-2026-45196

HIGH

GPU DDK - Arbitrary GPU register write in rgxfw_hwperf_hw due to unsanitized pointers from host kernel

Title source: cna

Description

Kernel software installed and running inside a Host VM may post improper commands to the GPU Firmware to trigger a GPU register access which can lead to privilege escalation.

References (1)

Core 1

Core References

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

Scores

CVSS v3 7.8

EPSS 0.0011

EPSS Percentile 1.3%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-280

Status published

Products (6)

Imagination Technologies/Graphics DDK 1.18 RTM2

Imagination Technologies/Graphics DDK 23.2 RTM2

Imagination Technologies/Graphics DDK 24.2 RTM2

Imagination Technologies/Graphics DDK 25.1 RTM2 - 25.3 RTM

Imagination Technologies/Graphics DDK 26.1 RTM1

Imagination Technologies/Graphics DDK 26.1 RTM2

Published Jul 10, 2026

Tracked Since Jul 11, 2026