CVE-2026-49744

HIGH

Imagination Technologies Graphics DDK - GPU DDK - Unchecked ui32TracePointer in rgxfw_log_ex()

Title source: rule

Description

Kernel software installed and running inside a Guest VM may post improper commands to the GPU Firmware to trigger a write of data outside the Guest's virtualised GPU memory. Out of bounds accesses triggered by malware introduced to a Guest KMD could allow privilege escalation which escapes virtualization boundaries.

References (1)

Core 1

Core References

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

Scores

CVSS v3 7.8

EPSS 0.0011

EPSS Percentile 1.5%

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-823

Status published

Products (5)

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

Published Jul 24, 2026

Tracked Since Jul 24, 2026