CVE-2026-34193

GPU DDK - Arbitrary write via UFO updates due insufficient pointer validation in rgxfw_to_ptr()

At a glance

Severity: MEDIUM 4.3
EPSS: EPSS 0.14 % · percentile 4 (2026-10-27)
State: PUBLISHED
Published: 2026-06-01
Updated: 2026-06-01
Assigner: imaginationtech
NVD status: Analyzed

Description

Kernel software installed and running inside a Guest/Host VM may post improper commands to the GPU Firmware to trigger a write of data outside the intended GPU memory. A logic error in the address translation allowed a compromised Host (Kernel) to perform arbitrary writes to firmware memory.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 4.3	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N	CISA-ADP
CVSS 3.1	MEDIUM 4.3	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N	NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Weaknesses (CWE)

CWE-823

European references

ENISA EUVD · EUVD-2026-33627
GCVE · GCVE-0-2026-34193

CERT-FR advisories

CERTFR-2026-AVI-1158 — Multiples vulnérabilités dans Google Android · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:imaginationtech:ddk:*:*:*:*:*:*:*:* < 26.1
cpe:2.3:a:imaginationtech:ddk:26.1:rtm1:*:*:*:*:*:*

Affected products

Product	Versions
Imagination Technologies · Graphics DDK	affected 1.18 RTM ; affected 23.2 RTM ; affected 24.2 RTM ; affected 25.1 RTM ≤ 25.3 RTM ; affected 26.1 RTM1 ; unaffected 26.1 RTM2

References

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

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD