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

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Summary

CVECVE-2026-45196
StatePUBLISHED
Assignerimaginationtech
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-10 21:16:54 UTC
Updated2026-07-13 19:24:52 UTC
DescriptionKernel 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.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from ADP

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

EPSS: 0.001420000 probability, percentile 0.039230000 (date 2026-07-13)

Problem Types: CWE-280 | CWE-280 CWE-280: Improper Handling of Insufficient Permissions or Privileges (4.15)

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Imagination Technologies Graphics DDK affected 1.18 RTM2 custom Linux, Android
CNA Imagination Technologies Graphics DDK affected 23.2 RTM2 custom Linux, Android
CNA Imagination Technologies Graphics DDK affected 24.2 RTM2 custom Linux, Android
CNA Imagination Technologies Graphics DDK affected 25.1 RTM2 25.3 RTM custom Linux, Android
CNA Imagination Technologies Graphics DDK affected 26.1 RTM1 custom Linux, Android
CNA Imagination Technologies Graphics DDK unaffected 26.1 RTM2 custom Linux, Android

References

ReferenceSourceLinkTags
www.imaginationtech.com/gpu-driver-vulnerabilities 367425dc-4d06-4041-9650-c2dc6aaa27ce www.imaginationtech.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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