GPU DDK - Incorrect Index Calculation in CMA Cleanup Path of AllocOSPages_Sparse

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-41154
StatePUBLISHED
Assignerimaginationtech
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-10 21:16:54 UTC
Updated2026-07-13 19:24:52 UTC
DescriptionSoftware installed and run as a non-privileged user may cause OOB kernel memory reads or writes through GPU API calls. When indexing pages larger than 4kB in the page freeing logic of the sparse memory implementation, incorrect buffer indexing leads to OOB access.

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: 0.001310000 probability, percentile 0.030950000 (date 2026-07-14)

Problem Types: CWE-787 | CWE-787 CWE-787: Out-of-bounds Write

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 unaffected 1.18 RTM2 custom Linux, Android
CNA Imagination Technologies Graphics DDK unaffected 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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