Description
In smmu_detach_dev of private/google-modules/iommu/arm-smmu-v3/drivers/iommu/arm/arm-smmu-v3/pkvm/arm-smmu-v3.c, there is a possible Use After Free due to a logic error in the code. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.
Published: 2026-11-10
Score: n/a
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 12 Nov 2026 04:00:00 +0000

Type Values Removed Values Added
Title ARM SMMU v3 Driver Use‑After‑Free Causing Local Privilege Escalation in Android
Weaknesses CWE-416

Tue, 10 Nov 2026 19:30:00 +0000

Type Values Removed Values Added
Description In smmu_detach_dev of private/google-modules/iommu/arm-smmu-v3/drivers/iommu/arm/arm-smmu-v3/pkvm/arm-smmu-v3.c, there is a possible Use After Free due to a logic error in the code. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: Google_Devices

Published:

Updated: 2026-11-10T19:20:49.887Z

Reserved: 2026-06-23T16:13:58.908Z

Link: CVE-2026-56944

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-10T20:19:16.407

Modified: 2026-11-10T21:46:38.647

Link: CVE-2026-56944

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-12T03:45:21Z

Weaknesses