CVE-2026-56934

Published Nov 10, 2026 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Description
In arm_lpae_split_blk_unmap of drivers/iommu/io-pgtable-arm-common.c, there is a possible Logic error 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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

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History
Type Values Removed Values Added
Weaknesses CWE-693
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Title Logic Error in IOMMU Split Block Unmap May Allow Local Privilege Escalation on Android
Weaknesses CWE-766
Type Values Removed Values Added
Title Logic Error in IOMMU Split Block Unmap May Allow Local Privilege Escalation on Android
Weaknesses CWE-766
Type Values Removed Values Added
Description In arm_lpae_split_blk_unmap of drivers/iommu/io-pgtable-arm-common.c, there is a possible Logic error 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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Weaknesses

Sources

Status
PUBLISHED
Assigner
Google_Devices
Published
Updated
Nov 13, 2026, 2:31 PM
Reserved
Jun 23, 2026, 4:12 PM
Status
Awaiting Analysis
Published
Nov 10, 2026, 8:19 PM
Modified
Nov 13, 2026, 3:17 PM