CVE-2026-58766: High severity Linux arm-smmu-v3.c (ARM SMMUv3 driver) vulnerability
Published Sep 15, 2026
·Updated
In multiple functions of arm-smmu-v3.c, there is a possible escalation of privilege due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected Software
2 affected components
Linux arm-smmu-v3.c (ARM SMMUv3 driver)
Google Android
Event History
Sep 15, 2026
CVE Published
via MITRE·06:34 PM
Data Sourced
via MITRE·06:34 PM
DescriptionWeakness
Data Sourced
via NVD·07:17 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What level of access does an attacker need to exploit this issue?
Exploitation requires local access. No additional execution privileges and no user interaction are needed.
2
What is the potential impact if exploitation succeeds?
A successful exploit could allow an attacker to escalate privileges locally.