Privilege Escalation Vulnerability in Android's ARM SMMU by Google
CVE-2026-58755

6.7MEDIUM

Key Information:

Vendor

Google
Status
Android
Vendor
CVE Published:
15 September 2026

What is CVE-2026-58755?

A logic error in the smmu_install_nested_ste function of arm-smmu-v3.c could potentially allow local escalation of privilege, enabling an attacker to gain system execution privileges without user interaction. This presents a significant security risk for affected Android devices, as the flaw can be exploited under certain conditions.

Affected Version(s)

Android Android kernel

References

https://source.android.com/docs/security/bulletin/pixel/2...

CVSS V3.1

Score:
6.7
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.