Out-of-bounds Write Vulnerability in Arm-SMMU Driver by Android
CVE-2025-48624

7.8HIGH

Key Information:

Vendor

Google
Status
Android
Vendor
CVE Published:
8 December 2025

What is CVE-2025-48624?

The Arm-SMMU driver in Android has a vulnerability that allows an out-of-bounds write through multiple functions in the arm-smmu-v3.c file. This issue arises from inadequate input validation, which can potentially lead to a local escalation of privilege. Importantly, the exploitation of this vulnerability does not require any additional execution privileges or user interaction, making it a significant risk for affected systems.

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Affected Version(s)

Android Android kernel

References

https://android.googlesource.com/kernel/common/+/0668e45a...
https://source.android.com/security/bulletin/2025-12-01

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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