CVE-2026-20438
Undergoing Analysis Undergoing Analysis - In Progress
Race Condition Out-of-Bounds Write in MAE Enables Privilege Escalation

Publication date: 2026-03-02

Last updated on: 2026-03-03

Assigner: MediaTek, Inc.

Description
In MAE, there is a possible out of bounds write due to a race condition. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10431920; Issue ID: MSV-5835.
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2026-03-02
Last Modified
2026-03-03
Generated
2026-06-16
AI Q&A
2026-03-02
EPSS Evaluated
2026-06-15
NVD
CVE-2026-20438
EUVD
EUVD-2026-9163
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google android 15.0
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-367 The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check.
Attack-Flow Graph
AI Quick Actions
Instant insights powered by AI
Executive Summary

This vulnerability exists in MAE and is caused by a race condition that leads to a possible out of bounds write.

It can be exploited without any user interaction if a malicious actor already has System privilege.

The issue could allow local escalation of privilege.

Impact Analysis

If exploited, this vulnerability could allow an attacker who already has System privilege to escalate their privileges further locally.

This means the attacker could gain higher-level access or control over the affected system.

Compliance Impact

I don't know

Detection Guidance

I don't know

Mitigation Strategies

I don't know

Chat Assistant
Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-20438. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70
EPSS Chart