CVE-2026-20508
Received Received - Intake

Type Confusion in Power HAL Leads to Privilege Escalation

Publication date: 2026-09-07

Last updated on: 2026-09-07

Assigner: MediaTek, Inc.

Description
In Power HAL, there is a possible escalation of privilege due to type confusion. 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: ALPS11165543; Issue ID: MSV-9012.

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Meta Information

Published
2026-09-07
Last Modified
2026-09-07
Generated
2026-09-07
AI Q&A
2026-09-07
EPSS Evaluated
N/A
NVD
CVE-2026-20508
EUVD
EUVD-2026-72201

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
mediatek power_hal *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-843 The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

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Executive Summary

This vulnerability in Power HAL involves a type confusion issue that could allow an attacker with System privilege to escalate privileges further. It does not require user interaction to exploit.

Impact Analysis

If exploited, this vulnerability could allow an attacker with existing System privileges to gain higher privileges, potentially compromising the entire system.

Compliance Impact

The provided CVE data does not specify any direct impact on compliance with standards like GDPR or HIPAA. The vulnerability involves a privilege escalation in Power HAL, which could allow local escalation if System privilege is already obtained. Without additional context on data handling or exposure, its compliance impact remains unclear.

Mitigation Strategies

Apply the patch identified as ALPS11165543 to address the type confusion issue in Power HAL. Ensure the System privilege is not granted to untrusted actors to prevent potential exploitation.

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