CVE-2026-20469 - Vulnerability Details - OpenCVE

In trusted_mem, there is a possible escalation of privilege due to improper input validation. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. Patch ID: AUTO00834868; Issue ID: MSV-6533.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Mediatek, Inc.	Mediatek Chipset

No data.

No data.

References

Link	Providers
https://www.mediatek.com/product-security-bulletin/August-2026

History

Mon, 03 Aug 2026 21:30:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 6, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Mon, 03 Aug 2026 09:30:00 +0000

Type	Values Removed	Values Added
Title		Privilege Escalation via Trusted Memory Input Validation Flaw

Mon, 03 Aug 2026 03:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Mediatek, Inc. Mediatek, Inc. mediatek Chipset
Vendors & Products		Mediatek, Inc. Mediatek, Inc. mediatek Chipset

Mon, 03 Aug 2026 02:45:00 +0000

Type	Values Removed	Values Added
Description		In trusted_mem, there is a possible escalation of privilege due to improper input validation. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. Patch ID: AUTO00834868; Issue ID: MSV-6533.
Weaknesses		CWE-123
References		https://www.mediatek.com/product-security-bulletin/August-2026

MITRE

Status: PUBLISHED

Assigner: MediaTek

Published: 2026-08-03T02:05:21.618Z

Updated: 2026-08-03T19:40:26.873Z

Reserved: 2025-11-03T01:30:59.015Z

Link: CVE-2026-20469

Vulnrichment

Updated: 2026-08-03T19:40:22.853Z

NVD

No data.

Redhat

No data.

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