---
id: CVE-2026-20472
title: 'In TFA, there is a possible out of bounds write due to a missing bounds check'
summary: >-
  In TFA, there is a possible out of bounds write due to a missing bounds check.
  This could lead to local denial of service if a malicious actor has already
  obtained the System privilege. User interaction is not needed for
  exploitation. Pa…
severity: none
cwe:
  - CWE-787
published: '2026-08-03'
updated: '2026-08-03'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-20472'
references:
  - url: 'https://www.mediatek.com/product-security-bulletin/August-2026'
    label: security@mediatek.com
tags:
  - nvd
ingestedAt: '2026-08-03T06:23:47.321Z'
epss: 0.00143
epssPercentile: 0.02926
---

## Overview

In TFA, there is a possible out of bounds write due to a missing bounds check. This could lead to local denial of service if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10991467; Issue ID: MSV-7764.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.