---
id: CVE-2025-20722
title: >-
  In gnss driver, there is a possible out of bounds read due to an integer
  overflow
summary: >-
  In gnss driver, there is a possible out of bounds read due to an integer
  overflow. This could lead to local information disclosure if a malicious actor
  has already obtained the System privilege. User interaction is not needed for
  exploit…
severity: medium
cvss: 5.5
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'
cwe:
  - CWE-190
vendor: rdkcentral
product: rdk-b
affected:
  - rdk-b = 2024q1
  - android = 14.0
  - android = 15.0
  - openwrt = 21.02.0
  - openwrt = 23.05
published: '2025-10-14'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T12:10:00.217'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-20722'
references:
  - url: 'https://corp.mediatek.com/product-security-bulletin/October-2025'
    label: security@mediatek.com
tags:
  - nvd
epss: 0.00088
epssPercentile: 0.00353
ingestedAt: '2026-10-08T11:31:27.373Z'
---

## Overview

In gnss driver, there is a possible out of bounds read due to an integer overflow. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS09920036; Issue ID: MSV-3798.

## Affected

- `rdk-b = 2024q1`
- `android = 14.0`
- `android = 15.0`
- `openwrt = 21.02.0`
- `openwrt = 23.05`

## Remediation

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