---
id: CVE-2025-31717
title: 'In modem, there is a possible system crash due to improper input validation'
summary: >-
  In modem, there is a possible system crash due to improper input validation.
  This could lead to remote denial of service with no additional execution
  privileges needed.
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
published: '2025-10-11'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T13:10:00.200'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-31717'
references:
  - url: 'https://www.unisoc.com/en/support/announcement/1976557615080263681'
    label: security@unisoc.com
tags:
  - nvd
epss: 0.00639
epssPercentile: 0.48968
ingestedAt: '2026-10-08T13:42:55.092Z'
---

## Overview

In modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed.

## Remediation

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