Description

We have identified a buffer overflow issue allowing out-of-bounds write when processing LLMNR or mDNS queries with very long DNS names. This issue only affects systems using Buffer Allocation Scheme 1 with LLMNR or mDNS enabled. Users should upgrade to the latest version and ensure any forked or derivative code is patched to incorporate the new fixes.

INFO

Published Date :

2025-06-04T17:09:54.718Z

Last Modified :

2025-10-14T18:05:10.779Z

Source :

AMZN
AFFECTED PRODUCTS

The following products are affected by CVE-2025-5688 vulnerability.

Vendors Products
Amazon
  • Freertos
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-5688.

URL Resource
https://aws.amazon.com/security/security-bulletins/AWS-2025-012/ cve-icon cve-icon
https://github.com/FreeRTOS/FreeRTOS-Plus-TCP/releases/tag/V4.3.2 cve-icon cve-icon
https://github.com/FreeRTOS/FreeRTOS-Plus-TCP/security/advisories/GHSA-5x4f-fvv8-wr65 cve-icon cve-icon
Login to claim this CVE

CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability