Back to search
CVE-2025-5688
Published: Jun 4, 2025
Modified: Oct 14, 2025
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
Amazon | FreeRTOS | affected 2.3.4 - < 4.3.2 |
Weaknesses (CWE)
Security Training
Train your team to recognize and prevent security threats with our comprehensive security awareness program.
Start TrainingVulnerability Scanning
Discover vulnerabilities in your applications and infrastructure before attackers do.
Scan Now