CVE-2025-5688

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.

CVSS

No CVSS.

References

Link	Resource
https://aws.amazon.com/security/security-bulletins/AWS-2025-012/
https://github.com/FreeRTOS/FreeRTOS-Plus-TCP/releases/tag/V4.3.2
https://github.com/FreeRTOS/FreeRTOS-Plus-TCP/security/advisories/GHSA-5x4f-fvv8-wr65

Configurations

No configuration.

History

14 Oct 2025, 18:15

Type	Values Removed	Values Added
References		() https://github.com/FreeRTOS/FreeRTOS-Plus-TCP/releases/tag/V4.3.2 - () https://github.com/FreeRTOS/FreeRTOS-Plus-TCP/security/advisories/GHSA-5x4f-fvv8-wr65 -

05 Jun 2025, 20:12

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-06-04 17:15

Updated : 2025-10-14 18:15

NVD link : CVE-2025-5688

Mitre link : CVE-2025-5688

CVE.ORG link : CVE-2025-5688

JSON object : View

Products Affected

No product.

CWE

CWE-787

Out-of-bounds Write

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