CVE-2025-11617 - CVE House
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Status published Medium CVE-2025-11617

Buffer Over-read when receiving IPv6 packets with incorrect payload length in FreeRTOS-Plus-TCP

Vulnerability Description

A missing validation check in FreeRTOS-Plus-TCP's IPv6 packet processing code can lead to an out-of-bounds read when receiving a IPv6 packet with incorrect payload lengths in the packet header. This issue only affects applications using IPv6. We recommend users upgrade to the latest version and ensure any forked or derivative code is patched to incorporate the new fixes.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

FreeRTOS-Plus-TCP
Vulnerable Versions:
4.0.0

Timeline

Official Publish: October 10th, 2025
Last Modified: October 10th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L

Weaknesses (CWE)