CVE-2025-54351 | esnet iperf3 up to 3.19.0 net.c MSG_TRUNC unprotected alternate channel

A vulnerability classified as problematic was found in esnet iperf3 up to 3.19.0. This vulnerability affects unknown code of the file net.c. The manipulation of the argument MSG_TRUNC leads to unprotected alternate channel.

This vulnerability was named CVE-2025-54351. The attack can be initiated remotely. There is no exploit available.

It is recommended to upgrade the affected component.