CVE-2025-54349

In iperf before 3.19.1, iperf_auth.c has an off-by-one error and resultant heap-based buffer overflow.

• https://github.com/esnet/iperf/commit/4e5313bab0b9b3fe03513ab54f722c8a3e4b7bdf
  Patch
• https://github.com/esnet/iperf/releases/tag/3.19.1
  Release Notes
• https://lists.debian.org/debian-lts-announce/2025/08/msg00020.html