In iperf before 3.19.1, net.c has a buffer overflow when --skip-rx-copy is used (for MSG_TRUNC in recv).
https://github.com/esnet/iperf/releases/tag/3.19.1
https://github.com/esnet/iperf/commit/969b7f70c447513e92c9798f22e82b40ebc53bf0
Source: Mitre, NVD
Published: 2025-08-03
Updated: 2025-08-05
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS: 0.0004