Critical 9.2

CVE-2026-101276

iperf3 3.21 (esnet/iperf) contains a remote, unauthenticated heap use-after-free: the server's per-test watchdog server…

esnet iperf3 iperf3 iperf3 Debian Ubuntu Azure Linux

Sep 30, 2026

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iperf3

iperf3 3.21 (esnet/iperf) contains a remote, unauthenticated heap use-after-free: the server's per-test watchdog server…