CVE-2026-101276
UNKNOWN
NVD
CVSS Score
0
Severity
UNKNOWN
Published
Sep 30, 2026
Vendor
unknown
Description
iperf3 3.21 (esnet/iperf) contains a remote, unauthenticated heap use-after-free: the server's per-test watchdog server_timer_proc() frees streams without cancelling/joining their worker threads, so a blocked worker dereferences a freed iperf_stream; fixed in 3.22.