CVE-2026-101276

esnet / iperf3 PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
esnet / iperf3	affected 3.21

CWE

CWE-416

References

https://newreleases.io/project/github/esnet/iperf/release/3.22

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.