CVE-2026-101276
9.2
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Summary
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 Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| esnet | iperf3 | 3.21 | affected |
Weaknesses
- CWE-416: CWE-416 Use after free
References
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