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iperf3

Internet Protocol bandwidth measuring tool

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general
  • source: iperf3 (main)
  • version: 3.20-2.1
  • maintainer: Roberto Lumbreras (DMD)
  • arch: any
  • std-ver: 4.7.4
  • VCS: Git (Browse, QA)
versions [more versions can be listed by madison] [old versions available from snapshot.debian.org]
[pool directory]
  • o-o-stable: 3.9-1+deb11u1
  • o-o-sec: 3.9-1+deb11u3
  • oldstable: 3.12-1+deb12u2
  • old-sec: 3.12-1+deb12u1
  • stable: 3.18-2+deb13u2
  • testing: 3.20-2.1
  • unstable: 3.20-2.1
versioned links
  • 3.9-1+deb11u1: [.dsc, use dget on this link to retrieve source package] [changelog] [copyright] [rules] [control]
  • 3.9-1+deb11u3: [.dsc, use dget on this link to retrieve source package] [changelog] [copyright] [rules] [control]
  • 3.12-1+deb12u1: [.dsc, use dget on this link to retrieve source package] [changelog] [copyright] [rules] [control]
  • 3.12-1+deb12u2: [.dsc, use dget on this link to retrieve source package] [changelog] [copyright] [rules] [control]
  • 3.18-2+deb13u2: [.dsc, use dget on this link to retrieve source package] [changelog] [copyright] [rules] [control]
  • 3.20-2.1: [.dsc, use dget on this link to retrieve source package] [changelog] [copyright] [rules] [control]
binaries
  • iperf3
  • libiperf-dev
  • libiperf0
action needed
A new upstream version is available: 3.21 high
A new upstream version 3.21 is available, you should consider packaging it.
Created: 2026-04-16 Last update: 2026-08-19 20:01
1 security issue in sid high

There is 1 open security issue in sid.

1 important issue:
  • CVE-2026-71217: A flaw was found in iperf3. A remote attacker can exploit this vulnerability by sending crafted control-channel JSON with oversized numeric parameters, such as `parallel` and `len`, which are not properly validated by the server. This improper input validation can lead to excessive stream and thread creation, as well as large buffer allocations, causing resource exhaustion. Consequently, this can result in a Denial of Service (DoS) on the affected iperf3 server.
Created: 2026-08-12 Last update: 2026-08-14 17:03
1 security issue in forky high

There is 1 open security issue in forky.

1 important issue:
  • CVE-2026-71217: A flaw was found in iperf3. A remote attacker can exploit this vulnerability by sending crafted control-channel JSON with oversized numeric parameters, such as `parallel` and `len`, which are not properly validated by the server. This improper input validation can lead to excessive stream and thread creation, as well as large buffer allocations, causing resource exhaustion. Consequently, this can result in a Denial of Service (DoS) on the affected iperf3 server.
Created: 2026-08-12 Last update: 2026-08-14 17:03
1 low-priority security issue in trixie low

There is 1 open security issue in trixie.

1 issue left for the package maintainer to handle:
  • CVE-2026-71217: (needs triaging) A flaw was found in iperf3. A remote attacker can exploit this vulnerability by sending crafted control-channel JSON with oversized numeric parameters, such as `parallel` and `len`, which are not properly validated by the server. This improper input validation can lead to excessive stream and thread creation, as well as large buffer allocations, causing resource exhaustion. Consequently, this can result in a Denial of Service (DoS) on the affected iperf3 server.

You can find information about how to handle this issue in the security team's documentation.

Created: 2026-08-12 Last update: 2026-08-14 17:03
debian/patches: 2 patches to forward upstream low

Among the 2 debian patches available in version 3.20-2.1 of the package, we noticed the following issues:

  • 2 patches where the metadata indicates that the patch has not yet been forwarded upstream. You should either forward the patch upstream or update the metadata to document its real status.
Created: 2023-02-26 Last update: 2026-04-16 11:47
testing migrations
  • This package will soon be part of the auto-openssl transition. You might want to ensure that your package is ready for it. You can probably find supplementary information in the debian-release archives or in the corresponding release.debian.org bug.
news
[rss feed]
  • [2026-04-21] iperf3 3.20-2.1 MIGRATED to testing (Debian testing watch)
  • [2026-04-15] Accepted iperf3 3.20-2.1 (source) into unstable (Andreas Tille)
  • [2025-12-20] Accepted iperf3 3.18-2+deb13u2 (source) into proposed-updates (Debian FTP Masters) (signed by: Roberto Lumbreras)
  • [2025-11-26] iperf3 3.20-2 MIGRATED to testing (Debian testing watch)
  • [2025-11-16] Accepted iperf3 3.20-2 (source) into unstable (Roberto Lumbreras)
  • [2025-11-15] Accepted iperf3 3.20-1 (source) into unstable (Roberto Lumbreras)
  • [2025-11-11] Accepted iperf3 3.19.1-2 (source) into unstable (Roberto Lumbreras)
  • [2025-08-31] Accepted iperf3 3.12-1+deb12u2 (source) into oldstable-proposed-updates (Debian FTP Masters) (signed by: Roberto Lumbreras)
  • [2025-08-31] Accepted iperf3 3.18-2+deb13u1 (source) into proposed-updates (Debian FTP Masters) (signed by: Roberto Lumbreras)
  • [2025-08-24] Accepted iperf3 3.9-1+deb11u3 (source) into oldoldstable-security (Roberto Lumbreras) (signed by: Adrian Bunk)
  • [2025-08-13] iperf3 3.19.1-1 MIGRATED to testing (Debian testing watch)
  • [2025-08-04] Accepted iperf3 3.19.1-1 (source) into unstable (Roberto Lumbreras)
  • [2025-03-06] iperf3 3.18-2 MIGRATED to testing (Debian testing watch)
  • [2025-02-24] Accepted iperf3 3.18-2 (source) into unstable (Roberto Lumbreras)
  • [2025-01-28] Accepted iperf3 3.9-1+deb11u2 (source) into oldstable-security (Markus Koschany)
  • [2025-01-01] iperf3 3.18-1 MIGRATED to testing (Debian testing watch)
  • [2024-12-27] Accepted iperf3 3.18-1 (source) into unstable (Roberto Lumbreras)
  • [2024-06-02] iperf3 3.17.1-1 MIGRATED to testing (Debian testing watch)
  • [2024-05-27] Accepted iperf3 3.17.1-1 (source) into unstable (Roberto Lumbreras)
  • [2024-02-08] iperf3 3.16-1 MIGRATED to testing (Debian testing watch)
  • [2024-01-29] Accepted iperf3 3.16-1 (source) into unstable (Roberto Lumbreras)
  • [2023-10-27] iperf3 3.15-1 MIGRATED to testing (Debian testing watch)
  • [2023-10-16] Accepted iperf3 3.15-1 (source) into unstable (Roberto Lumbreras)
  • [2023-07-25] Accepted iperf3 3.6-2+deb10u1 (source) into oldoldstable (Markus Koschany)
  • [2023-07-22] Accepted iperf3 3.9-1+deb11u1 (source) into oldstable-proposed-updates (Debian FTP Masters) (signed by: Aron Xu)
  • [2023-07-22] Accepted iperf3 3.12-1+deb12u1 (source) into proposed-updates (Debian FTP Masters) (signed by: Aron Xu)
  • [2023-07-17] Accepted iperf3 3.12-1+deb12u1 (source) into stable-security (Debian FTP Masters) (signed by: Aron Xu)
  • [2023-07-17] Accepted iperf3 3.9-1+deb11u1 (source) into oldstable-security (Debian FTP Masters) (signed by: Aron Xu)
  • [2023-07-14] iperf3 3.14-1 MIGRATED to testing (Debian testing watch)
  • [2023-07-11] Accepted iperf3 3.14-1 (source) into unstable (Roberto Lumbreras)
  • 1
  • 2
bugs [bug history graph]
  • all: 1
  • RC: 0
  • I&N: 1
  • M&W: 0
  • F&P: 0
  • patch: 0
links
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  • version: 3.20-2.1build1

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