Description
iperf3 before 3.14 allows peers to cause an integer overflow and heap corruption via a crafted length field.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | iperf3 | 3.14-1 | — |
| Debian 13 | iperf3 | 3.14-1 | — |
| Debian 12 | iperf3 | 3.12-1+deb12u1 | DSA-5455-1 |
| Debian 11 | iperf3 | 3.9-1+deb11u1 | DSA-5455-1 |
| Debian 10 | iperf3 | 3.6-2+deb10u1 | DLA-3506-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | iperf3 | No fix yet | — |
| Ubuntu 25.10 | iperf3 | No fix yet | — |
| Ubuntu 22.04 LTS | iperf3 | 3.9-1+deb11u1build0.22.04.1 | USN-6431-2 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | iperf3 | 3.7-3ubuntu0.1~esm1 | USN-6431-1 |
| Ubuntu Pro 18.04 LTS | iperf3 | 3.1.3-1ubuntu0.1~esm1 | USN-6431-1 |
| Ubuntu Pro 16.04 LTS | iperf3 | 3.0.11-1ubuntu0.1~esm2 | USN-6431-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | iperf3 | 3.9-10.el9_2 | RHSA-2023:4571 |
| RHEL 8 | iperf3 | 3.5-7.el8_8 | RHSA-2023:4570 |
| RHEL 7 | iperf3 +1 | 3.1.7-3.el7_9 | RHSA-2023:4326 |
Show 9 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9.0 EUS | iperf3 | 3.9-10.el9_0 | RHSA-2023:4431 |
| RHEL 8.6 EUS | iperf3 | 3.5-7.el8_6 | RHSA-2023:4414 |
| RHEL 8.4 TUS | iperf3 | 3.5-7.el8_4 | RHSA-2023:4432 |
| RHEL 8.4 E4S | iperf3 | 3.5-7.el8_4 | RHSA-2023:4432 |
| RHEL 8.4 AUS | iperf3 | 3.5-7.el8_4 | RHSA-2023:4432 |
| RHEL 8.2 TUS | iperf3 | 3.5-4.el8_2 | RHSA-2023:4415 |
| RHEL 8.2 E4S | iperf3 | 3.5-4.el8_2 | RHSA-2023:4415 |
| RHEL 8.2 AUS | iperf3 | 3.5-4.el8_2 | RHSA-2023:4415 |
| RHEL 8.1 E4S | iperf3 | 3.5-4.el8_1 | RHSA-2023:4416 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 9 | iperf3 | 3.9-10.el9_2.alma | ALSA-2023:4571 |
| AlmaLinux 8 | iperf3 | 3.5-7.el8_8.alma | ALSA-2023:4570 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 9 | iperf3 | 3.9-10.el9_2 | RLSA-2023:4571 |
| Rocky Linux 8 | iperf3 | 3.5-7.el8_8 | RLSA-2023:4570 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP5 | iperf | 3.5-150000.3.3.1 | SUSE-SU-2023:3887-1, SUSE-SU-2023:2987-1 |
| SLES 15 SP4 | iperf | 3.5-150000.3.3.1 | SUSE-SU-2023:3887-1, SUSE-SU-2023:2987-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE Enterprise Storage 7.1 | iperf | 3.5-150000.3.3.1 | SUSE-SU-2023:3887-1, SUSE-SU-2023:2987-1 |
| SUSE Enterprise Storage 7 | iperf | 3.5-150000.3.3.1 | SUSE-SU-2023:2987-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.5 | iperf | 3.5-150000.3.3.1 | SUSE-SU-2023:3887-1, SUSE-SU-2023:2987-1 |
| openSUSE Leap 15.4 | iperf | 3.5-150000.3.3.1 | SUSE-SU-2023:3887-1, SUSE-SU-2023:2987-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.17 | iperf3 | 3.12-r1 | — |
| Alpine v3.16 | iperf3 | 3.11-r1 | — |
| Alpine v3.15 | iperf3 | 3.10.1-r1 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | iperf3 +1 | 3.11-1.amzn2023.0.4 | ALAS2023-2023-274 |
| Amazon Linux 2 | iperf3 +1 | 3.1.7-2.amzn2.0.3 | ALAS2-2023-2153 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | iperf3 | 3.14-1 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | iperf3 | 3.9-10.el9_2 | ELSA-2023-4571 |
| Oracle Linux 8 | iperf3 | 3.5-7.el8_8 | ELSA-2023-4570 |
| Oracle Linux 7 | iperf3 +1 | 3.1.7-3.el7_9 | ELSA-2023-4326 |
Advisories 26
- ALSA-2023:4571 Important: iperf3 security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2023:4570 Important: iperf3 security update AlmaLinux Security Advisories · Oct 29, 2026
- WID-SEC-2023-2917 Xerox FreeFlow Print Server: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jun 30, 2026
- RHSA-2023:4326 Red Hat Security Advisory: iperf3 security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- USN-6431-1 iperf3 vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- USN-6431-2 iperf3 vulnerability Ubuntu Security Notices (USN) · Apr 27, 2026
- DSA-5455-1 iperf3 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3506-1 iperf3 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- RLSA-2023:4570 Important: iperf3 security update Rocky Linux Security Advisories · Feb 5, 2026
- RLSA-2023:4571 Important: iperf3 security update Rocky Linux Security Advisories · Feb 4, 2026
- SUSE-SU-2023:3887-1 Security update for iperf SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2987-1 Security update for iperf SUSE / openSUSE Security Updates · Feb 4, 2026
- RHSA-2023:4570 Red Hat Security Advisory: iperf3 security update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- RHSA-2023:4571 Red Hat Security Advisory: iperf3 security update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- RHSA-2023:4431 Red Hat Security Advisory: iperf3 security update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- RHSA-2023:4432 Red Hat Security Advisory: iperf3 security update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- RHSA-2023:4415 Red Hat Security Advisory: iperf3 security update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- RHSA-2023:4416 Red Hat Security Advisory: iperf3 security update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- RHSA-2023:4414 Red Hat Security Advisory: iperf3 security update Red Hat Security Advisories (RHSA) · Nov 22, 2025
- WID-SEC-2023-2753 Apple macOS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Feb 29, 2024
- WID-SEC-2023-1924 Red Hat Enterprise Linux: Schwachstelle ermöglicht Denial of Service BSI CERT-Bund (WID) · Jan 14, 2024
- ELSA-2023-4570 Important: iperf3 security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Aug 11, 2023
- ELSA-2023-4571 Important: iperf3 security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Aug 10, 2023
- ALAS2023-2023-274 Important: iperf3 security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Aug 9, 2023
- ELSA-2023-4326 Important: iperf3 security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Jul 31, 2023
- ALAS2-2023-2153 Important: iperf3 security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Jul 25, 2023
References
- https://downloads.es.net/pub/iperf/esnet-secadv-2023-0001.txt.asc
- https://github.com/esnet/iperf/commit/0ef151550d96cc4460f98832df84b4a1e87c65e9
- https://bugs.debian.org/1040830
- https://github.com/esnet/iperf/issues/1542
- https://cwe.mitre.org/data/definitions/130.html
- [debian-lts-announce] 20230725 [SECURITY] [DLA 3506-1] iperf3 security update mailing-list
- FEDORA-2023-5f3b4c0b97 vendor-advisory
- FEDORA-2023-04243a1845 vendor-advisory
- https://security.netapp.com/advisory/ntap-20230818-0016/
- https://support.apple.com/kb/HT213984
- https://support.apple.com/kb/HT213985
- 20231025 APPLE-SA-10-25-2023-4 macOS Sonoma 14.1 mailing-list
- 20231025 APPLE-SA-10-25-2023-5 macOS Ventura 13.6.1 mailing-list