CVE-2024-53580

iperf v3.17.1 was discovered to contain a segmentation violation via the iperf_exchange_parameters() function.

Iperf is a tool for active measurements of the maximum achievable bandwidth on IP networks. It supports tuning of various parameters related to timing, protocols, and buffers.

Security Fix(es):

iperf v3.17.1 was discovered to contain a segmentation violation via the iperf_exchange_parameters() function.(CVE-2024-53580)

Iperf is a tool which can measure maximum TCP bandwidth and tune various parameters and UDP characteristics. Iperf reports bandwidth, delay jitter, and data-gram loss.

Security Fix(es):

• iperf: Denial of Service in iperf Due to Improper JSON Handling (CVE-2024-53580)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

iperf v3.17.1 was discovered to contain a segmentation violation via the iperf_exchange_parameters() function.

Iperf is a tool which can measure maximum TCP bandwidth and tune various parameters and UDP characteristics. Iperf reports bandwidth, delay jitter, and data-gram loss.

Security Fix(es):

• iperf: Denial of Service in iperf Due to Improper JSON Handling (CVE-2024-53580)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Iperf is a tool which can measure maximum TCP bandwidth and tune various parameters and UDP characteristics. Iperf reports bandwidth, delay jitter, and data-gram loss.

Security Fix(es):

• iperf: Denial of Service in iperf Due to Improper JSON Handling (CVE-2024-53580)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

iperf v3.17.1 was discovered to contain a segmentation violation via the iperf_exchange_parameters() function.

iperf v3.17.1 was discovered to contain a segmentation violation via the iperf_exchange_parameters() function.

• CVE-2024-53580: fix segmentation violation in iperf_exchange_parameters() function

It was discovered that iperf 3.17.1 contains a segmentation violation via the iperf_exchange_parameters() function.

These are all security issues fixed in the iperf-3.18-1.1 package on the GA media of openSUSE Tumbleweed.

Iperf is a tool which can measure maximum TCP bandwidth and tune various parameters and UDP characteristics. Iperf reports bandwidth, delay jitter, and data-gram loss.

Security Fix(es):

• iperf: Denial of Service in iperf Due to Improper JSON Handling (CVE-2024-53580)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

This update for iperf fixes the following issues:

• Update to version 3.18
• CVE-2024-53580: Fixed a segmentation violation via the iperf_exchange_parameters() function. (bsc#1234705)

Jorge Sancho Larraz discovered that iperf3 did not properly manage certain inputs, which could cause the server process to stop responding, waiting for input on the control connection. A remote attacker could possibly use this issue to cause a denial of service. This issue was only addressed in Ubuntu 22.04 LTS. (CVE-2023-7250)

It was discovered that iperf3 had a timing side-channel when performing RSA decryption. An attacker could possibly use this issue to recover sensitive information. This issue was only addressed in Ubuntu 20.04 LTS and Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2024-26306)

It was discovered that iperf3 incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service. This issue was only addressed in Ubuntu 20.04 LTS, Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2024-53580)

Han Lee discovered that iperf3 had an off-by-one heap overflow. An attacker could possibly use this issue to crash the program or execute arbitrary code. This issue was only addressed in Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS and Ubuntu 25.10. (CVE-2025-54349)

Han Lee discovered that iperf3 did not properly manage certain inputs. An attacker could possibly use this issue to cause a denial of service. (CVE-2025-54350)