ALSA-2023:4571

    Dashboard / Vulnerabilities / ALSA-2023:4571

    ALSA-2023:4571

    Published: 8 Aug 2023Last Modified: 4 Feb 2026

    Summary: Important: iperf3 security update

    Details: 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): * iperf3: memory allocation hazard and crash (CVE-2023-38403) 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.

    References: https://access.redhat.com/errata/RHSA-2023:4571, https://access.redhat.com/security/cve/CVE-2023-38403, https://bugzilla.redhat.com/2222204, https://errata.almalinux.org/9/ALSA-2023-4571.html

    Affected packages

    Package

    Name: iperf3

    Purl: pkg:rpm/almalinux/iperf3

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.9-10.el9_2.alma

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    ALSA-2023:4571 | CVE-DB