An iperf3 security update has been released for Red Hat Enterprise Linux 8.1.

[RHSA-2023:4416-01] Important: iperf3 security update

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Red Hat Security Advisory

Synopsis: Important: iperf3 security update
Advisory ID: RHSA-2023:4416-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:4416
Issue date: 2023-08-01
CVE Names: CVE-2023-38403
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1. Summary:

An update for iperf3 is now available for Red Hat Enterprise Linux 8.1
Update Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream E4S (v. 8.1) - aarch64, ppc64le, s390x, x86_64

3. Description:

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.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed ( https://bugzilla.redhat.com/):

2222204 - CVE-2023-38403 iperf3: memory allocation hazard and crash

6. Package List:

Red Hat Enterprise Linux AppStream E4S (v. 8.1):

Source:
iperf3-3.5-4.el8_1.src.rpm

aarch64:
iperf3-3.5-4.el8_1.aarch64.rpm
iperf3-debuginfo-3.5-4.el8_1.aarch64.rpm
iperf3-debugsource-3.5-4.el8_1.aarch64.rpm

ppc64le:
iperf3-3.5-4.el8_1.ppc64le.rpm
iperf3-debuginfo-3.5-4.el8_1.ppc64le.rpm
iperf3-debugsource-3.5-4.el8_1.ppc64le.rpm

s390x:
iperf3-3.5-4.el8_1.s390x.rpm
iperf3-debuginfo-3.5-4.el8_1.s390x.rpm
iperf3-debugsource-3.5-4.el8_1.s390x.rpm

x86_64:
iperf3-3.5-4.el8_1.i686.rpm
iperf3-3.5-4.el8_1.x86_64.rpm
iperf3-debuginfo-3.5-4.el8_1.i686.rpm
iperf3-debuginfo-3.5-4.el8_1.x86_64.rpm
iperf3-debugsource-3.5-4.el8_1.i686.rpm
iperf3-debugsource-3.5-4.el8_1.x86_64.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2023-38403
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is [secalert@redhat.com]. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.

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