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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: iperf3 security update
Advisory ID:       RHSA-2023:4432-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:4432
Issue date:        2023-08-02
CVE Names:         CVE-2023-38403 
=====================================================================

1. Summary:

An update for iperf3 is now available for Red Hat Enterprise Linux 8.4
Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4
Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 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 AUS (v.8.4) - x86_64
Red Hat Enterprise Linux AppStream E4S (v.8.4) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux AppStream TUS (v.8.4) - 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 AUS (v.8.4):

Source:
iperf3-3.5-7.el8_4.src.rpm

x86_64:
iperf3-3.5-7.el8_4.i686.rpm
iperf3-3.5-7.el8_4.x86_64.rpm
iperf3-debuginfo-3.5-7.el8_4.i686.rpm
iperf3-debuginfo-3.5-7.el8_4.x86_64.rpm
iperf3-debugsource-3.5-7.el8_4.i686.rpm
iperf3-debugsource-3.5-7.el8_4.x86_64.rpm

Red Hat Enterprise Linux AppStream E4S (v.8.4):

Source:
iperf3-3.5-7.el8_4.src.rpm

aarch64:
iperf3-3.5-7.el8_4.aarch64.rpm
iperf3-debuginfo-3.5-7.el8_4.aarch64.rpm
iperf3-debugsource-3.5-7.el8_4.aarch64.rpm

ppc64le:
iperf3-3.5-7.el8_4.ppc64le.rpm
iperf3-debuginfo-3.5-7.el8_4.ppc64le.rpm
iperf3-debugsource-3.5-7.el8_4.ppc64le.rpm

s390x:
iperf3-3.5-7.el8_4.s390x.rpm
iperf3-debuginfo-3.5-7.el8_4.s390x.rpm
iperf3-debugsource-3.5-7.el8_4.s390x.rpm

x86_64:
iperf3-3.5-7.el8_4.i686.rpm
iperf3-3.5-7.el8_4.x86_64.rpm
iperf3-debuginfo-3.5-7.el8_4.i686.rpm
iperf3-debuginfo-3.5-7.el8_4.x86_64.rpm
iperf3-debugsource-3.5-7.el8_4.i686.rpm
iperf3-debugsource-3.5-7.el8_4.x86_64.rpm

Red Hat Enterprise Linux AppStream TUS (v.8.4):

Source:
iperf3-3.5-7.el8_4.src.rpm

aarch64:
iperf3-3.5-7.el8_4.aarch64.rpm
iperf3-debuginfo-3.5-7.el8_4.aarch64.rpm
iperf3-debugsource-3.5-7.el8_4.aarch64.rpm

ppc64le:
iperf3-3.5-7.el8_4.ppc64le.rpm
iperf3-debuginfo-3.5-7.el8_4.ppc64le.rpm
iperf3-debugsource-3.5-7.el8_4.ppc64le.rpm

s390x:
iperf3-3.5-7.el8_4.s390x.rpm
iperf3-debuginfo-3.5-7.el8_4.s390x.rpm
iperf3-debugsource-3.5-7.el8_4.s390x.rpm

x86_64:
iperf3-3.5-7.el8_4.i686.rpm
iperf3-3.5-7.el8_4.x86_64.rpm
iperf3-debuginfo-3.5-7.el8_4.i686.rpm
iperf3-debuginfo-3.5-7.el8_4.x86_64.rpm
iperf3-debugsource-3.5-7.el8_4.i686.rpm
iperf3-debugsource-3.5-7.el8_4.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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