linux-firmware: CVSS (Max): 5.6

April 26, 2024

===========================================================================
AUSCERT External Security Bulletin Redistribution

ESB-2024.2542
linux-firmware security update
26 April 2024

===========================================================================

AusCERT Security Bulletin Summary
———————————

Product: linux-firmware
Publisher: Red Hat
Operating System: Red Hat
Resolution: Patch/Upgrade
CVE Names: CVE-2023-20569

Original Bulletin:
https://access.redhat.com/errata/RHSA-2024:2005

Comment: CVSS (Max): 5.6 CVE-2023-20569 (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N)
CVSS Source: Red Hat
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

– ————————–BEGIN INCLUDED TEXT——————–

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

Synopsis: Moderate: linux-firmware security update
Advisory ID: RHSA-2024:2005
Product: Red Hat Enterprise Linux BaseOS AUS (v. 8.2)
Advisory URL: https://access.redhat.com/errata/RHSA-2024:2005
Issue date: 2024-04-23
CVE Names: CVE-2023-20569
=====================================================================

1. Summary:

An update for linux-firmware is now available for Red Hat Enterprise Linux 8.2
Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications Update
Service, and Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact of
Moderate. 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 BaseOS AUS (v. 8.2) – noarch
Red Hat Enterprise Linux BaseOS TUS (v. 8.2) – noarch
Red Hat Enterprise Linux BaseOS E4S (v. 8.2) – noarch

3. Description:

The linux-firmware packages contain all of the firmware files that are required
by various devices to operate.

Security Fix(es):

* hw amd: Return Address Predictor vulnerability leading to information
disclosure (CVE-2023-20569)

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/):

2207625 – CVE-2023-20569 – hw amd: Return Address Predictor vulnerability
leading to information disclosure

6. Package List:

Red Hat Enterprise Linux BaseOS AUS (v. 8.2)

noarch:
iwl100-firmware-0:39.31.5.1-101.el8_2.1.noarch.rpm
iwl1000-firmware-1:39.31.5.1-101.el8_2.1.noarch.rpm
iwl105-firmware-0:18.168.6.1-101.el8_2.1.noarch.rpm
iwl135-firmware-0:18.168.6.1-101.el8_2.1.noarch.rpm
iwl2000-firmware-0:18.168.6.1-101.el8_2.1.noarch.rpm
iwl2030-firmware-0:18.168.6.1-101.el8_2.1.noarch.rpm
iwl3160-firmware-1:25.30.13.0-101.el8_2.1.noarch.rpm
iwl3945-firmware-0:15.32.2.9-101.el8_2.1.noarch.rpm
iwl4965-firmware-0:228.61.2.24-101.el8_2.1.noarch.rpm
iwl5000-firmware-0:8.83.5.1_1-101.el8_2.1.noarch.rpm
iwl5150-firmware-0:8.24.2.2-101.el8_2.1.noarch.rpm
iwl6000-firmware-0:9.221.4.1-101.el8_2.1.noarch.rpm
iwl6000g2a-firmware-0:18.168.6.1-101.el8_2.1.noarch.rpm
iwl6000g2b-firmware-0:18.168.6.1-101.el8_2.1.noarch.rpm
iwl6050-firmware-0:41.28.5.1-101.el8_2.1.noarch.rpm
iwl7260-firmware-1:25.30.13.0-101.el8_2.1.noarch.rpm
libertas-sd8686-firmware-0:20191202-101.gite8a0f4c9.el8_2.noarch.rpm
libertas-sd8787-firmware-0:20191202-101.gite8a0f4c9.el8_2.noarch.rpm
libertas-usb8388-firmware-2:20191202-101.gite8a0f4c9.el8_2.noarch.rpm
libertas-usb8388-olpc-firmware-0:20191202-101.gite8a0f4c9.el8_2.noarch.rpm
linux-firmware-0:20191202-101.gite8a0f4c9.el8_2.noarch.rpm

Source:
linux-firmware-0:20191202-101.gite8a0f4c9.el8_2.src.rpm

Red Hat Enterprise Linux BaseOS TUS (v. 8.2)

Source:
linux-firmware-0:20191202-101.gite8a0f4c9.el8_2.src.rpm

Red Hat Enterprise Linux BaseOS E4S (v. 8.2)

Source:
linux-firmware-0:20191202-101.gite8a0f4c9.el8_2.src.rpm

7. References:

https://access.redhat.com/security/cve/CVE-2023-20569
https://access.redhat.com/security/updates/classification/#moderate

– ————————–END INCLUDED TEXT———————-

You have received this e-mail bulletin as a result of your organisation’s
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT’s members. As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation’s
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin. It may
not be updated when updates to the original are made. If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author’s website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above. If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:

https://www.auscert.org.au/bulletins/

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
===========================================================================Security BulletinsRead More