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RHEL 7 : linux-firmware (RHSA-2023:7244)

medium Nessus Plugin ID 185774

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Synopsis

The remote Red Hat host is missing one or more security updates for linux-firmware.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:7244 advisory.

 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)

 * hw: amd: Cross-Process Information Leak (CVE-2023-20593)

 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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL linux-firmware package based on the guidance in RHSA-2023:7244.

See Also

http://www.nessus.org/u?e4e80d65

https://access.redhat.com/security/updates/classification/#moderate

https://bugzilla.redhat.com/show_bug.cgi?id=2207625

https://bugzilla.redhat.com/show_bug.cgi?id=2217845

https://access.redhat.com/errata/RHSA-2023:7244

Plugin Details

Severity: Medium

ID: 185774

File Name: redhat-RHSA-2023-7244.nasl

Version: 1.2

Type: local

Agent: unix

Published: 11/15/2023

Updated: 11/7/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:N/A:N

CVSS Score Source: CVE-2023-20593

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS v4

Risk Factor: Critical

Base Score: 9.3

Threat Score: 8.5

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:iwl7265-firmware, cpe:/o:redhat:rhel_aus:7.7, p-cpe:/a:redhat:enterprise_linux:iwl6050-firmware, p-cpe:/a:redhat:enterprise_linux:iwl5150-firmware, p-cpe:/a:redhat:enterprise_linux:iwl100-firmware, p-cpe:/a:redhat:enterprise_linux:iwl2000-firmware, p-cpe:/a:redhat:enterprise_linux:iwl1000-firmware, p-cpe:/a:redhat:enterprise_linux:iwl3945-firmware, p-cpe:/a:redhat:enterprise_linux:iwl6000g2a-firmware, p-cpe:/a:redhat:enterprise_linux:iwl105-firmware, p-cpe:/a:redhat:enterprise_linux:iwl5000-firmware, p-cpe:/a:redhat:enterprise_linux:iwl7260-firmware, p-cpe:/a:redhat:enterprise_linux:linux-firmware, p-cpe:/a:redhat:enterprise_linux:iwl4965-firmware, p-cpe:/a:redhat:enterprise_linux:iwl6000g2b-firmware, p-cpe:/a:redhat:enterprise_linux:iwl3160-firmware, p-cpe:/a:redhat:enterprise_linux:iwl6000-firmware, p-cpe:/a:redhat:enterprise_linux:iwl135-firmware, p-cpe:/a:redhat:enterprise_linux:iwl2030-firmware

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/15/2023

Vulnerability Publication Date: 7/24/2023

Reference Information

CVE: CVE-2023-20569, CVE-2023-20593

CWE: 1239

RHSA: 2023:7244