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RHEL 8 : linux-firmware (RHSA-2024:7481)

medium Nessus Plugin ID 208011

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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 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:7481 advisory.

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

 Security Fix(es):

 * kernel: hw:amd:IOMMU improperly handles certain special address leading to a loss of guest integrity (CVE-2023-20584)

 * kernel: hw: amd:Incomplete system memory cleanup in SEV firmware corrupt guest private memory (CVE-2023-31356)

 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-2024:7481.

See Also

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

https://access.redhat.com/errata/RHSA-2024:7481

http://www.nessus.org/u?4e216184

Plugin Details

Severity: Medium

ID: 208011

File Name: redhat-RHSA-2024-7481.nasl

Version: 1.4

Type: local

Agent: unix

Published: 10/2/2024

Updated: 12/16/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.5

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 4.4

Vector: CVSS2#AV:L/AC:H/Au:M/C:C/I:C/A:C

CVSS Score Source: CVE-2023-31315

CVSS v3

Risk Factor: Medium

Base Score: 6

Temporal Score: 5.2

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

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

CVSS Score Source: CVE-2023-20584

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:iwl6050-firmware, p-cpe:/a:redhat:enterprise_linux:iwl5150-firmware, p-cpe:/a:redhat:enterprise_linux:libertas-usb8388-firmware, p-cpe:/a:redhat:enterprise_linux:iwl100-firmware, p-cpe:/a:redhat:enterprise_linux:iwl2000-firmware, p-cpe:/a:redhat:enterprise_linux:libertas-usb8388-olpc-firmware, cpe:/o:redhat:rhel_eus:8.10, 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, cpe:/o:redhat:enterprise_linux:8, 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:libertas-sd8787-firmware, p-cpe:/a:redhat:enterprise_linux:iwl3160-firmware, p-cpe:/a:redhat:enterprise_linux:iwl6000-firmware, p-cpe:/a:redhat:enterprise_linux:libertas-sd8686-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 Ease: No known exploits are available

Patch Publication Date: 10/2/2024

Vulnerability Publication Date: 8/13/2024

Reference Information

CVE: CVE-2023-20584, CVE-2023-31315, CVE-2023-31356

RHSA: 2024:7481