Rocky Linux 9 [CIQ] Security Update: microcode_ctl Multiple Vulnerabilities (crlsa-2024_9401)

medium Nessus Plugin ID 357913

Synopsis

The Rocky Linux host is missing one or more security updates.

Description

The Rocky Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the CIQ crlsa-2024_9401 advisory.

* kernel: local privilege escalation on Intel microcode on Intel(R) Xeon(R) (CVE-2023-22655)

* kernel: Local information disclosure on Intel(R) Atom(R) processors (CVE-2023-28746)

* kernel: Local information disclosure in some Intel(R) processors (CVE-2023-38575)

* kernel: Possible Denial of Service on Intel(R) Processors (CVE-2023-39368)

* kernel: Local information disclosure on Intel(R) Xeon(R) D processors with Intel(R) SGX due to incorrect calculation in microcode (CVE-2023-43490)

* intel-microcode: Race conditions in some Intel(R) Processors (CVE-2023-45733)

* intel-microcode: Unexpected behavior in Intel(R) Core(TM) Ultra Processors (CVE-2023-46103)

Tenable has extracted the preceding description block directly from the CIQ 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 affected microcode_ctl package based on the guidance in CIQ advisory crlsa-2024_9401.

Plugin Details

Severity: Medium

ID: 357913

File Name: ciq_rocky_linux_9_crlsa-2024_9401.nasl

Version: 1.1

Type: Local

Family: Rocky Linux Local Security Checks

Published: 10/1/2026

Updated: 10/1/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5

Percentile: 94.59

Vendor

Vendor Severity: Unknown

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2023-28746

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list, Host/OS/extended-third-party

Exploit Ease: No known exploits are available

Patch Publication Date: 3/17/2025

Vulnerability Publication Date: 3/12/2024

Reference Information

CVE: CVE-2023-22655, CVE-2023-28746, CVE-2023-38575, CVE-2023-39368, CVE-2023-43490, CVE-2023-45733, CVE-2023-46103

Detections

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