RockyLinux 9 : microcode_ctl (RLSA-2024:9401)

medium Nessus Plugin ID 232938

Synopsis

The remote RockyLinux host is missing one or more security updates.

Description

The remote RockyLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RLSA-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 RockyLinux 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.

Plugin Details

Severity: Medium

ID: 232938

File Name: rocky_linux_RLSA-2024-9401.nasl

Version: 1.1

Type: local

Family: Rocky Linux Local Security Checks

Published: 3/19/2025

Updated: 3/19/2025

Supported Sensors: Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

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

CPE: cpe:/o:rocky:linux:9, p-cpe:/a:rocky:linux:microcode_ctl

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

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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