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MiracleLinux 7 : microcode_ctl-2.1-73.16.el7 (AXEA:2023-6332:07)

medium Nessus Plugin ID 291414

Synopsis

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

Description

The remote MiracleLinux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXEA:2023-6332:07 advisory.

 - Insufficient granularity of access control in out-of-band management in some Intel(R) Atom and Intel Xeon Scalable Processors may allow a privileged user to potentially enable escalation of privilege via adjacent network access. (CVE-2022-21216)

 - Incorrect default permissions in some memory controller configurations for some Intel(R) Xeon(R) Processors when using Intel(R) Software Guard Extensions which may allow a privileged user to potentially enable escalation of privilege via local access. (CVE-2022-33196)

 - Incorrect calculation in microcode keying mechanism for some 3rd Generation Intel(R) Xeon(R) Scalable Processors may allow a privileged user to potentially enable information disclosure via local access.
 (CVE-2022-33972)

 - Improper isolation of shared resources in some Intel(R) Processors when using Intel(R) Software Guard Extensions may allow a privileged user to potentially enable information disclosure via local access.
 (CVE-2022-38090)

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.

See Also

https://tsn.miraclelinux.com/en/node/17516

Plugin Details

Severity: Medium

ID: 291414

File Name: miracle_linux_AXEA-2023-6332.nasl

Version: 1.1

Type: local

Published: 1/19/2026

Updated: 1/19/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

Vendor

Vendor Severity: N/a

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2022-21216

CVSS v3

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.9

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

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

Vulnerability Information

CPE: p-cpe:/a:miracle:linux:microcode_ctl, cpe:/o:miracle:linux:7

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/15/2023

Vulnerability Publication Date: 2/16/2023

Reference Information

CVE: CVE-2022-21216, CVE-2022-33196, CVE-2022-33972, CVE-2022-38090