MiracleLinux 8 : kernel-4.18.0-348.2.1.el8_5 (AXSA:2021-2884:27)

critical Nessus Plugin ID 294434

Synopsis

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

Description

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2021-2884:27 advisory.

* kernel: Insufficient validation of user-supplied sizes for the MSG_CRYPTO message type (CVE-2021-43267)
* kernel: timer tree corruption leads to missing wakeup and system freeze (CVE-2021-20317)

Tenable has extracted the preceding description block directly from the MiracleLinux 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 packages.

See Also

https://tsn.miraclelinux.com/en/node/14066

Plugin Details

Severity: Critical

ID: 294434

File Name: miracle_linux_AXSA-2021-2884.nasl

Version: 1.1

Type: local

Published: 1/20/2026

Updated: 1/20/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 8.9

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

CVSS Score Source: CVE-2021-43267

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.4

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

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

Vulnerability Information

CPE: p-cpe:/a:miracle:linux:kernel-modules, p-cpe:/a:miracle:linux:kernel-tools-libs-devel, p-cpe:/a:miracle:linux:kernel-devel, p-cpe:/a:miracle:linux:kernel-core, p-cpe:/a:miracle:linux:kernel-abi-stablelists, p-cpe:/a:miracle:linux:kernel-modules-extra, p-cpe:/a:miracle:linux:kernel-debug, p-cpe:/a:miracle:linux:kernel-tools-libs, p-cpe:/a:miracle:linux:perf, p-cpe:/a:miracle:linux:kernel-debug-modules, p-cpe:/a:miracle:linux:kernel-debug-devel, p-cpe:/a:miracle:linux:kernel-cross-headers, p-cpe:/a:miracle:linux:kernel-tools, cpe:/o:miracle:linux:8, p-cpe:/a:miracle:linux:kernel, p-cpe:/a:miracle:linux:python3-perf, p-cpe:/a:miracle:linux:bpftool, p-cpe:/a:miracle:linux:kernel-headers, p-cpe:/a:miracle:linux:kernel-debug-core, p-cpe:/a:miracle:linux:kernel-debug-modules-extra

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/28/2021

Vulnerability Publication Date: 7/21/2021

Reference Information

CVE: CVE-2021-20317, CVE-2021-43267