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AlmaLinux 9 : mysql (ALSA-2026:4828)

medium Nessus Plugin ID 303186

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Synopsis

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

Description

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:4828 advisory.

 * mysql: Optimizer unspecified vulnerability (CPU Jan 2026) (CVE-2026-21941)
 * mysql: Optimizer unspecified vulnerability (CPU Jan 2026) (CVE-2026-21948)
 * mysql: InnoDB unspecified vulnerability (CPU Jan 2026) (CVE-2026-21936)
 * mysql: Optimizer unspecified vulnerability (CPU Jan 2026) (CVE-2026-21968)
 * mysql: DDL unspecified vulnerability (CPU Jan 2026) (CVE-2026-21937)
 * mysql: Thread Pooling unspecified vulnerability (CPU Jan 2026) (CVE-2026-21964)

Tenable has extracted the preceding description block directly from the AlmaLinux 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://errata.almalinux.org/9/ALSA-2026-4828.html

https://access.redhat.com/errata/RHSA-2026:4828

Plugin Details

Severity: Medium

ID: 303186

File Name: alma_linux_ALSA-2026-4828.nasl

Version: 1.1

Type: local

Published: 3/20/2026

Updated: 3/20/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2026-21968

CVSS v3

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 4.3

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

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

CVSS Score Source: CVE-2026-21948

Vulnerability Information

CPE: p-cpe:/a:alma:linux:mysql-server, cpe:/o:alma:linux:9::supplementary, cpe:/o:alma:linux:9::baseos, cpe:/o:alma:linux:9::sap, cpe:/o:alma:linux:9::highavailability, cpe:/o:alma:linux:9::appstream, cpe:/o:alma:linux:9::resilientstorage, p-cpe:/a:alma:linux:mysql-errmsg, cpe:/o:alma:linux:9::sap_hana, cpe:/o:alma:linux:9::realtime, p-cpe:/a:alma:linux:mysql, cpe:/o:alma:linux:9, cpe:/o:alma:linux:9::nfv, cpe:/o:alma:linux:9::crb, p-cpe:/a:alma:linux:mysql-common, p-cpe:/a:alma:linux:mysql-devel, p-cpe:/a:alma:linux:mysql-libs, p-cpe:/a:alma:linux:mysql-test

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/17/2026

Vulnerability Publication Date: 1/20/2026

Reference Information

CVE: CVE-2026-21936, CVE-2026-21937, CVE-2026-21941, CVE-2026-21948, CVE-2026-21964, CVE-2026-21968

RHSA: 2026:4828