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Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : MySQL vulnerabilities (USN-7994-1)

medium Nessus Plugin ID 297661

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Synopsis

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

Description

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-7994-1 advisory.

 Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues.

 MySQL has been updated to 8.0.45 in Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. Ubuntu 25.10 has been updated to MySQL 8.4.8.

 In addition to security fixes, the updated packages contain bug fixes, new features, and possibly incompatible changes.

 Please see the following for more information:

 https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-45.html https://dev.mysql.com/doc/relnotes/mysql/8.4/en/news-8-4-8.html https://www.oracle.com/security- alerts/cpujan2026.html

Tenable has extracted the preceding description block directly from the Ubuntu 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://ubuntu.com/security/notices/USN-7994-1

Plugin Details

Severity: Medium

ID: 297661

File Name: ubuntu_USN-7994-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2/3/2026

Updated: 2/3/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

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:canonical:ubuntu_linux:mysql-server-core-8.0, p-cpe:/a:canonical:ubuntu_linux:mysql-router, p-cpe:/a:canonical:ubuntu_linux:mysql-testsuite-8.0, p-cpe:/a:canonical:ubuntu_linux:mysql-client-8.0, p-cpe:/a:canonical:ubuntu_linux:mysql-client-core, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:mysql-source, p-cpe:/a:canonical:ubuntu_linux:mysql-source-8.0, p-cpe:/a:canonical:ubuntu_linux:mysql-testsuite, p-cpe:/a:canonical:ubuntu_linux:mysql-client, p-cpe:/a:canonical:ubuntu_linux:libmysqlclient-dev, p-cpe:/a:canonical:ubuntu_linux:libmysqlclient24, cpe:/o:canonical:ubuntu_linux:25.10, p-cpe:/a:canonical:ubuntu_linux:mysql-client-core-8.0, p-cpe:/a:canonical:ubuntu_linux:libmysqlclient21, p-cpe:/a:canonical:ubuntu_linux:mysql-server-8.0, p-cpe:/a:canonical:ubuntu_linux:mysql-server, p-cpe:/a:canonical:ubuntu_linux:mysql-server-core

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Ease: No known exploits are available

Patch Publication Date: 2/2/2026

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

USN: 7994-1