Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DML). Supported versions that are affected are 8.4.0-8.4.4 and 9.0.0-9.2.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DML). Supported versions     that are affected are 8.4.0-8.4.4 and 9.0.0-9.2.0. Easily exploitable vulnerability allows high privileged     attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this     vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete     DOS) of MySQL Server. (CVE-2025-21588)

Note that Nessus relies on the presence of the package as reported by the vendor.

The remote Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 / 25.04 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-7479-1 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 8.0.42 in Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, and Ubuntu     24.10. Ubuntu 25.04 has been updated to MySQL 8.4.5.

    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-8-0-42.html     https://dev.mysql.com/doc/relnotes/mysql/8.4/en/news-8-4-5.html https://www.oracle.com/security-     alerts/cpuapr2025.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.

ID	Name	Product	Family	Severity
244357	Linux Distros Unpatched Vulnerability : CVE-2025-21588	Nessus	Misc.	medium
235159	Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 / 25.04 : MySQL vulnerabilities (USN-7479-1)	Nessus	Ubuntu Local Security Checks	medium

Detections

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CVE-2025-21588

medium

Tenable Plugins

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medium