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.

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: Optimizer). Supported     versions that are affected are 8.0.0-8.0.44, 8.4.0-8.4.7 and 9.0.0-9.5.0. Easily exploitable vulnerability     allows low 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-2026-21968)

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

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:6435 advisory.

    * mysql: High Privilege Denial of Service Vulnerability in MySQL Server (CVE-2025-21490)
      * mariadb: MariaDB Server Crash Due to Empty Backtrace Log (CVE-2023-52969)
      * mariadb: MariaDB Server Crash (CVE-2023-52971)
      * mariadb: MariaDB Server Crash via Item_direct_view_ref (CVE-2023-52970)
      * mysql: mysqldump unspecified vulnerability (CPU Apr 2025) (CVE-2025-30722)
      * mysql: InnoDB unspecified vulnerability (CPU Apr 2025) (CVE-2025-30693)
      * mysql: Optimizer unspecified vulnerability (CPU Jan 2026) (CVE-2026-21968)

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.

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:6435 advisory.

    MariaDB is a multi-user, multi-threaded SQL database server that is binary compatible with MySQL.

    Security Fix(es):

    * mysql: High Privilege Denial of Service Vulnerability in MySQL Server (CVE-2025-21490)

    * mariadb: MariaDB Server Crash Due to Empty Backtrace Log (CVE-2023-52969)

    * mariadb: MariaDB Server Crash (CVE-2023-52971)

    * mariadb: MariaDB Server Crash via Item_direct_view_ref (CVE-2023-52970)

    * mysql: mysqldump unspecified vulnerability (CPU Apr 2025) (CVE-2025-30722)

    * mysql: InnoDB unspecified vulnerability (CPU Apr 2025) (CVE-2025-30693)

    * mysql: Optimizer unspecified vulnerability (CPU Jan 2026) (CVE-2026-21968)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:4162 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 RockyLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-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 CIQ security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-2026_6435 advisory.

    * mysql: High Privilege Denial of Service Vulnerability in MySQL Server (CVE-2025-21490)

    * mariadb: MariaDB Server Crash Due to Empty Backtrace Log (CVE-2023-52969)

    * mariadb: MariaDB Server Crash (CVE-2023-52971)

    * mariadb: MariaDB Server Crash via Item_direct_view_ref (CVE-2023-52970)

    * mysql: mysqldump unspecified vulnerability (CPU Apr 2025) (CVE-2025-30722)

    * mysql: InnoDB unspecified vulnerability (CPU Apr 2025) (CVE-2025-30693)

    * mysql: Optimizer unspecified vulnerability (CPU Jan 2026) (CVE-2026-21968)

Tenable has extracted the preceding description block directly from the CIQ security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

An update of the mysql package has been released.

The versions of MySQL Server installed on the remote host are affected by multiple vulnerabilities as referenced in the January 2026 CPU advisory.

  - Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Docker Images (SQLite)). Supported     versions that are affected are 8.4.0-8.4.7. Easily exploitable vulnerability allows unauthenticated attacker with     network access via MySQL Protocol to compromise MySQL Server. Successful attacks of this vulnerability can result in     takeover of MySQL Server. (CVE-2025-6965)

  - Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Packaging). Supported versions that are     affected are 8.0.0-8.0.44, 8.4.0-8.4.7 and 9.0.0-9.5.0. Easily exploitable vulnerability allows unauthenticated attacker     with network access via MySQL Protocol 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-2025-9230)

  - Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are     affected are 8.0.0-8.0.44, 8.4.0-8.4.7 and 9.0.0-9.5.0. Easily exploitable vulnerability allows low privileged attacker     with network access via MySQL Protocol 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-2026-21968)

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	Published	Updated	Severity
297661	Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : MySQL vulnerabilities (USN-7994-1)	Nessus	Ubuntu Local Security Checks	2/3/2026	2/3/2026	medium
297725	Linux Distros Unpatched Vulnerability : CVE-2026-21968	Nessus	Misc.	2/3/2026	7/25/2026	medium
305866	AlmaLinux 8 : mariadb:10.11 (ALSA-2026:6435)	Nessus	Alma Linux Local Security Checks	4/10/2026	4/10/2026	medium
304696	RHEL 8 : mariadb:10.11 (RHSA-2026:6435)	Nessus	Red Hat Local Security Checks	4/2/2026	4/2/2026	medium
316347	RockyLinux 10 : mysql8.4 (RLSA-2026:4162)	Nessus	Rocky Linux Local Security Checks	5/22/2026	5/22/2026	medium
359374	Rocky Linux 9 [CIQ] Security Update: mysql / mysql-common / mysql-debuginfo / mysql-debugsource / etc Multiple Vulnerabilities (crlsa-2026_4828)	Nessus	Rocky Linux Local Security Checks	10/1/2026	10/1/2026	medium
356566	Rocky Linux 8 [CIQ] Security Update: Judy / Judy-debuginfo / Judy-debugsource / galera / etc Multiple Vulnerabilities (crlsa-2026_6435)	Nessus	Rocky Linux Local Security Checks	10/1/2026	10/1/2026	medium
332629	Photon OS 5.0: Mysql PHSA-2026-5.0-91-0815	Nessus	PhotonOS Local Security Checks	8/5/2026	8/5/2026	medium
296583	Oracle MySQL Server 8.4.x < 8.4.8 (January 2026 CPU)	Nessus	Databases	1/26/2026	2/3/2026	high

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