Detections
Analytics

Azure Linux 3.0 Security Update: mariadb / mysql (CVE-2025-21490)

medium Nessus Plugin ID 233724

Synopsis

The remote Azure Linux host is missing one or more security updates.

Description

The version of mariadb / mysql installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21490 advisory.

 - Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 8.0.40 and prior, 8.4.3 and prior and 9.1.0 and prior. 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-2025-21490)

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

Solution

Update the affected packages.

See Also

https://nvd.nist.gov/vuln/detail/CVE-2025-21490

Plugin Details

Severity: Medium

ID: 233724

File Name: azure_linux_CVE-2025-21490.nasl

Version: 1.1

Type: local

Published: 4/1/2025

Updated: 4/1/2025

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 4.5

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

CVSS Score Source: CVE-2025-21490

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

Vulnerability Information

CPE: p-cpe:/a:microsoft:azure_linux:mariadb-server, p-cpe:/a:microsoft:azure_linux:mysql-devel, p-cpe:/a:microsoft:azure_linux:mariadb-server-galera, x-cpe:/o:microsoft:azure_linux, p-cpe:/a:microsoft:azure_linux:mariadb-debuginfo, p-cpe:/a:microsoft:azure_linux:mariadb, p-cpe:/a:microsoft:azure_linux:mysql, p-cpe:/a:microsoft:azure_linux:mariadb-devel, p-cpe:/a:microsoft:azure_linux:mariadb-errmsg

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

Exploit Ease: No known exploits are available

Patch Publication Date: 4/2/2025

Vulnerability Publication Date: 1/21/2025

Reference Information

CVE: CVE-2025-21490

IAVA: 2025-A-0050