RHEL 10 : mariadb10.11 (RHSA-2026:33093)

medium Nessus Plugin ID 323858

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:33093 advisory.

MariaDB is a community developed fork from MySQL - a multi-user, multi-threaded SQL database server. It is a client/server implementation consisting of a server daemon (mariadbd) and many different client programs and libraries. The base package contains the standard MariaDB/MySQL client programs and utilities.

Security Fix(es):

* mariadb: MariaDB Server: Arbitrary code execution via wsrep_notify_cmd (CVE-2026-49261)

Bug Fix(es) and Enhancement(s):

* Rebase MariaDB 10.11 to 10.11.18 in RHEL10 (JIRA:RHEL-183086)

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.

Solution

Update the affected packages.

See Also

https://access.redhat.com/errata/RHSA-2026:33093

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=2487957

https://issues.redhat.com/browse/RHEL-183086

http://www.nessus.org/u?8614599d

Plugin Details

Severity: Medium

ID: 323858

File Name: redhat-RHSA-2026-33093.nasl

Version: 1.2

Type: Local

Agent: unix

Published: 6/30/2026

Updated: 7/1/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.6

Percentile: 98.46

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2026-49261

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

CVSS v4

Risk Factor: Medium

Base Score: 6.9

Threat Score: 2.7

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

CVSS Score Source: CVE-2026-44172

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:mariadb-backup, p-cpe:/a:redhat:enterprise_linux:mariadb-embedded, p-cpe:/a:redhat:enterprise_linux:mariadb-gssapi-server, p-cpe:/a:redhat:enterprise_linux:mariadb-errmsg, p-cpe:/a:redhat:enterprise_linux:mariadb-devel, p-cpe:/a:redhat:enterprise_linux:mariadb, p-cpe:/a:redhat:enterprise_linux:mariadb-server-galera, p-cpe:/a:redhat:enterprise_linux:mariadb-common, p-cpe:/a:redhat:enterprise_linux:mariadb-oqgraph-engine, p-cpe:/a:redhat:enterprise_linux:mariadb-server-utils, p-cpe:/a:redhat:enterprise_linux:mariadb-test, p-cpe:/a:redhat:enterprise_linux:mariadb10.11, p-cpe:/a:redhat:enterprise_linux:mariadb-embedded-devel, p-cpe:/a:redhat:enterprise_linux:mariadb-client-utils, p-cpe:/a:redhat:enterprise_linux:mariadb-server, p-cpe:/a:redhat:enterprise_linux:mariadb-pam, cpe:/o:redhat:enterprise_linux:10.2

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/29/2026

Vulnerability Publication Date: 5/29/2026

Reference Information

CVE: CVE-2026-44168, CVE-2026-44169, CVE-2026-44170, CVE-2026-44171, CVE-2026-44172, CVE-2026-44173, CVE-2026-48163, CVE-2026-48165, CVE-2026-49261

CWE: 22, 266, 78, 89

RHSA: 2026:33093