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High RLSA-2026:33482 9 CVEs

Important: mariadb:10.11 security, bug fix, and enhancement update

Published Jul 5, 2026 · Updated Jul 5, 2026

Ecosystem: Rocky Linux

Summary

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

Security Fix(es):

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

Bug Fix(es) and Enhancement(s):

* [Rocky Linux9][tracker] Rebase Galera to 26.4.27 MariaDB:10.11 (JIRA:Rocky Linux-140363)

* Rebase MariaDB 10.11 to 10.11.18 in Rocky Linux9 (JIRA:Rocky Linux-183087)

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.

Fixed packages 3

ReleasePackageFixed in
Rocky Linux · 9 galera 0:26.4.27-1.module+el9.8.0+40229+87be66a2
Rocky Linux · 9 galera 0:26.4.27-1.module+el9.8.0+40232+a354f53a
Rocky Linux · 9 mariadb 3:10.11.18-1.module+el9.8.0+40232+a354f53a

Vulnerabilities 9

  • Critical 10.0
    CVE-2026-49261

    MariaDB server has unsafe parameter handling in `wsrep_notify_cmd`

    MariaDB server is a community developed fork of MySQL server. Versions 10.6.1 through 10.6.26, 10.11.1 through 10.11.17, 11.4.1 through 11.4.11, 11.8.1 through 11.8.7, and 12.3.1 with `wsrep_notify_cmd` enabled would execute shell commands embedded in the nam…

    MariaDB server mariadb-10.3 mariadb-10.0 Debian Ubuntu Wolfi
  • High 8.0
    CVE-2026-44168

    MariaDB: wsrep SST unsafe parameter handling on the donor side

    MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.26, 10.11.1 to before 10.11.17, 11.4.1 to before 11.4.11, 11.8.1 to before 11.8.7, and 12.3.1, during the SST the donor node is interpolating parameters that the…

    MariaDB server mariadb-10.3 mariadb-10.0 Debian Ubuntu Alpine Wolfi
  • High 8.0
    CVE-2026-48163

    MariaDB: wsrep SST unsafe parameter handling on the donor side (rsync)

    MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.27, 10.11.1 to before 10.11.18, 11.4.1 to before 11.4.12, 11.8.1 to before 11.8.8, and 12.3.1, during the SST the donor node is interpolating parameters that the…

    MariaDB server mariadb-10.3 mariadb-10.6 Debian Ubuntu Alpine Wolfi
  • High 8.0
    CVE-2026-48165

    MariaDB: unsafe usage of `wsrep_sst_receive_address` values on the joiner side

    MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.27, 10.11.1 to before 10.11.18, 11.4.1 to before 11.4.12, 11.8.1 to before 11.8.8, and 12.3.1, a high-privileged MariaDB user could've used wsrep_sst_receive_add…

    MariaDB server mariadb-10.3 mariadb-10.0 Debian Ubuntu Alpine Wolfi
  • Medium 6.9
    CVE-2026-44172

    MariaDB: mysql_real_escape_string() incorrectly handled big5

    MariaDB server is a community developed fork of MySQL server. In versions 3.3.18 and 3.4.8, an application that was taking non-validated user input, escaping it with mysql_real_escape_string() and sending it to the database using text protocol and big5 charac…

    MariaDB server mariadb-10.3 mariadb-10.0 Debian Ubuntu Alpine PyPI
  • Medium 6.3
    CVE-2026-44170

    MariaDB: Argument injection in CONNECT REST Xcurl on Windows via unsanitized URL

    MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.26, 10.11.1 to before 10.11.17, 11.4.1 to before 11.4.11, 11.8.1 to before 11.8.7, and 12.3.1, MariaDB on WIndows with installed CONNECT engine and enabled REST …

    MariaDB server mariadb mariadb Ubuntu Alpine Wolfi
  • Medium 6.3
    CVE-2026-44171

    MariaDB: path traversal in mbstream

    MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.26, 10.11.1 to before 10.11.17, 11.4.1 to before 11.4.11, 11.8.1 to before 11.8.7, and 12.3.1, mbstream did not check for /../ in the path when unpacking the arc…

    MariaDB server mariadb-10.3 mariadb-10.0 Debian Ubuntu Alpine Wolfi
  • Medium 5.0
    CVE-2026-44173

    MariaDB: FILE privilege was not checked for subqueries in the FROM clause

    MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.26, 10.11.1 to before 10.11.17, 11.4.1 to before 11.4.11, 11.8.1 to before 11.8.7, and 12.3.1, MariaDB allowed SELECT ... INTO OUTFILE and SELECT ... INTO DUMPFI…

    MariaDB server mariadb-10.3 mariadb-10.0 Debian Ubuntu Alpine Wolfi
  • Medium 4.3
    CVE-2026-44169

    MariaDB: Authorization bypass in role-based routine-level privilege check exposes stored routine definitions

    MariaDB server is a community developed fork of MySQL server. From versions 11.4.1 to before 11.4.11, 11.8.1 to before 11.8.7, and 12.3.1, a user getting EXECUTE access to a stored routine via a role, could see the routine definition even without SHOW CREATE …

    MariaDB server mariadb-10.3 mariadb-10.0 Debian Ubuntu Alpine Wolfi

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2487957
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2488450
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2488451
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2488453
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2488454
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2488458
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2488459
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2488460
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2488467