A MariaDB security update has been released for Gentoo Linux.

gentoo-announce: GLSA 202011-14 : MariaDB: Remote code execution

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Gentoo Linux Security Advisory GLSA 202011-14
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
  https://security.gentoo.org/
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Severity: High
Title: MariaDB: Remote code execution
Date: November 11, 2020
Bugs: #747166
ID: 202011-14

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Synopsis
=======
A vulnerability has been discovered in MariaDB which could result in
the arbitrary execution of code.

Background
=========
MariaDB is an enhanced, drop-in replacement for MySQL.

Affected packages
================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 dev-db/mariadb < 10.5.6 >= 10.5.6:10.5
>= 10.4.13-r3:10.4
>= 10.3.23-r3:10.3
>= 10.2.22-r3:10.2

Description
==========
It was discovered that MariaDB did not properly validate the content of
a packet received from a server.

Impact
=====
A remote attacker could send a specially crafted packet to WSREP
service, possibly resulting in execution of arbitrary code with the
privileges of the process or a Denial of Service condition.

Workaround
=========
There is no known workaround at this time.

Resolution
=========
All MariaDB 10.5.x users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">Þv-db/mariadb-10.5.6:10.5"

All MariaDB 10.4.x users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">Þv-db/mariadb-10.4.13-r3:10.4"

All MariaDB 10.3.x users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">Þv-db/mariadb-10.3.23-r3:10.3"

All MariaDB 10.2.x users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">Þv-db/mariadb-10.2.22-r3:10.2"

References
=========
[ 1 ] CVE-2020-15180
  https://nvd.nist.gov/vuln/detail/CVE-2020-15180

Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

  https://security.gentoo.org/glsa/202011-14

Concerns?
========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
  https://bugs.gentoo.org.

License
======
Copyright 2020 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

  https://creativecommons.org/licenses/by-sa/2.5