[arch-security] [ASA-201505-4] mariadb-clients: denial of service

[Levente Polyak]

Arch Linux Security Advisory ASA-201505-4
=========================================

Severity: Medium
Date    : 2015-05-08
CVE-ID  : CVE-2014-8964
Package : mariadb-clients
Type    : denial of service
Remote  : Yes
Link    : https://wiki.archlinux.org/index.php/CVE

Summary
=======

The package mariadb-clients before version 10.0.18-1 is vulnerable to
denial of service.

Resolution
==========

Upgrade to 10.0.18-1.

# pacman -Syu "mariadb-clients>=10.0.18-1"

The problems have been fixed upstream in version 10.0.18.

Workaround
==========

None.

Description
===========

A heap-based buffer overflow was found in the way PCRE handled certain
malformed regular expressions. This issue could cause a crash while
parsing malicious regular expressions related to an assertion that
allows zero repeats.

Impact
======

A remote attacker is able to cause an application crash leading to
denial of service via malicious regular expressions.

References
==========

https://mariadb.com/kb/en/mariadb/mariadb-10018-release-notes/
https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-8964

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