CVE-2015-2942 Information

Description

MediaWiki before 1.19.24 1.2x before 1.23.9 and 1.24.x before 1.24.2 when using HHVM allows remote attackers to cause a denial of service (CPU and memory consumption) via a large number of nested entity references in an (1) SVG file or (2) XMP metadata in a PDF file aka a \billion laughs attack\ a different vulnerability than CVE-2015-2937.

Reference

http://www.openwall.com/lists/oss-security/2015/04/01/1 http://www.openwall.com/lists/oss-security/2015/04/07/3 http://www.securityfocus.com/bid/73477 https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html https://phabricator.wikimedia.org/T85848 https://security.gentoo.org/glsa/201510-05