oss-security - Re: CVE Request -- LuaExpat -- Prone to XML "billion laughs attack"

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Date: Mon, 6 Jun 2011 14:20:57 -0400 (EDT)
From: Josh Bressers <bressers@...hat.com>
To: oss-security@...ts.openwall.com
Cc: "Steven M. Christey" <coley@...us.mitre.org>
Subject: Re: CVE Request -- LuaExpat -- Prone to XML "billion
 laughs attack"

----- Original Message -----
> Hello, Josh, Steve, vendors,
> 
> It was found that LuaExpat, a SAX XML parser based on the Expat
> library, is prone to XML "billion laughs attack", as described in:
> [1]
> http://www.ibm.com/developerworks/xml/library/x-tipcfsx/index.html#N100F1
> 
> A remote attacker could provide a specially-crafted XML file, which
> once opened in an application, linked against LuaExpat, could cause
> that application to crash.
> 
> References:
> [2] http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=629225
> [3] http://matthewwild.co.uk/projects/luaexpat/luaexpat-1.2.0.tar.gz
> [4] https://bugzilla.redhat.com/show_bug.cgi?id=711027
> 

Please use CVE-2011-2188 for this.

Thanks.

-- 
    JB

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