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	<title>ubuntu-exploit &amp;laquo; WordPress.com Tag Feed</title>
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	<pubDate>Tue, 07 Oct 2008 00:20:52 +0000</pubDate>

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<title><![CDATA[Falha de segurança afecta Linux]]></title>
<link>http://snnangola.wordpress.com/?p=196</link>
<pubDate>Sun, 10 Feb 2008 23:29:31 +0000</pubDate>
<dc:creator>snnangola</dc:creator>
<guid>http://snnangola.pt-br.wordpress.com/2008/02/10/falha-de-seguranca-afecta-linux/</guid>
<description><![CDATA[
Um exploit local no Kernel 2.6 do Linux (Debian, Ubuntu, etc) por meio duma falha na system call vm]]></description>
<content:encoded><![CDATA[<p align="center"><img src="http://www.einsoft.com.br/loja/images/cd-label-debian.jpg" align="middle" height="460" width="460" /></p>
<p><a href="http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=464953">Um exploit local</a> no Kernel 2.6 do Linux (Debian, Ubuntu, etc) por meio duma falha na system call <a href="http://linux.die.net/man/2/vmsplice">vmsplice()</a> permite a um usuario local obter privilegios de root. Existe um <a href="http://www.milw0rm.com/exploits/5092">codigo conceito/prova</a> bem como um outro <a href="http://www.ping.uio.no/~mortehu/disable-vmsplice-if-exploitable.c">codigo modificado</a> que permite 'consertar' o bug.</p>
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