From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.11] helo=sc8-sf-mx1.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Exim 4.30) id 1Bg4kx-0008Eq-JD for user-mode-linux-devel@lists.sourceforge.net; Thu, 01 Jul 2004 09:49:51 -0700 Received: from smtp004.mail.ukl.yahoo.com ([217.12.11.35]) by sc8-sf-mx1.sourceforge.net with smtp (Exim 4.34) id 1Bg4kw-0006EI-VB for user-mode-linux-devel@lists.sourceforge.net; Thu, 01 Jul 2004 09:49:51 -0700 From: BlaisorBlade Subject: Re: [uml-devel] bad panic "Kernel stack overflow" - demo exploit References: <40E0036D.2070108@sysgo.de> <200406291604.51726.blaisorblade_spam@yahoo.it> <40E29034.7040504@sysgo.de> In-Reply-To: <40E29034.7040504@sysgo.de> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Disposition: inline Message-Id: <200407011401.51780.blaisorblade_spam@yahoo.it> Sender: user-mode-linux-devel-admin@lists.sourceforge.net Errors-To: user-mode-linux-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: The user-mode Linux development list List-Post: List-Help: List-Subscribe: , List-Archive: Date: Thu, 1 Jul 2004 14:01:51 +0200 Content-Transfer-Encoding: quoted-printable To: azu , user-mode-linux-devel@lists.sourceforge.net Alle 12:04, mercoled=EC 30 giugno 2004, azu ha scritto: > I wrote a small demo app to trigger the problem. > Limit your UML memory to 16MB or so to trigger the panic faster. With the last fix I posted (the !is_user check) it does not panic. But I ha= d=20 statically linked it since I've no gcc inside UML, so I'll have to retest i= t. Thanks for the analisys and the test-script. --=20 Paolo Giarrusso, aka Blaisorblade Linux registered user n. 292729 ------------------------------------------------------- This SF.Net email sponsored by Black Hat Briefings & Training. Attend Black Hat Briefings & Training, Las Vegas July 24-29 -=20 digital self defense, top technical experts, no vendor pitches,=20 unmatched networking opportunities. Visit www.blackhat.com _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel