Date: Mon, 22 Oct 2007 18:25:13 -0400 From: Bill Moran <wmoran@potentialtech.com> To: Martin Tournoij <carpetsmoker@xs4all.nl> Cc: freebsd-questions@freebsd.org, laszlo.danielisz@gmail.com Subject: Re: defend from -> :() { :&:; } ;: Message-ID: <20071022182513.985c6428.wmoran@potentialtech.com> In-Reply-To: <20071022164418.GA864@glitch.rwxrwxrwx.net> References: <123275.56819.qm@web30812.mail.mud.yahoo.com> <20071022164418.GA864@glitch.rwxrwxrwx.net>
next in thread | previous in thread | raw e-mail | index | archive | help
In response to Martin Tournoij <carpetsmoker@xs4all.nl>: > On Sun 21 Oct 2007 12:10, Danielisz Laszlo wrote: > > Please do not try to execute this: :() { :&:; } ;: on your BSD machine. > > I ask all who already tried it how to defend from this? > > Wow,, my machine just crashed :-/ > Does in this work on other OS's as well (ie. GNU/Linux)? Or just > (Free?)BSD? I really don't feel like crashing another machine right > now... It's a fork bomb. It affects every OS that has fork() or equivalent. > Only works in sh, not in csh. No, it works in csh, the syntax is different. > Anyway, this seems to be security/stability issue, maybe a PR is in > order? No. Research (on your point) into fork bombs and how to configure the system to handle them properly is in order. -- Bill Moran http://www.potentialtech.com
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20071022182513.985c6428.wmoran>