Subject: Re: chroot jail for ftpd
To: Thor Lancelot Simon <email@example.com>
From: Jason R Thorpe <firstname.lastname@example.org>
Date: 10/18/2001 14:38:36
On Thu, Oct 18, 2001 at 04:47:30PM -0400, Thor Lancelot Simon wrote:
> > I've got a feeling that the problem we really want to fix is shared
> > libs on noexec filesystems, not shared libs minus the execute bit
> > in the file system...
> Yeah, let's do a special-purpose hack instead of actually enforcing the
> consistent rule that executable code has to come from an executable file.
Nevermind that you could mmap w/ PROT_READ only, allocate a new
buffer, copy the code there, mprotect() it, etc.
-- Jason R. Thorpe <email@example.com>