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The following is an archive of a post made to our 'vox mailing list' by one of its subscribers.

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Re: [vox] Who opened the floodgates?
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Re: [vox] Who opened the floodgates?

Quoting Micah Cowan (micah@cowan.name):

> Very true. However, the principle is still the same - no program can
> be 100% gauranteed safe code (especially, as in some unfortunate
> circumstances, the fault was glibc's, and not the program proper), so
> treat root privileges like burning hot metal.

Indeed, I commend you on that general point, which was well stated.  I
was speaking only to the specific examples you cited (sendmail, BIND).

>> It should be noted that the root user can break out of any chroot
>> environment, pretty trivially.
> Boy, that kinda defeats the purpose of chroot(), doesn't it?

Well, no.  Many processes don't need root (or equivalent) authority to
run, and yet you might wish to restrict their directory access.

Cheers,      "On the face of it, Microsoft complaining about the source license 
Rick Moen    used by Linux is like the event horizon calling the kettle black."
rick@linuxmafia.com             -- Adam Barr, former Microsoft Corp. programmer
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