/bin read bits

Tom Christiansen tchrist at convex.COM
Mon Dec 10 16:46:53 AEST 1990


In article <ug1eT2w163w at wvus.wciu.edu> pete at wvus.wciu.edu (Pete Gregory) writes:
>Is there any good reason why UNIX systems are shipped with the read bit set
>for 'other' in /bin and /usr/bin binaries?
>
>We'd like to turn the read bits off for all but user and group.

This comes up often.  Why bother?  There's no possible harm from letting
people read binaries, and if there is, you've done something wrong.

Also, you can almost certainly get a core dump of these, which will yield
the code anyway.  I only know one system where this is fixed.

--tom
--
Tom Christiansen		tchrist at convex.com	convex!tchrist
"With a kernel dive, all things are possible, but it sure makes it hard
 to look at yourself in the mirror the next morning."  -me



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