From owner-FreeBSD-tech-jp@jp.freebsd.org  Fri Jun 18 21:09:34 1999
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From: Noritoshi Demizu <nori-d@is.aist-nara.ac.jp>
To: FreeBSD-tech-jp@jp.freebsd.org
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Subject: [FreeBSD-tech-jp 2232] Re: Why is chroot unable to be used by unprivileged users?
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 >  * 	$B8e$N%W%m%;%9$K1F6A$,=P$k$+$i$G$7$g$&!#(B
 >  * 	$BFCDj$N%G%#%l%/%H%j9=@.(B($BNc(B: ~itojun/etc/passwd - $B$G$-$k$+$I$&$+(B
 >  * 	$B$o$+$i$s$1$I(B)$B$r=`Hw$7$F$*$$$F!"(Bchroot ~itojun; su$B$H$+$9$k$H(B
 >  * 	$B3Z$7$/$J$j$^$;$s$+(B?
 >
 > $B$3$l$@$1$@$H$^$@<e$$$h$&$J!#(B~itojun/usr/bin/su $B$,(B suid root$B$K$J$C$F$$(B
 > $B$J$$$H2?$b$G$-$J$$$G$7$g$&!#!J(Bsu$B%P%$%J%j$r(B suid root$B$G:n$l$k?M$J$i$I$&(B
 > $B$;(Broot$B$K$b$J$l$k$7!K(B

$BNc$($P(B ~itojun $B$,(B /usr/bin/su $B$HF1$8%Q!<%F%#%7%g%s$K$"$k>l9g$K$O!"(B
hard link $B$K$h$j(B ~itojun/usr/bin/su $B$rMQ0U$G$-$k$N$G$O$J$$$+$H;W$$$^$9!#(B
/usr $B%Q!<%F%#%7%g%s$K(B /usr/home $B$d(B /usr/var/tmp $B$rCV$/%7%9%F%`$O;~!9$"$k(B
$B$N$G!"Hf3SE*$"$j$,$A$J>u67$G$O$J$$$+$H;W$$$^$9!#(B
