From owner-FreeBSD-tech-jp@jp.freebsd.org  Mon Nov 10 10:36:58 1997
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Date: Mon, 10 Nov 1997 10:35:47 +0900
From: Kenichi Okuyama <okuyama@trl.ibm.co.jp>
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Subject: [FreeBSD-tech-jp 840] Re: Pentium Bug patch
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$B1|;3!w#I#B#m$G$9!#(B
>>>>> "KY" == Koji Yamamoto <koji@tokyonet.ad.jp> writes:
KY> $B$?$7$+!"(BLinux $BJ}LL$G$O!"(Bstack $B$N%3!<%I$r<B9TIT2D$K$9$k$h$&$J$3$H(B
KY> $B$r8!F$$7$F$$$k$H$+$$$&$N$r8+$?$3$H$"$k$s$G$9$,!"$I$&$J$s$G$7$g$&(B
KY> $B$M!#(BFreeBSD $B$G$O(B?

$B$?$7$+!"(BIntel $B$N(B386 $B0J>e$N(B CPU $B$O!"2>A[%b!<%I$G$O(B
 read, write, execute $B$N#3$D$K$D$$$F!"$=$l$>$lJL8D$K(B allow/not-allow 
$B$r@_Dj$G$-$?$H5-21$7$F$$$^$9!#(B

$B;d$O!"(BFreeBSD $B$O(B stack $B$O$9$G$K(B read/write/not-execute $B$K%;%C%H$5$l(B
$B$F$$$k$H;W$C$F$$$^$7$?$,!"0c$&$N$G$7$g$&$+(B?stack $B$N(B execute $B$r30$5$J(B
$B$$M}M3$C$F(B?

$B!t$b$C$H$b!"$3$N<j$N%P%0$,$"$k=j$r8+$k$H!"$3$N%W%m%F%/%7%g%s$bHX@P$G(B
$B!t$"$k$H$O;W$($J$/$J$C$F$-$^$9$,!#(B
----
$B1|;3(B $B7r0l(B@$BEl5~4pAC8&5f=j(B.$BF|K\#I#B#M(B($B3t(B)[$BFzLn#F#C(B:No.0000000015]
http://karin.ip.titech.ac.jp/~okuyama/index.html
#$B:#F|$N$*8@MU!X(BBang!Bang!Bang!$B!Y(B:$B%I%j%+%`$N?76J$N2N;l!"(B
#$BA4A3$o$+$s$J$$!#(BBang!Bang!Bang! $BF|K\8l$J$N$KA4A3J9$-<h$l$J$$!#(B
