FreeBSD 5.4-STABLE FreeBSD 5.4-STABLE
#3: Tue Jun 28 4:14:36 PHT 2005 padik@padik.blogspot.com:/usr/src/sys/i386/compile/PADIK

FreeBSD ekz.ph 5.2-RELEASE FreeBSD 5.2-RELEASE
#0: Wed Jan 14 15:01:49 PHT 2004 ekz@filipino.ca
/usr/src/sys/i386/compile/ekz i386 OpenSSH_3.6.1p1 FreeBSD-20030924, SSH protocols 1.5/2.0, OpenSSL 0x0090703f gcc version 3.3.3 [FreeBSD] 20031106 perl, v5.6.1 built for i386-freebsd python 2.3.2 (#1, Dec 5 2003, 03:04:50) FreeBSD.org/pub/FreeBSD/
ISO-IMAGES-i386/5.2/ 5.2-RELEASE i386-miniinst.iso
CD: MD5 [ 5.2-RELEASE i386-miniinst.iso ] = 40c9a789d7d8e472914f9bc1e34ea04f

FreeBSD m1kr0s0ft 5.2-RC2 FreeBSD 5.2-RC2 #0:
Dec 24 15:24:07 PHT 2003 z@m1kr0s0ft:/usr/src/
sys/i386/compile/m1kr0s0ft i386 OpenSSH_3.6.1p1
FreeBSD-20030924, SSH protocols 1.5/2.0, OpenSSL
0x0090703f gcc version 3.3.3 [FreeBSD] 20031106
ftp-freebsd-org/pub/FreeBSD/ISO-IMAGES-i 386/
5.2/5.2-RC2-i386-miniinst.iso CD: MD5 =
0e942fe0f5ec55990ceda6df3166b70b

int segfault(char *str) { char vuln[100]; strcpy(vuln, str); return 0; } int main(int argc, char **argv) { char fill[500]; int i; for (i=0; i<500; i++) fill[i] = 'A'; segfault(fill); return 0; }

cd /usr/srclinux-2.4.23
tar -zxvf ../rsbac-v1.2.2.tar.gz
gzip -dc ../patch-2.4.23-v1.2.2.gz | patch -p1
cd ..
cat ../rsbac-bugfix-v1.2.2-1.diff | patch -p1
cat ../rsbac-bugfix-v1.2.2-2.diff | patch -p1
cat ../rsbac-bugfix-v1.2.2-3a.diff | patch -p1
cat ../rsbac-bugfix-v1.2.2-4.diff | patch -p1
cat ../rsbac-bugfix-v1.2.2-5.diff | patch -p1
make menuconfig
touch Makefile
make dep bzImage modules modules_install install
cp /usr/src/linux-2.4.23/arch/i386/boot/bzI mage /boot/vmlinuz
/sbin/lilo
reboot