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$NetBSD: patch-ax,v 1.6 2008/11/15 01:19:08 dmcmahill Exp $
Address tmp file vulnerability at http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4983
--- bin/scilink.orig 2001-04-26 07:43:33.000000000 +0000
+++ bin/scilink
@@ -15,30 +15,45 @@ export SCI
shift
LOCALPOS=`pwd`
cd $SCI
-make show | grep -v make > /tmp/SciLink$$1
-sed -e "s+routines/default+\$SD+g" -e "s+libs+\$SL+g" -e "s+./pvm3+\$SPVM+g" /tmp/SciLink$$1 > /tmp/SciLink$$2
+
+tmpd=/tmp/SciLink$$
+mkdir -m 0700 $tmpd
+rc=$?
+if test $rc -ne 0 ; then
+ cat << EOF
+
+ERROR: $0 failed to create the directory
+ $tmpd
+ securily. It either already exists or you do not have sufficient permissions
+
+EOF
+ exit 1
+fi
+
+make show | grep -v make > ${tmpd}/SciLink1
+sed -e "s+routines/default+\$SD+g" -e "s+libs+\$SL+g" -e "s+./pvm3+\$SPVM+g" ${tmpd}/SciLink1 > ${tmpd}/SciLink2
for i in $*
do
x=`basename $i`
- sed "s+\$SD/$x++g" /tmp/SciLink$$2 > /tmp/SciLink$$3
- rm -f /tmp/SciLink$$2
- mv /tmp/SciLink$$3 /tmp/SciLink$$2
+ sed "s+\$SD/$x++g" ${tmpd}/SciLink2 > ${tmpd}/SciLink3
+ rm -f ${tmpd}/SciLink2
+ mv ${tmpd}/SciLink3 ${tmpd}/SciLink2
done
-echo "#!/bin/sh" > /tmp/SciLink$$3
-echo SCI=$SCI >> /tmp/SciLink$$3
-echo "SD=\$SCI/routines/default" >> /tmp/SciLink$$3
-echo "SPVM=\$SCI/pvm3" >> /tmp/SciLink$$3
-echo "SL=\$SCI/libs" >> /tmp/SciLink$$3
-echo "LOCAL=\"$*\"" >> /tmp/SciLink$$3
-sed -e "s+\$SL+ \$LOCAL \$SL+" -e "s+show+scilex+g" /tmp/SciLink$$2 >> /tmp/SciLink$$3
+echo "#!/bin/sh" > ${tmpd}/SciLink3
+echo SCI=$SCI >> ${tmpd}/SciLink3
+echo "SD=\$SCI/routines/default" >> ${tmpd}/SciLink3
+echo "SPVM=\$SCI/pvm3" >> ${tmpd}/SciLink3
+echo "SL=\$SCI/libs" >> ${tmpd}/SciLink3
+echo "LOCAL=\"$*\"" >> ${tmpd}/SciLink3
+sed -e "s+\$SL+ \$LOCAL \$SL+" -e "s+show+scilex+g" ${tmpd}/SciLink2 >> ${tmpd}/SciLink3
cd $LOCALPOS
-mv /tmp/SciLink$$3 Script
+mv ${tmpd}/SciLink3 Script
chmod +x Script
echo "Linking a new Scilab with " $*
./Script
echo "I've created : scilex and scilab which uses that scilex"
sed -e "s+\$SCI/bin/scilex+`pwd`/scilex+g" $SCI/bin/scilab > scilab
chmod +x scilab
-#rm -f /tmp/SciLink*
+rm -fr ${tmpd}
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