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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 06:17:24 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 06:17:24 +0000 |
commit | 9d8085074991d5c0a42d6fc96a2d1a3ee918aad1 (patch) | |
tree | c85bca1e6c11eb872edfc64c524d20f2b7e3307b /tests/exportfunc.tests | |
parent | Initial commit. (diff) | |
download | bash-70baf9b08adef67074da9e233fa847220a474b78.tar.xz bash-70baf9b08adef67074da9e233fa847220a474b78.zip |
Adding upstream version 5.1.upstream/5.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/exportfunc.tests')
-rw-r--r-- | tests/exportfunc.tests | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/tests/exportfunc.tests b/tests/exportfunc.tests new file mode 100644 index 0000000..b2742d2 --- /dev/null +++ b/tests/exportfunc.tests @@ -0,0 +1,84 @@ +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. +# +# normal operation +foo() +{ + echo exportfunc ok 1 +} +export -f foo +${THIS_SH} -c foo +unset -f foo +foo-a () +{ + echo exportfunc ok 2 +} +export -f foo-a +${THIS_SH} -c 'foo-a' + +# CVE-2014-6271 + +env -i BASH_FUNC_foo%%='() { echo cve6271 ok; } ; echo BAD' ${THIS_SH} -c foo 2>/dev/null + +# CVE-2014-7169 + +rm -f cve7169-bad +env -i BASH_FUNC_X%%='() { (a)=>\' ${THIS_SH} -c cve7169-bad 2>/dev/null +: < cve7169-bad +rm -f cve7169-bad + +echo cve7169-bad2 > $TMPDIR/bar +rm -f cve7169-bad2 +eval 'X() { (a)>\' ; . ./bar 2>/dev/null +: < cve7169-bad2 +rm -f cve7169-bad2 $TMPDIR/bar + +# CVE-2014-7186 +${THIS_SH} ./exportfunc1.sub + +# CVE-2014-7187 +${THIS_SH} ./exportfunc2.sub + +# CVE-2014-6277 + +env BASH_FUNC_foo%%="() { 000(){>0;}&000(){ 0;}<<0 0" ${THIS_SH} -c foo 2>/dev/null +env BASH_FUNC_foo%%="() { 000(){>0;}&000(){ 0;}<<`perl -e '{print "A"x100000}'` 0" ${THIS_SH} -c foo 2>/dev/null +${THIS_SH} -c "f(){ x(){ _;}; x(){ _;}<<a;}" 2>/dev/null + +# CVE-2014-6278 + +env 'BASH_FUNC_FOO%%=() { 0;}>r[0${$(}0 {>"$(id >/dev/tty)"; }' ${THIS_SH} -c : 2>/dev/null + +rm -f HELLO_WORLD +env BASH_FUNC_FOO%%='() { 0;}>r[0${$(}0 {>HELLO_WORLD; }' ${THIS_SH} -c : 2>/dev/null +: < HELLO_WORLD + +env BASH_FUNC_x%%='() { _;}>_[$($())] { echo vuln;}' ${THIS_SH} -c : 2>/dev/null + +env -i BASH_FUNC_x%%='() { _; } >_[${ $() }] { id; }' ${THIS_SH} -c : 2>/dev/null + +env BASH_FUNC_x%%=$'() { _;}>_[$($())]\n{ echo vuln;}' ${THIS_SH} -c : 2>/dev/null +eval 'x() { _;}>_[$($())] { echo vuln;}' 2>/dev/null + +eval 'foo() { _; } >_[${ $() }] ;{ echo eval ok; }' + +# other tests fixed in bash43-030 concerning function name transformation +env $'BASH_FUNC_\nfoo%%=() { echo transform-1; }' ${THIS_SH} -c foo 2>/dev/null +env $'BASH_FUNC_foo\n%%=() { echo transform-2; }' ${THIS_SH} -c foo 2>/dev/null +env $'BASH_FUNC_ foo %%=() { echo transform-3; }' ${THIS_SH} -c foo 2>/dev/null + +unset -f foo +env $'BASH_FUNC_#badname%%'=$'() { :; }\nfoo () { echo transform-4; } ' ${THIS_SH} -c 'foo' 2>/dev/null + +# tests of exported names +${THIS_SH} ./exportfunc3.sub |