1 files changed, 10 insertions, 0 deletions
diff --git a/test/fiddle/test_func.rb b/test/fiddle/test_func.rb
index e77229b7e8..92bcd8ed25 100644
--- a/test/fiddle/test_func.rb
+++ b/test/fiddle/test_func.rb
@@ -7,6 +7,16 @@ module Fiddle
       assert_nil f.call(10)
     end
 
+    def test_syscall_with_tainted_string
+      f = Function.new(@libc['system'], [TYPE_VOIDP], TYPE_INT)
+      assert_raises(SecurityError) do
+        Thread.new {
+          $SAFE = 1
+          f.call("uname -rs".taint)
+        }.join
+      end
+    end
+
     def test_sinf
       begin
         f = Function.new(@libm['sinf'], [TYPE_FLOAT], TYPE_FLOAT)