Index: posixmodule.c
===================================================================
--- posixmodule.c	(revision 88766)
+++ posixmodule.c	(working copy)
@@ -3815,12 +3815,25 @@
         Py_DECREF(opath);
         return NULL;
     }
-
+	
+    if(!path || !*path) {
+        PyErr_SetString(PyExc_ValueError,
+                        "spawnv() path can't be empty");
+        Py_DECREF(opath);
+        return NULL;
+    }
+    if(!argc) {
+        PyErr_SetString(PyExc_ValueError,
+                        "spawnv() arg 2 container must be not empty");
+        Py_DECREF(opath);
+        return NULL;
+	}
     argvlist = PyMem_NEW(char *, argc+1);
     if (argvlist == NULL) {
         Py_DECREF(opath);
         return PyErr_NoMemory();
     }
+
     for (i = 0; i < argc; i++) {
         if (!fsconvert_strdup((*getitem)(argv, i),
                               &argvlist[i])) {
@@ -3832,6 +3845,12 @@
             return NULL;
         }
     }
+    if(!*(argvlist[0])) {
+        PyErr_SetString(PyExc_ValueError,
+                        "first argument can't be empty");
+        Py_DECREF(opath);
+        return NULL;
+    }
     argvlist[argc] = NULL;
 
 #if defined(PYOS_OS2) && defined(PYCC_GCC)