apr_proc_create(): Check that progname argument is quoted correctly if

it's quoted on Windows.

git-svn-id: https://svn.apache.org/repos/asf/apr/apr/trunk@1920871 13f79535-47bb-0310-9956-ffa450edef68

CHANGES

@@ -297,6 +297,9 @@ Changes for APR 2.0.0
   *) apr_proc_create(): Fix potential handle leak when apr_proc_create() is used
      from multiple threads on Windows [Ivan Zhakov]
 
+  *) apr_proc_create(): Check that progname argument is quoted correctly if
+     it's quoted on Windows. [Ivan Zhakov]
+
 Changes for APR and APR-util 1.7.x and later:
 
   *) http://svn.apache.org/viewvc/apr/apr/branches/1.7.x/CHANGES?view=markup

test/testproc.c

@@ -300,6 +300,34 @@ static void test_proc_args_winbatch(abts_case* tc, void* data)
     ABTS_STR_EQUAL(tc, expected, actual);
 }
 
+#ifdef WIN32
+static void test_proc_unclosed_quote1(abts_case *tc, void *data)
+{
+    apr_procattr_t *attr;
+    apr_status_t rv;
+    const char *args[] = { NULL };
+
+    rv = apr_procattr_create(&attr, p);
+    ABTS_INT_EQUAL(tc, APR_SUCCESS, rv);
+
+    rv = apr_proc_create(&newproc, "\"", args, NULL, attr, p);
+    ABTS_INT_EQUAL(tc, APR_EINVAL, rv);
+}
+
+static void test_proc_unclosed_quote2(abts_case *tc, void *data)
+{
+    apr_procattr_t *attr;
+    apr_status_t rv;
+    const char *args[] = { NULL };
+
+    rv = apr_procattr_create(&attr, p);
+    ABTS_INT_EQUAL(tc, APR_SUCCESS, rv);
+
+    rv = apr_proc_create(&newproc, "\"abc", args, NULL, attr, p);
+    ABTS_INT_EQUAL(tc, APR_EINVAL, rv);
+}
+#endif
+
 abts_suite *testproc(abts_suite *suite)
 {
     suite = ADD_SUITE(suite)
@@ -311,6 +339,8 @@ abts_suite *testproc(abts_suite *suite)
     abts_run_test(suite, test_proc_args, NULL);
 #ifdef WIN32
     abts_run_test(suite, test_proc_args_winbatch, NULL);
+    abts_run_test(suite, test_proc_unclosed_quote1, NULL);
+    abts_run_test(suite, test_proc_unclosed_quote2, NULL);
 #endif
 
     return suite;

threadproc/win32/proc.c

@@ -509,7 +509,16 @@ APR_DECLARE(apr_status_t) apr_proc_create(apr_proc_t *new,
      * XXX progname must be NULL if this is a 16 bit app running in WOW
      */
     if (progname[0] == '\"') {
-        progname = apr_pstrmemdup(pool, progname + 1, strlen(progname) - 2);
+        size_t progname_len = strlen(progname);
+        if (progname_len < 2) {
+            return APR_EINVAL;
+        }
+
+        if (progname[progname_len - 1] != '\"') {
+            return APR_EINVAL;
+        }
+
+        progname = apr_pstrmemdup(pool, progname + 1, progname_len - 2);
     }
 
     if (attr->cmdtype == APR_PROGRAM || attr->cmdtype == APR_PROGRAM_ENV) {