Merge branch 'PHP-5.5' into PHP-5.6

* PHP-5.5:
  Fix bug #69646	OS command injection vulnerability in escapeshellarg
  Fix #69719 - more checks for nulls in paths
  fix test description
  Fixed Buf #68812 Unchecked return value.

1 files changed, 17 insertions, 5 deletions

diff --git a/ext/dom/document.c b/ext/dom/document.c
index c2c436513d..1bf4c541dd 100644
--- a/ext/dom/document.c
+++ b/ext/dom/document.c
@@ -1700,7 +1700,7 @@ PHP_FUNCTION(dom_document_save)
 	char *file;
 	long options = 0;
 
-	if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os|l", &id, dom_document_class_entry, &file, &file_len, &options) == FAILURE) {
+	if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Op|l", &id, dom_document_class_entry, &file, &file_len, &options) == FAILURE) {
 		return;
 	}
 
@@ -1930,7 +1930,7 @@ static void _dom_document_schema_validate(INTERNAL_FUNCTION_PARAMETERS, int type
 	int                     is_valid;
 	char resolved_path[MAXPATHLEN + 1];
 
-	if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Op|l", &id, dom_document_class_entry, &source, &source_len, &flags) == FAILURE) {
+	if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os|l", &id, dom_document_class_entry, &source, &source_len, &flags) == FAILURE) {
 		return;
 	}
 
@@ -1943,6 +1943,10 @@ static void _dom_document_schema_validate(INTERNAL_FUNCTION_PARAMETERS, int type
 
 	switch (type) {
 	case DOM_LOAD_FILE:
+		if (CHECK_NULL_PATH(source, source_len)) {
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid Schema file source");
+			RETURN_FALSE;
+		}
 		valid_file = _dom_get_valid_file_path(source, resolved_path, MAXPATHLEN  TSRMLS_CC);
 		if (!valid_file) {
 			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid Schema file source");
@@ -2026,7 +2030,7 @@ static void _dom_document_relaxNG_validate(INTERNAL_FUNCTION_PARAMETERS, int typ
 	int                     is_valid;
 	char resolved_path[MAXPATHLEN + 1];
 
-	if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Op", &id, dom_document_class_entry, &source, &source_len) == FAILURE) {
+	if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os", &id, dom_document_class_entry, &source, &source_len) == FAILURE) {
 		return;
 	}
 
@@ -2039,6 +2043,10 @@ static void _dom_document_relaxNG_validate(INTERNAL_FUNCTION_PARAMETERS, int typ
 
 	switch (type) {
 	case DOM_LOAD_FILE:
+		if (CHECK_NULL_PATH(source, source_len)) {
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid RelaxNG file source");
+			RETURN_FALSE;
+		}
 		valid_file = _dom_get_valid_file_path(source, resolved_path, MAXPATHLEN  TSRMLS_CC);
 		if (!valid_file) {
 			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid RelaxNG file source");
@@ -2119,7 +2127,7 @@ static void dom_load_html(INTERNAL_FUNCTION_PARAMETERS, int mode) /* {{{ */
 
 	id = getThis();
 
-	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p|l", &source, &source_len, &options) == FAILURE) {
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|l", &source, &source_len, &options) == FAILURE) {
 		return;
 	}
 
@@ -2129,6 +2137,10 @@ static void dom_load_html(INTERNAL_FUNCTION_PARAMETERS, int mode) /* {{{ */
 	}
 
 	if (mode == DOM_LOAD_FILE) {
+		if (CHECK_NULL_PATH(source, source_len)) {
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid file source");
+			RETURN_FALSE;
+		}
 		ctxt = htmlCreateFileParserCtxt(source, NULL);
 	} else {
 		source_len = xmlStrlen(source);
@@ -2217,7 +2229,7 @@ PHP_FUNCTION(dom_document_save_html_file)
 	char *file;
 	const char *encoding;
 
-	if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os", &id, dom_document_class_entry, &file, &file_len) == FAILURE) {
+	if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Op", &id, dom_document_class_entry, &file, &file_len) == FAILURE) {
 		return;
 	}