Check length of string before comparing to :memory:

diff --git a/ext/sqlite3/sqlite3.c b/ext/sqlite3/sqlite3.c
index f7f76cd3fb3afb270b73a7ddf66a986306a63cf0..ce9472a71411554aebcc4d5bc848dd524e158144 100644 (file)
--- a/ext/sqlite3/sqlite3.c
+++ b/ext/sqlite3/sqlite3.c
@@ -123,7 +123,8 @@ PHP_METHOD(sqlite3, open)
        if (strlen(filename) != filename_len) {
                return;
        }
-       if (memcmp(filename, ":memory:", sizeof(":memory:")) != 0) {
+       if (filename_len != sizeof(":memory:")-1 ||
+                       memcmp(filename, ":memory:", sizeof(":memory:")-1) != 0) {
                if (!(fullpath = expand_filepath(filename, NULL TSRMLS_CC))) {
                        zend_throw_exception(zend_exception_get_default(TSRMLS_C), "Unable to expand filepath", 0 TSRMLS_CC);
                        return;