MFH: crash fix in glob() with no results

diff --git a/ext/standard/dir.c b/ext/standard/dir.c
index d0e8c042b5dd3c3eddc48e2e8e248e4504e98cbb..1a7aa81e5d5840518986821cb949730b0a80fbfb 100644 (file)
--- a/ext/standard/dir.c
+++ b/ext/standard/dir.c
@@ -400,6 +400,9 @@ PHP_FUNCTION(glob)
 
        /* we assume that any glob pattern will match files from one directory only
           so checking the dirname of the first match should be sufficient */
+       if (!globbuf.gl_pathv) {
+               RETURN_FALSE;
+       }
        strncpy(cwd, globbuf.gl_pathv[0], MAXPATHLEN);
        if (PG(safe_mode) && (!php_checkuid(cwd, NULL, CHECKUID_CHECK_FILE_AND_DIR))) {
                RETURN_FALSE;