diff options
Diffstat (limited to 'ext/mbstring/php_mbregex.c')
| -rw-r--r-- | ext/mbstring/php_mbregex.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/ext/mbstring/php_mbregex.c b/ext/mbstring/php_mbregex.c index 73c94da5e9..457ee2ff08 100644 --- a/ext/mbstring/php_mbregex.c +++ b/ext/mbstring/php_mbregex.c @@ -1406,6 +1406,11 @@ PHP_FUNCTION(mb_ereg_search_setpos) return; } + /* Accept negative position if length of search string can be determined */ + if ((position < 0) && (!Z_ISUNDEF(MBREX(search_str))) && (Z_TYPE(MBREX(search_str)) == IS_STRING)) { + position += Z_STRLEN(MBREX(search_str)); + } + if (position < 0 || (!Z_ISUNDEF(MBREX(search_str)) && Z_TYPE(MBREX(search_str)) == IS_STRING && (size_t)position >= Z_STRLEN(MBREX(search_str)))) { php_error_docref(NULL, E_WARNING, "Position is out of range"); MBREX(search_pos) = 0; |