diff options
Diffstat (limited to 'ext/mbstring/mbstring.c')
| -rw-r--r-- | ext/mbstring/mbstring.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/ext/mbstring/mbstring.c b/ext/mbstring/mbstring.c index 1f7a1c98ca..14c662d8e5 100644 --- a/ext/mbstring/mbstring.c +++ b/ext/mbstring/mbstring.c @@ -1844,6 +1844,13 @@ PHP_FUNCTION(mb_strcut) } } + if (from > Z_STRLEN_PP(arg1)) { + RETURN_FALSE; + } + if (((unsigned) from + (unsigned) len) > Z_STRLEN_PP(arg1)) { + len = Z_STRLEN_PP(arg1) - from; + } + ret = mbfl_strcut(&string, &result, from, len); if (ret != NULL) { RETVAL_STRINGL(ret->val, ret->len, 0); /* the string is already strdup()'ed */ |