diff options
Diffstat (limited to 'ext/standard/uuencode.c')
| -rw-r--r-- | ext/standard/uuencode.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/ext/standard/uuencode.c b/ext/standard/uuencode.c index 52e892ed9e..8544aef9f0 100644 --- a/ext/standard/uuencode.c +++ b/ext/standard/uuencode.c @@ -151,6 +151,9 @@ PHPAPI int php_uudecode(char *src, int src_len, char **dest) /* {{{ */ } while (s < ee) { + if(s+4 > e) { + goto err; + } *p++ = PHP_UU_DEC(*s) << 2 | PHP_UU_DEC(*(s + 1)) >> 4; *p++ = PHP_UU_DEC(*(s + 1)) << 4 | PHP_UU_DEC(*(s + 2)) >> 2; *p++ = PHP_UU_DEC(*(s + 2)) << 6 | PHP_UU_DEC(*(s + 3)); |