Bug #67311 [NEW]: FILTER_VALIDATE_IP bug with array reference

From: bug_34 at hotmaill dot com Operating system: Windows XP PHP version: Irrelevant Package: Filter related Bug Type: Bug Bug description:FILTER_VALIDATE_IP bug with array reference Description: ------------ FILTER_VALIDATE_IP is not working as expected. Please see code snippet. PHP version: 5.4.16 OS: Windows XP Works: if (filter_var($ip, FILTER_VALIDATE_IP, array('flags' => array(FILTER_FLAG_IPV4, FILTER_FLAG_NO_PRIV_RANGE, FILTER_FLAG_NO_RES_RANGE))) !== false) { Does not work: if (filter_var($ip, FILTER_VALIDATE_IP, array('flags' => array(FILTER_FLAG_IPV6, FILTER_FLAG_NO_PRIV_RANGE))) !== false) { Works: if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6 | FILTER_FLAG_NO_PRIV_RANGE) !== false) { I didn't test it on different OS and PHP versions. Test script: --------------- <?php function is_ip($ip, $version = null) { switch ($version) { case 4: if (filter_var($ip, FILTER_VALIDATE_IP, array('flags' => array(FILTER_FLAG_IPV4, FILTER_FLAG_NO_PRIV_RANGE, FILTER_FLAG_NO_RES_RANGE))) !== false) { return "passed <br />\n"; } break; case 6: if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) !== false) { return "passed <br />\n"; } break; case 'bug': if (filter_var($ip, FILTER_VALIDATE_IP, array('flags' => array(FILTER_FLAG_IPV6, FILTER_FLAG_NO_PRIV_RANGE))) !== false) { return "passed <br />\n"; } default: if (filter_var($ip, FILTER_VALIDATE_IP, array('flags' => array(FILTER_FLAG_IPV4, FILTER_FLAG_IPV6, FILTER_FLAG_NO_PRIV_RANGE, FILTER_FLAG_NO_RES_RANGE))) !== false) { return "passed <br />\n"; } break; } return "didn't pass <br />\n"; } $ip = "127.0.0.1"; echo "IP address validation test: " . $ip . "<br />\n"; echo "v4: ". is_ip($ip, 4); echo "v6: ". is_ip($ip, 6); echo "v6: ". is_ip($ip, 'bug'); echo "v4 or v6: ". is_ip($ip); Expected result: ---------------- The expected result: IP address validation test: 127.0.0.1 v4: passed v6: didn't pass v6: didn't pass v4 or v6: passed Actual result: -------------- The actual result: IP address validation test: 127.0.0.1 v4: passed v6: didn't pass v6: passed v4 or v6: passed -- Edit bug report at https://bugs.php.net/bug.php?id=67311&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=67311&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=67311&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=67311&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=67311&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=67311&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=67311&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=67311&r=needscript Try newer version: https://bugs.php.net/fix.php?id=67311&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=67311&r=support Expected behavior: https://bugs.php.net/fix.php?id=67311&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=67311&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=67311&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=67311&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=67311&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=67311&r=dst IIS Stability: https://bugs.php.net/fix.php?id=67311&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=67311&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=67311&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=67311&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=67311&r=mysqlcfg