Bug #69203 [NEW]: FILTER_FLAG_STRIP_HIGH doesn't strip ASCII 127

From: whatthejeff Operating system: PHP version: 5.5Git-2015-03-09 (Git) Package: Filter related Bug Type: Bug Bug description:FILTER_FLAG_STRIP_HIGH doesn't strip ASCII 127 Description: ------------ FILTER_FLAG_STRIP_HIGH doesn't strip ASCII 127. This is inconsistent with FILTER_FLAG_ENCODE_HIGH which encodes ASCII 127 as expected. Test script: --------------- // FILTER_FLAG_STRIP_HIGH var_dump(filter_var("\x7f", FILTER_SANITIZE_STRING, FILTER_FLAG_STRIP_HIGH)); var_dump(filter_var("\x7f", FILTER_UNSAFE_RAW, FILTER_FLAG_STRIP_HIGH)); var_dump(filter_var("\x7f", FILTER_SANITIZE_ENCODED, FILTER_FLAG_STRIP_HIGH)); var_dump(filter_var("\x7f", FILTER_SANITIZE_SPECIAL_CHARS, FILTER_FLAG_STRIP_HIGH)); // FILTER_FLAG_ENCODE_HIGH var_dump(filter_var("\x7f", FILTER_SANITIZE_STRING, FILTER_FLAG_ENCODE_HIGH)); var_dump(filter_var("\x7f", FILTER_UNSAFE_RAW, FILTER_FLAG_ENCODE_HIGH)); var_dump(filter_var("\x7f", FILTER_SANITIZE_ENCODED, FILTER_FLAG_ENCODE_HIGH)); var_dump(filter_var("\x7f", FILTER_SANITIZE_SPECIAL_CHARS, FILTER_FLAG_ENCODE_HIGH)); Expected result: ---------------- string(0) "" string(0) "" string(0) "" string(0) "" string(6) "" string(6) "" string(3) "%7F" string(6) "" Actual result: -------------- string(1) "" string(1) "" string(3) "%7F" string(1) "" string(6) "" string(6) "" string(3) "%7F" string(6) "" -- Edit bug report at https://bugs.php.net/bug.php?id=69203&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=69203&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=69203&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=69203&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=69203&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=69203&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=69203&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=69203&r=needscript Try newer version: https://bugs.php.net/fix.php?id=69203&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=69203&r=support Expected behavior: https://bugs.php.net/fix.php?id=69203&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=69203&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=69203&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=69203&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=69203&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=69203&r=dst IIS Stability: https://bugs.php.net/fix.php?id=69203&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=69203&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=69203&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=69203&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=69203&r=mysqlcfg