Segfault in Phar::convertToData on invalid file (CVE-2015-5589).
Buffer overflow and stack smashing error in pharfixfilepath (CVE-2015-5590).
The php package has been updated to version 5.5.27, which fixes these issues, as well as other possible bugs and security issues, including the BACKRONYM flaw, which allows php-mysqlnd client connections that were supposed to use SSL/TLS to be downgraded to not use it.