**19 Mar 2015, PHP 5.5.23**
Core:
* Fixed bug #69174 (leaks when unused inner class use traits precedence). (Laruence)
* Fixed bug #69139 (Crash in gc_zval_possible_root on unserialize). (Laruence)
* Fixed bug #69121 (Segfault in get_current_user when script owner is not in passwd with ZTS build). (dan at syneto dot net)
* Fixed bug #65593 (Segfault when calling ob_start from output buffering callback). (Mike)
* Fixed bug #69017 (Fail to push to the empty array with the constant value defined in class scope). (Laruence)
* Fixed bug #68986 (pointer returned by php_stream_fopen_temporary_file not validated in memory.c). (nayana at ddproperty dot com)
* Fixed bug #68166 (Exception with invalid character causes segv). (Rasmus)
* Fixed bug #69141 (Missing arguments in reflection info for some builtin functions). (kostyantyn dot lysyy at oracle dot com)
* Fixed bug #68976 (Use After Free Vulnerability in unserialize()). (Stas)
* Fixed bug #69134 (Per Directory Values overrides PHP_INI_SYSTEM configuration options). (Anatol Belski)
* Fixed bug #69207 (move_uploaded_file allows nulls in path). (Stas)
CGI:
* Fixed bug #69015 (php-cgi’s getopt does not see $argv). (Laruence)
CLI:
* Fixed bug #67741 (auto_prepend_file messes up __LINE__). (Reeze Xia)
cURL:
* Fixed bug #69088 (PHP_MINIT_FUNCTION does not fully initialize cURL on Win32). (Grant Pannell)
* Add CURLPROXY_SOCKS4A and CURLPROXY_SOCKS5_HOSTNAME constants if supported by libcurl. (Linus Unneback)
Ereg:
* Fixed bug #69248 (heap overflow vulnerability in regcomp.c). (Stas)
FPM:
* Fixed bug #68822 (request time is reset too early). (honghu069 at 163 dot com)
ODBC:
* Fixed bug #68964 (Allowed memory size exhausted with odbc_exec). (Anatol)
Opcache:
* Fixed bug #69125 (Array numeric string as key). (Laruence)
* Fixed bug #69038 (switch(SOMECONSTANT) misbehaves). (Laruence)
OpenSSL:
* Fixed bugs #61285, #68329, #68046, #41631 (encrypted streams don’t observe socket timeouts). (Brad Broerman)
pgsql:
* Fixed bug #68638 (pg_update() fails to store infinite values). (william dot welter at 4linux dot com dot br, Laruence)
Readline:
* Fixed bug #69054 (Null dereference in readline_(read|write)_history() without parameters). (Laruence)
SOAP:
* Fixed bug #69085 (SoapClient’s __call() type confusion through unserialize()). (andrea dot palazzo at truel dot it, Laruence)
SPL:
* Fixed bug #69108 (“Segmentation fault” when (de)serializing SplObjectStorage). (Laruence)
* Fixed bug #68557 (RecursiveDirectoryIterator::seek(0) broken after calling getChildren()). (Julien)
ZIP:
* Fixed bug #69253 (ZIP Integer Overflow leads to writing past heap boundary) (CVE-2015-2331). (Stas)