5.2.6RC4 out!

RC4の登場（１・２・３・４）。正式リリースは近い。
5.2.6RC3から5.2.6RC4までの修正状況は以下の通り。
FastCGI SAPIのstack buffer overflowが修正されています。比較的重要な修正。

--- NEWS	2008/03/27 22:44:02	1.2027.2.547.2.1125
+++ NEWS	2008/04/04 00:12:21	1.2027.2.547.2.1131
@@ -1,6 +1,16 @@
 PHP                                                                        NEWS
 |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
-27 Mar 2008 , PHP 5.2.6RC3
+03 Apr 2008, PHP 5.2.6RC4
+- Fixed possible stack buffer overflow in FastCGI SAPI. (Andrei Nigmatulin)
+- Fixed sending of uninitialized paddings which may contain some information.
+  (Andrei Nigmatulin)
+- Fixed bug #44613 (Crash inside imap_headerinfo()). (Ilia, jmessa)
+- Fixed bug #44594 (imap_open() does not validate # of retries parameter).
+  (Ilia)
+- Fixed bug #44557 (Crash in imap_setacl when supplied integer as username)
+  (Thomas Jarosch)
+
+27 Mar 2008, PHP 5.2.6RC3
 - Properly address incomplete multibyte chars inside escapeshellcmd() (Ilia,
   Stefan Esser)
 - Fix integer overflow in printf(). (Stas, Maksymilian Aciemowicz)