Update to 5.2.8.

Security Enhancements and Fixes in PHP 5.2.7:

Upgraded PCRE to version 7.8 (Fixes CVE-2008-2371)
Fixed missing initialization of BG(page_uid) and BG(page_gid), reported by Maksymilian Arciemowicz.
Fixed incorrect php_value order for Apache configuration, reported by Maksymilian Arciemowicz.
Fixed a crash inside gd with invalid fonts (Fixes CVE-2008-3658).
Fixed a possible overflow inside memnstr (Fixes CVE-2008-3659).
Fixed security issues detailed in CVE-2008-2665 and CVE-2008-2666.
Fixed bug #45151 (Crash with URI/file..php (filename contains 2 dots)).(Fixes CVE-2008-3660)
Fixed bug #42862 (IMAP toolkit crash: rfc822.c legacy routine buffer overflow). (Fixes CVE-2008-2829)
Key enhancements in PHP 5.2.7 include:

Fixed several memory leaks inside the readline and sqlite extensions
A number of corrections relating to date parsing inside the date extension
Fixed bugs relating to data retrieval in the PDO extension
A series of crashes in various areas of code were resolved
Several corrections were made to the strip_tags() function in terms of < and <?XML handling
A number of bugs were fixed in extract() function when EXTR_REFS flag is being used
Added the ability to log PHP errors to the SAPI (Ex. Apache log) logging facility
Over 170 bug fixes.

5.2.8
Reverted bug fix Fixed bug #42718 that broke magic_quotes_gpc (Scott)

(adrianp)