On Thu, 13 Jan 2011, Tim Starling wrote:
If you're running MediaWiki on a 32-bit platform,
you should upgrade
to PHP 5.3.5, PHP 5.2.17 or a patched version of PHP from a Linux
distribution which includes a fix for CVE-2010-4645. If you run
MediaWiki on a 32-bit platform with an earlier version of PHP, you
will be vulnerable to a denial-of-service vulnerability.
Debian users might want to consider the dotdeb versions:
On Lenny, this will upgrade you from PHP 5.2 to PHP 5.3 which may be
a compatibility issue for other software. (And I'm guessing the
list admins would rather we not discuss PHP upgrade headaches here).
David Benfell <benfell(a)parts-unknown.org>