PHP 5.3.1 open_basedir bypass

hi, in php 5.3.1 security changelog, we can read, that safemode bypass in tempnam has been already fixed. But safemode in 5.3 line is deprecated. We can understand security fix for openbasedir bypass, but not for safemode in 5.3. Annoying is the fact, that exploit for bypass openbasedir or safemo...