Updating NTP to version 4.2.7 following vulnerability

Hi everyone,

I would like to update my NTP version on my ESXi 4 host following vulnerability discover on version 4.2.4 : http://support.ntp.org/bin/view/Main/SecurityNotice#DRDoS_Amplification_Attack_using

How could you do that ?

Thanks in advance for your answer.

Regards,

Damien