[CentOS] Determine security updates

Tue Jan 19 10:49:39 UTC 2010
John Doe <jdmls at yahoo.com>

From: "Frank.Brodbeck at klingel.de" <Frank.Brodbeck at klingel.de>
> is there a way / software to find out which security patches my 
> different CentOS systems are missing? Maybe with the according 
> CESA announcement displayed?

Try the yum-security package...

JD