Kernel mode memory patch

Recently i scanned my computer and there is a message about the Keylogger


9/9/2010 12:05:45 PM Detected: PDM.Keylogger kernel mode memory patch Absent

So, what is kernel mode memory patch?

My riskware program keep increasing everyday.
It show me that I got 2 viruses in my computer, but I scanned just like .. nothing detected.

Just found a link in the Kaspersky Support site regarding Kaspersky 2010 and Kernel Mode Memory Patch
With Kaspersky Internet Security 2010 installed on my computer the dialog window that informs about suspicious activity: Potentially dangerous program Keylogger - Process (PID: 0): kernel mode memory patch periodically appears. What should I do?

Also there are many threads in the Kaspersky Forums regarding this
kernel mode memory patch - Google Search