Hacked??

["Philippe Clérié" <philippe@gcal.net>]

I have found several lines like the one below in my logs on two
systems and at the same time. That private IP should not be there
and something must have triggered it. Have I been hacked??

Jun 22 12:26:45 antares kernel: Packet log: output DENY eth1
PROTO=17 myaddress:1024 10.0.8.40:53 L=65 S=0x00 I=30577 F=0x0000
T=64 (#2)

Best regards,
Philippe Clérié (philippe@gcal.net)