DoS against TCPDUMP
http://www.idefense.com/advisory/02.27.03.txt""
A vulnerability exists in the parsing of ISAKMP packets (UDP port 500) that allows an attacker to force TCPDUMP into an infinite loop upon receipt of a specially crafted packet.
""
The following packages are available:
http://www.tcpdump.org/release/tcpdump-3.7.2.tar.gz
http://www.tcpdump.org/release/libpcap-0.7.2.tar.gz