Denial of Service in all kernels 2.6.x

From: Croulder
Date: Thu Jul 05 2007 - 04:43:49 EST


Linux has the same problem that other OS:
"Multiple Vendor TCP Timestamp PAWS Remote Denial Of Service
Vulnerability" published in 2005 by Noritoshi Demizu

If i send a SYN packet with high timestamp legitime user can not
establish a connection with the victim server.

Kernel Tested : 2.6.21.5 , 2.6.11.12

http://www.securityfocus.com/bid/13676/info

Temporal solution: echo "0" > /proc/sys/net/ipv4/tcp_timestamp

Final solution: ???
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