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SuSE: bind (SUSE-SA:2008:033)

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Special Forums Cybersecurity Security Advisories (RSS) SuSE: bind (SUSE-SA:2008:033)
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Old 07-11-2008
SuSE: bind (SUSE-SA:2008:033)
LinuxSecurity.com: The new version of bind uses a random transaction-ID (TRXID) and a random UDP source-port for DNS queries to address DNS cache poisoning attacks possible because of the "birthday paradox" and an attack discovered by Dan Kaminsky. Unfortunately we do not have details about Kaminsky's attack and have to trust the statement that a random UDP source-port is sufficient to stop it.

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ost_udpbroadcast

ost::UDPBroadcast(3)					     Library Functions Manual					      ost::UDPBroadcast(3)

NAME

       ost::UDPBroadcast -

       Representing a UDP socket used for subnet broadcasts, this class provides an alternate binding and setPeer() capability for UDP sockets.

SYNOPSIS

       #include <socket.h>

       Inherits ost::UDPSocket.

   Public Member Functions
       UDPBroadcast (const IPV4Address &ia, tpport_t port)
	   Create and bind a subnet broadcast socket.
       void setPeer (const IPV4Broadcast &subnet, tpport_t port)
	   Set peer by subnet rather than specific host.

   Additional Inherited Members
Detailed Description
       Representing a UDP socket used for subnet broadcasts, this class provides an alternate binding and setPeer() capability for UDP sockets.

       Author:
	   David Sugar dyfet@ostel.com Unreliable Datagram for subnet broadcasts.

Constructor &; Destructor Documentation
   ost::UDPBroadcast::UDPBroadcast (const IPV4Address &ia, tpport_tport)
       Create and bind a subnet broadcast socket. Parameters:
	   ia address to bind socket under locally.
	   port to bind socket under locally.

Member Function Documentation
   void ost::UDPBroadcast::setPeer (const IPV4Broadcast &subnet, tpport_tport)
       Set peer by subnet rather than specific host. Parameters:
	   subnet of peer hosts to send to.
	   port number to use.

Author
       Generated automatically by Doxygen for GNU CommonC++ from the source code.

GNU CommonC++							  Sat Jun 23 2012					      ost::UDPBroadcast(3)