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Sun Cluster TCP Port Conflict Denial Of Service Vulnerability

A vulnerability has been discovered in the handling of some applications on local systems in a Sun Cluster. Because of this, it is possible for an attacker to create a denial of service.

Update: Reportedly the issue can only be triggered when the following conditions are true:

The Sun Cluster Oracle OPS/RAC packages 'ORCLudlm' and 'SUNWudlm' are installed
The Solaris Secure Shell server daemon ('sshd(1M)') is running
The system is configured to enable X11 forwarding