[tor-bugs] #7889 [Tor]: Relays should drop/destroy begin cells with streamid 0

[Tor Bug Tracker & Wiki]

#7889: Relays should drop/destroy begin cells with streamid 0
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 Reporter:  arma                         |          Owner:                    
     Type:  defect                       |         Status:  needs_review      
 Priority:  major                        |      Milestone:  Tor: 0.2.4.x-final
Component:  Tor                          |        Version:                    
 Keywords:  tor-relay 023-backport spec  |         Parent:                    
   Points:                               |   Actualpoints:                    
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Comment(by cypherpunks):

 I'm worrying about dropping RELAY_COMMAND_END cell even if zero stream_id
 and client never lookup such stream to any connection. Why not to destroy
 whole circuit?

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/7889#comment:8>
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