[tor-bugs] #29607 [Core Tor/Tor]: Denial of service on v2 and v3 onion service

Tor Bug Tracker & Wiki blackhole at torproject.org
Wed Mar 20 22:08:38 UTC 2019


#29607: Denial of service on v2 and v3 onion service
--------------------------+--------------------------
 Reporter:  pidgin        |          Owner:  pidgin
     Type:  defect        |         Status:  accepted
 Priority:  Immediate     |      Milestone:
Component:  Core Tor/Tor  |        Version:
 Severity:  Normal        |     Resolution:
 Keywords:                |  Actual Points:
Parent ID:                |         Points:
 Reviewer:                |        Sponsor:
--------------------------+--------------------------

Comment (by teor):

 Replying to [comment:30 pidgin]:
 > Replying to [comment:28 teor]:
 > > Hi pidgin,
 > >
 > > We need to know more about your setup to help you:
 > >
 > > Replying to [comment:22 teor]:
 > > > The v3 service doesn't have the guard issue, it's getting much
 further along. Have you tried running it on a separate machine? (Or by
 itself without v2 running on the same machine?)
 >
 > there is enough cpu and bandwidth

 Tor also uses many other resources that can become exhausted, like
 sockets, memory, and various kernel data structures.

 Can you please test the v3 service on a machine by itself?

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/29607#comment:31>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
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