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Re: [tor-bugs] #15463 [Tor]: TOR CPU load 100%. Hidden service unavailable. Maybe zero-day vulnerability like "circuit storm".

Subject: Re: [tor-bugs] #15463 [Tor]: TOR CPU load 100%. Hidden service unavailable. Maybe zero-day vulnerability like "circuit storm".
From: "Tor Bug Tracker & Wiki" <blackhole@xxxxxxxxxxxxxx>
Date: Thu, 26 Mar 2015 16:53:09 -0000
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#15463: TOR CPU load 100%. Hidden service unavailable. Maybe zero-day vulnerability
like "circuit storm".
--------------------------+-----------------
     Reporter:  alberto   |      Owner:
         Type:  defect    |     Status:  new
     Priority:  critical  |  Milestone:
    Component:  Tor       |    Version:
   Resolution:            |   Keywords:
Actual Points:            |  Parent ID:
       Points:            |
--------------------------+-----------------

Comment (by alberto):

 Attack is continue :(

 I collect for you full debug log with all severities.
 Daemon start, I wait for tor overload CPU(near 1-1.5 min), small wait for
 collect data and shutdown daemon.

 File is big for bugtracker, please download at
 https://www.sendspace.com/file/y15neg

 Now try connect to IRC.

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/15463#comment:8>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online
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References:
- [tor-bugs] #15463 [Tor]: TOR CPU load 100%. Hidden service unavailable. Maybe zero-day vulnerability circuit storm.
  - From: Tor Bug Tracker & Wiki

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