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Re: [tor-bugs] #8093 [Tor]: Jan 29 23:32:20.066 [Warning] Bug/attack: unexpected sendme cell from client. Closing circ.
#8093: Jan 29 23:32:20.066 [Warning] Bug/attack: unexpected sendme cell from
client. Closing circ.
-------------------------+-------------------------------------------------
Reporter: | Owner: nickm
Gravitas | Status: new
Type: defect | Milestone: Tor: 0.2.???
Priority: normal | Version: Tor: 0.2.4.9-alpha
Component: Tor | Keywords: tor-client, 025-triaged needs-
Resolution: | insight
Actual Points: | Parent ID:
Points: |
-------------------------+-------------------------------------------------
Comment (by keb):
Replying to [comment:33 robink]:
> Sep 29 08:35:48.000 [notice] New control connection opened.
> Sep 29 08:36:16.000 [warn] Unexpected sendme cell from client. Closing
circ (window 1000).
> Sep 29 08:37:14.000 [notice] New control connection opened.
> Sep 29 08:39:09.000 [notice] New control connection opened.
> Sep 29 08:46:51.000 [warn] Unexpected sendme cell from client. Closing
circ (window 1000).
> Sep 29 08:57:17.000 [notice] New control connection opened.
> Sep 29 08:58:55.000 [notice] New control connection opened.
How are you getting so many control connections open that never close? If
it is related to the unexpected cells, it would be some sort of exploit.
--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/8093#comment:34>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online
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