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[tor-bugs] #26259 [Core Tor/Tor]: Don't count 0-length RELAY_DATA cell as valid

#26259: Don't count 0-length RELAY_DATA cell as valid
------------------------------+--------------------------------
     Reporter:  mikeperry     |      Owner:  mikeperry
         Type:  defect        |     Status:  assigned
     Priority:  Medium        |  Milestone:  Tor: 0.3.4.x-final
    Component:  Core Tor/Tor  |    Version:
     Severity:  Normal        |   Keywords:
Actual Points:                |  Parent ID:
       Points:                |   Reviewer:
      Sponsor:                |
------------------------------+--------------------------------
 Pointed out by Roger: The CIRC_BW OVERHEAD field currently counts a DATA
 cell on a valid stream but with 0 length as valid but 100% overhead. Since
 this can be injected arbitrarily by an end point, and should not happen in
 normal operation, it should not be counted as valid circuit data.

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/26259>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online

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