[tor-bugs] #15640 [Tor Browser]: Place Canvas MediaStream behind site permission

Thu Mar 17 14:00:38 UTC 2016

#15640: Place Canvas MediaStream behind site permission
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 Reporter:  mikeperry                     |          Owner:  tbb-team
     Type:  defect                        |         Status:  new
 Priority:  Medium                        |      Milestone:
Component:  Tor Browser                   |        Version:
 Severity:  Normal                        |     Resolution:
 Keywords:  ff45-esr, tbb-fingerprinting  |  Actual Points:
Parent ID:                                |         Points:
 Reviewer:                                |        Sponsor:  None
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Changes (by mcs):

 * cc: brade, mcs (added)
 * severity:   => Normal
 * sponsor:   => None

Comment:

 There is also a preference to disable this feature:
  canvas.capturestream.enabled
 That said, unless we run out of time during our ESR45 work, we should
 protect access to this feature using the existing canvas prompt that is in
 Tor Browser.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/15640#comment:2>
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