[tbb-bugs] #16328 [Tor Browser]: Alter/Disable MediaDevices.enumerateDevices

Tor Bug Tracker & Wiki blackhole at torproject.org
Fri Apr 8 15:21:58 UTC 2016

#16328: Alter/Disable MediaDevices.enumerateDevices
 Reporter:  mikeperry                            |          Owner:  tbb-
     Type:  defect                               |  team
 Priority:  Medium                               |         Status:  new
Component:  Tor Browser                          |      Milestone:
 Severity:  Normal                               |        Version:
 Keywords:  ff45-esr, tbb-fingerprinting,        |     Resolution:
  tbb-6.0a5, TorBrowserTeam201604                |  Actual Points:
Parent ID:                                       |         Points:
 Reviewer:                                       |        Sponsor:
Changes (by mcs):

 * cc: brade, mcs (added)


 One stop-gap measure would be to disable this feature via pref. It looks
 like everything is controlled by the Navigator::HasUserMediaSupport()
 function whose implementation is:
   return Preferences::GetBool("media.navigator.enabled", false) ||
          Preferences::GetBool("media.peerconnection.enabled", false);
 so we could set media.navigator.enabled=false (we already set

Ticket URL: <https://trac.torproject.org/projects/tor/ticket/16328#comment:5>
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