[tbb-bugs] #23805 [Applications/Tor Browser]: Disable dom.enable_performance_navigation_timing in ESR 60

Tor Bug Tracker & Wiki blackhole at torproject.org
Wed Jun 6 19:28:19 UTC 2018

#23805: Disable dom.enable_performance_navigation_timing in ESR 60
 Reporter:  tom                       |          Owner:  tbb-team
     Type:  defect                    |         Status:  new
 Priority:  Medium                    |      Milestone:
Component:  Applications/Tor Browser  |        Version:
 Severity:  Normal                    |     Resolution:
 Keywords:  ff60-esr                  |  Actual Points:
Parent ID:                            |         Points:
 Reviewer:                            |        Sponsor:

Comment (by mcs):

 There is also performance.timeOrigin. See:
 Based on reading the code, it appears to be rounded for reduced precision
 when `privacy.resistFingerprinting` = `true`. We will need to determine if
 that is sufficient and make sure the system time zone offset is not leaked
 by this feature.

Ticket URL: <https://trac.torproject.org/projects/tor/ticket/23805#comment:5>
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