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[tor-bugs] #23956 [Applications/Tor Browser Sandbox]: Tor unusable after update (Debian)



#23956: Tor unusable after update (Debian)
-------------------------------------------------+-------------------------
     Reporter:  helpful_guy                      |      Owner:  yawning
         Type:  defect                           |     Status:  new
     Priority:  Medium                           |  Milestone:
    Component:  Applications/Tor Browser         |    Version:  Tor:
  Sandbox                                        |  0.3.1.7
     Severity:  Major                            |   Keywords:  prctl
Actual Points:                                   |  Parent ID:
       Points:                                   |   Reviewer:
      Sponsor:                                   |
-------------------------------------------------+-------------------------
 After the update to 7.0.7, I get:
 {{{
 2017/10/23 10:09:04 firefox: Sandbox: prctl(PR_SET_NO_NEW_PRIVS) failed:
 Function not implemented
 }}}
 The result is no site can be visited, and all new tabs crash with the
 firefox "Gah" message. The fuller context is below.

 On load the tor log messages are normal, but firefox says:
 {{{
 2017/10/23 10:09:03 firefox: 1508778543200
 addons.webextension.{73a6fe31-595d-460b-a920-fcc0f8843232}        WARN
 Loading extension '{73a6fe31-595d-460b-a920-fcc0f8843232}': Reading
 manifest: Error processing permissions.1: Unknown permission "privacy"
 2017/10/23 10:09:03 firefox: 1508778543200
 addons.webextension.{73a6fe31-595d-460b-a920-fcc0f8843232}        WARN
 Loading extension '{73a6fe31-595d-460b-a920-fcc0f8843232}': Reading
 manifest: Error processing permissions.4: Unknown permission
 "unlimitedStorage"
 2017/10/23 10:09:03 firefox: 1508778543300        addons.webextension
 .https-everywhere-eff@xxxxxxx        WARN        Loading extension 'https-
 everywhere-eff@xxxxxxx': Reading manifest: Error processing devtools_page:
 An unexpected property was found in the WebExtension manifest.
 2017/10/23 10:09:03 firefox: 1508778543400        addons.webextension
 .https-everywhere-eff@xxxxxxx        WARN        Please specify whether
 you want browser_style or not in your browser_action options.
 }}}
 Firefox does open, but any attempt to visit a URL produces this set of
 messages:

 {{{
 2017/10/23 10:09:04 firefox: Sandbox: prctl(PR_SET_NO_NEW_PRIVS) failed:
 Function not implemented
 2017/10/23 10:09:04 firefox: [Parent 3] WARNING: pipe error (59):
 Connection reset by peer: file /home/debian/build/tor-
 browser/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 322
 2017/10/23 10:09:04 firefox: [Parent 3] WARNING: pipe error (57):
 Connection reset by peer: file /home/debian/build/tor-
 browser/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 322
 2017/10/23 10:09:04 firefox: ###!!! [Parent][MessageChannel] Error:
 (msgtype=0x2C0086,name=PBrowser::Msg_Destroy) Channel error: cannot
 send/recv
 }}}

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/23956>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online
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