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  1. May 07, 2024
  2. May 06, 2024
    • Mike Perry's avatar
      Bug 13028: Prevent potential proxy bypass cases. · 67e7a1ce
      Mike Perry authored and Pier Angelo Vendrame's avatar Pier Angelo Vendrame committed
      It looks like these cases should only be invoked in the NSS command line
      tools, and not the browser, but I decided to patch them anyway because there
      literally is a maze of network function pointers being passed around, and it's
      very hard to tell if some random code might not pass in the proper proxied
      versions of the networking code here by accident.
      
      Bugzilla: https://bugzilla.mozilla.org/show_bug.cgi?id=1433509
      67e7a1ce
    • Alex Catarineu's avatar
    • Pier Angelo Vendrame's avatar
      fixup! Bug 9173: Change the default Firefox profile directory to be relative. · 05306334
      Pier Angelo Vendrame authored
      Bug 42536: Fix !985 on macOS.
      05306334
    • Pier Angelo Vendrame's avatar
      fixup! Bug 9173: Change the default Firefox profile directory to be relative. · 79767805
      Pier Angelo Vendrame authored
      Bug 42519: Disable portable mode also if is-packaged-app is present.
      
      That is the file Firefox uses for .deb packages.
      79767805
    • Pier Angelo Vendrame's avatar
      Bug 9173: Change the default Firefox profile directory to be relative. · c0196c55
      Pier Angelo Vendrame authored
      This commit makes Firefox look for the default profile directory in a
      directory relative to the binary path.
      The directory can be specified through the --with-relative-data-dir.
      This is relative to the same directory as the firefox main binary for
      Linux and Windows.
      
      On macOS, we remove Contents/MacOS from it.
      Or, in other words, the directory is relative to the application
      bundle.
      
      This behavior can be overriden at runtime, by placing a file called
      system-install adjacent to the firefox main binary (also on macOS).
      c0196c55
    • Alex Catarineu's avatar
      Bug 26345: Hide tracking protection UI · 4865faf0
      Alex Catarineu authored and Pier Angelo Vendrame's avatar Pier Angelo Vendrame committed
      4865faf0
    • Alex Catarineu's avatar
      496e767e
    • Alex Catarineu's avatar
    • Alex Catarineu's avatar
      Bug 30605: Honor privacy.spoof_english in Android · 17e5614a
      Alex Catarineu authored and Pier Angelo Vendrame's avatar Pier Angelo Vendrame committed
      This checks `privacy.spoof_english` whenever `setLocales` is
      called from Fenix side and sets `intl.accept_languages`
      accordingly.
      
      Bug 40198: Expose privacy.spoof_english pref in GeckoView
      17e5614a
    • Pier Angelo Vendrame's avatar
      Bug 41901: Hardcode normalized FontSubstitutes. · 51a17779
      Pier Angelo Vendrame authored
      Windows has a system to set font aliases through the registry.
      This allows some customization that could be used as a fingerprinting
      vector.
      Moreover, this mechanism is used by Windows itself, and different SKUs
      might have different default FontSubstitutes.
      51a17779
    • Pier Angelo Vendrame's avatar
      Bug 41043: Hardcode the UI font on Linux · b8c066f5
      Pier Angelo Vendrame authored
      The mechanism to choose the UI font does not play well with our
      fontconfig configuration. As a result, the final criterion to choose
      the font for the UI was its version.
      
      Since we hardcode Arimo as a default sans-serif on preferences, we use
      it also for the UI. FontConfig will fall back to some other font for
      scripts Arimo does not cover as expected (we tested with Japanese).
      b8c066f5
    • Pier Angelo Vendrame's avatar
      fixup! Firefox preference overrides. · 36961f59
      Pier Angelo Vendrame authored
      Bug 42315: Drop dom.enable_event_timing.
      
      It is already protected by RFP.
      36961f59
    • Mike Perry's avatar
      Firefox preference overrides. · 70b9eac7
      Mike Perry authored and Pier Angelo Vendrame's avatar Pier Angelo Vendrame committed
      This hack directly includes our preference changes in omni.ja.
      
      Bug 18292: Staged updates fail on Windows
      
      Temporarily disable staged updates on Windows.
      
      Bug 18297: Use separate Noto JP,KR,SC,TC fonts
      
      Bug 23404: Add Noto Sans Buginese to the macOS whitelist
      
      Bug 23745: Set dom.indexedDB.enabled = true
      
      Bug 13575: Disable randomised Firefox HTTP cache decay user tests.
      (Fernando Fernandez Mancera <ffmancera@riseup.net>)
      
      Bug 17252: Enable session identifiers with FPI
      
      Session tickets and session identifiers were isolated
      by OriginAttributes, so we can re-enable them by
      allowing the default value (true) of
      "security.ssl.disable_session_identifiers".
      
      The pref "security.enable_tls_session_tickets" is obsolete
      (removed in https://bugzilla.mozilla.org/917049)
      
      Bug 14952: Enable http/2 and AltSvc
      
      In Firefox, SPDY/HTTP2 now uses Origin Attributes for
      isolation of connections, push streams, origin frames, etc.
      That means we get first-party isolation provided
      "privacy.firstparty.isolate" is true. So in this patch, we
      stop overriding "network.http.spdy.enabled" and
      "network.http.spdy.enabled.http2".
      
      Alternate Services also use Origin Attributes for isolation.
      So we stop overriding
      "network.http.altsvc.enabled" and "network.http.altsvc.oe"
      as well.
      
      (All 4 of the abovementioned "network.http.*" prefs adopt
      Firefox 60ESR's default value of true.)
      
      However, we want to disable HTTP/2 push for now, so we
      set "network.http.spdy.allow-push" to false.
      
      "network.http.spdy.enabled.http2draft" was removed in Bug 1132357.
      "network.http.sped.enabled.v2" was removed in Bug 912550.
      "network.http.sped.enabled.v3" was removed in Bug 1097944.
      "network.http.sped.enabled.v3-1" was removed in Bug 1248197.
      
      Bug 26114: addons.mozilla.org is not special
      * Don't expose navigator.mozAddonManager on any site
      * Don't block NoScript from modifying addons.mozilla.org or other sites
      
      Enable ReaderView mode again (#27281).
      
      Bug 29916: Make sure enterprise policies are disabled
      
      Bug 2874: Block Components.interfaces from content
      
      Bug 26146: Spoof HTTP User-Agent header for desktop platforms
      
      In Tor Browser 8.0, the OS was revealed in both the HTTP User-Agent
      header and to JavaScript code via navigator.userAgent. To avoid
      leaking the OS inside each HTTP request (which many web servers
      log), always use the Windows 7 OS value in the desktop User-Agent
      header. We continue to allow access to the actual OS via JavaScript,
      since doing so improves compatibility with web applications such
      as GitHub and Google Docs.
      
      Bug 12885: Windows Jump Lists fail for Tor Browser
      
      Jumplist entries are stored in a binary file in:
        %APPDATA%\\Microsoft\Windows\Recent\CustomDestinations\
      and has a name in the form
        [a-f0-9]+.customDestinations-ms
      
      The hex at the front is unique per app, and is ultimately derived from
      something called the 'App User Model ID' (AUMID) via some unknown
      hashing method. The AUMID is provided as a key when programmatically
      creating, updating, and deleting a jumplist. The default behaviour in
      firefox is for the installer to define an AUMID for an app, and save it
      in the registry so that the jumplist data can be removed by the
      uninstaller.
      
      However, the Tor Browser does not set this (or any other) regkey during
      installation, so this codepath fails and the app's AUMID is left
      undefined. As a result the app's AUMID ends up being defined by
      windows, but unknowable by Tor Browser. This unknown AUMID is used to
      create and modify the jumplist, but the delete API requires that we
      provide the app's AUMID explicitly. Since we don't know what the AUMID
      is (since the expected regkey where it is normally stored does not
      exist) jumplist deletion will fail and we will leave behind a mostly
      empty customDestinations-ms file. The name of the file is derived from
      the binary path, so an enterprising person could reverse engineer how
      that hex name is calculated, and generate the name for Tor Browser's
      default Desktop installation path to determine whether a person had
      used Tor Browser in the past.
      
      The 'taskbar.grouping.useprofile' option that is enabled by this patch
      works around this AUMID problem by having firefox.exe create it's own
      AUMID based on the profile path (rather than looking for a regkey). This
      way, if a user goes in and enables and disables jumplist entries, the
      backing store is properly deleted.
      
      Unfortunately, all windows users currently have this file lurking in
      the above mentioned directory and this patch will not remove it since it
      was created with an unknown AUMID. However, another patch could be
      written which goes to that directory and deletes any item containing the
      'Tor Browser' string.  See bug 28996.
      
      Bug 30845: Make sure default themes and other internal extensions are enabled
      
      Bug 28896: Enable extensions in private browsing by default
      
      Bug 31065: Explicitly allow proxying localhost
      
      Bug 31598: Enable letterboxing
      
      Disable Presentation API everywhere
      
      Bug 21549 - Use Firefox's WASM default pref. It is disabled at safer
      security levels.
      
      Bug 32321: Disable Mozilla's MitM pings
      
      Bug 19890: Disable installation of system addons
      
      By setting the URL to "" we make sure that already installed system
      addons get deleted as well.
      
      Bug 22548: Firefox downgrades VP9 videos to VP8.
      
      On systems where H.264 is not available or no HWA, VP9 is preferred. But in Tor
      Browser 7.0 all youtube videos are degraded to VP8.
      
      This behaviour can be turned off by setting media.benchmark.vp9.threshold to 0.
      All clients will get better experience and lower traffic, beause TBB doesn't
      use "Use hardware acceleration when available".
      
      Bug 25741 - TBA: Add mobile-override of 000-tor-browser prefs
      
      Bug 16441: Suppress "Reset Tor Browser" prompt.
      
      Bug 29120: Use the in-memory media cache and increase its maximum size.
      
      Bug 33697: use old search config based on list.json
      
      Bug 33855: Ensure that site-specific browser mode is disabled.
      
      Bug 30682: Disable Intermediate CA Preloading.
      
      Bug 40061: Omit the Windows default browser agent from the build
      
      Bug 40322: Consider disabling network.connectivity-service.enabled
      
      Bug 40408: Disallow SVG Context Paint in all web content
      
      Bug 40308: Disable network partitioning until we evaluate dFPI
      
      Bug 40322: Consider disabling network.connectivity-service.enabled
      
      Bug 40383: Disable dom.enable_event_timing
      
      Bug 40423: Disable http/3
      
      Bug 40177: Update prefs for Fx91esr
      
      Bug 40700: Disable addons and features recommendations
      
      Bug 40682: Disable network.proxy.allow_bypass
      
      Bug 40736: Disable third-party cookies in PBM
      
      Bug 19850: Enabled HTTPS-Only by default
      
      Bug 40912: Hide the screenshot menu
      
      Bug 41292: Disable moreFromMozilla in preferences page
      
      Bug 40057: Ensure the CSS4 system colors are not a fingerprinting vector
      
      Bug 24686: Set network.http.tailing.enabled to true
      
      Bug 40183: Disable TLS ciphersuites using SHA-1
      
      Bug 40783: Review 000-tor-browser.js and 001-base-profile.js for 102
      
      We reviewed all the preferences we set for 102, and remove a few old
      ones. See the description of that issue to see all the preferences we
      believed were still valid for 102, and some brief description for the
      reasons to keep them.
      70b9eac7
    • Richard Pospesel's avatar
      Bug 42037: Disable about:firefoxview page · 64c3e7c2
      Richard Pospesel authored and Pier Angelo Vendrame's avatar Pier Angelo Vendrame committed
      64c3e7c2
    • Richard Pospesel's avatar
      Bug 41327: Disable UrlbarProviderInterventions · 50700227
      Richard Pospesel authored and Pier Angelo Vendrame's avatar Pier Angelo Vendrame committed
      50700227
    • cypherpunks1's avatar
      2718a926
    • Pier Angelo Vendrame's avatar
      Bug 41599: Always return an empty string as network ID · 077311e6
      Pier Angelo Vendrame authored
      Firefox computes an internal network ID used to detect network changes
      and act consequently (e.g., to improve WebSocket UX).
      However, there are a few ways to get this internal network ID, so we
      patch them out, to be sure any new code will not be able to use them and
      possibly link users.
      
      We also sent a patch to Mozilla to seed the internal network ID, to
      prevent any accidental leak in the future.
      Upstream: https://bugzilla.mozilla.org/show_bug.cgi?id=1817756
      077311e6
    • cypherpunks1's avatar
      Bug 40717: Hide Windows SSO in settings · abfd56a0
      cypherpunks1 authored and Pier Angelo Vendrame's avatar Pier Angelo Vendrame committed
      abfd56a0
    • cypherpunks1's avatar
      Bug 41568: Disable LaterRun · a5a31db5
      cypherpunks1 authored and Pier Angelo Vendrame's avatar Pier Angelo Vendrame committed
      a5a31db5
    • Alex Catarineu's avatar
      Bug 28369: Stop shipping pingsender executable · 1f8cb9c0
      Alex Catarineu authored and Pier Angelo Vendrame's avatar Pier Angelo Vendrame committed
      1f8cb9c0
    • Georg Koppen's avatar
      3e47257c
    • Pier Angelo Vendrame's avatar
      Bug 41635: Disable the Normandy component · 7ba23f31
      Pier Angelo Vendrame authored
      Do not include Normandy at all whenever MOZ_NORMANDY is False.
      7ba23f31
    • cypherpunks1's avatar
      Bug 41092: Add a RemoteSettings JSON dump for query-stripping · 8785339c
      cypherpunks1 authored and Pier Angelo Vendrame's avatar Pier Angelo Vendrame committed
      8785339c
    • Alex Catarineu's avatar
      Bug 31740: Remove some unnecessary RemoteSettings instances · a923ebc8
      Alex Catarineu authored and Pier Angelo Vendrame's avatar Pier Angelo Vendrame committed
      More concretely, SearchService.jsm 'hijack-blocklists' and
      url-classifier-skip-urls.
      
      Avoid creating instance for 'anti-tracking-url-decoration'.
      
      If prefs are disabling their usage, avoid creating instances for
      'cert-revocations' and 'intermediates'.
      
      Do not ship JSON dumps for collections we do not expect to need. For
      the ones in the 'main' bucket, this prevents them from being synced
      unnecessarily (the code in remote-settings does so for collections
      in the main bucket for which a dump or local data exists). For the
      collections in the other buckets, we just save some size by not
      shipping their dumps.
      
      We also clear the collections database on the v2 -> v3 migration.
      a923ebc8
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