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[tor-commits] [Git][tpo/applications/tor-browser][base-browser-115.3.0esr-13.0-1] fixup! Firefox preference overrides.

Title: GitLab

richard pushed to branch base-browser-115.3.0esr-13.0-1 at The Tor Project / Applications / Tor Browser

Commits:

  • dee4b1e1
    by Pier Angelo Vendrame at 2023-09-27T19:51:01+00:00 
    fixup! Firefox preference overrides.

Bug 41496: Pref review for 115/13.0

1 changed file:

Changes:

  • browser/app/profile/001-base-profile.js
    ... ... @@ -40,6 +40,8 @@ pref("app.update.promptWaitTime", 3600);
    40 40 
     pref("app.update.staging.enabled", false);
    41 41 
     #endif
    42 42
    43 
    +pref("browser.startup.homepage_override.buildID", "20100101");
    44 
    +
    43 45 
     // Disable the "Refresh" prompt that is displayed for stale profiles.
    44 46 
     pref("browser.disableResetPrompt", true);
    45 47
    ... ... @@ -47,7 +49,6 @@ pref("browser.disableResetPrompt", true);
    47 49 
     pref("browser.privatebrowsing.autostart", true);
    48 50 
     pref("browser.cache.disk.enable", false);
    49 51 
     pref("permissions.memory_only", true);
    50 
    -pref("network.cookie.lifetimePolicy", 2);
    51 52 
     pref("security.nocertdb", true);
    52 53 
     pref("media.aboutwebrtc.hist.enabled", false);
    53 54
    ... ... @@ -66,7 +67,10 @@ pref("browser.download.enable_spam_prevention", true);
    66 67 
     // Misc privacy: Disk
    67 68 
     pref("signon.rememberSignons", false);
    68 69 
     pref("browser.formfill.enable", false);
    70 
    +pref("signon.formlessCapture.enabled", false); // Added with tor-browser#41496
    69 71 
     pref("signon.autofillForms", false);
    72 
    +// Do not store extra data (form, scrollbar positions, cookies, POST data) for
    73 
    +// the session restore functionality.
    70 74 
     pref("browser.sessionstore.privacy_level", 2);
    71 75 
     // Use the in-memory media cache and increase its maximum size (#29120)
    72 76 
     pref("browser.privatebrowsing.forceMediaMemoryCache", true);
    ... ... @@ -80,6 +84,8 @@ pref("browser.pagethumbnails.capturing_disabled", true);
    80 84
    81 85 
     // Enable HTTPS-Only mode (tor-browser#19850)
    82 86 
     pref("dom.security.https_only_mode", true);
    87 
    +// The previous pref automatically sets this to true (see StaticPrefList.yaml),
    88 
    +// but set it anyway only as a defense-in-depth.
    83 89 
     pref("dom.security.https_only_mode_pbm", true);
    84 90
    85 91 
     // tor-browser#22320: Hide referer when comming from a .onion address
    ... ... @@ -118,7 +124,8 @@ pref("security.tls.version.enable-deprecated", false, locked);
    118 124 
     // Misc privacy: Remote
    119 125 
     pref("browser.send_pings", false);
    120 126 
     // Space separated list of URLs that are allowed to send objects (instead of
    121 
    -// only strings) through webchannels.
    127 
    +// only strings) through webchannels. The default for Firefox is some Mozilla
    128 
    +// domains.
    122 129 
     pref("webchannel.allowObject.urlWhitelist", "");
    123 130 
     pref("geo.enabled", false);
    124 131 
     pref("geo.provider.network.url", "");
    ... ... @@ -127,6 +134,7 @@ pref("geo.provider.use_corelocation", false);
    127 134 
     pref("geo.provider.use_gpsd", false);
    128 135 
     pref("geo.provider.use_geoclue", false);
    129 136 
     pref("browser.search.suggest.enabled", false);
    137 
    +pref("browser.search.suggest.enabled.private", false);
    130 138 
     pref("browser.urlbar.suggest.searches", false);
    131 139 
     pref("browser.urlbar.suggest.quicksuggest.nonsponsored", false);
    132 140 
     pref("browser.urlbar.suggest.quicksuggest.sponsored", false);
    ... ... @@ -143,7 +151,6 @@ pref("browser.safebrowsing.provider.google4.updateURL", "");
    143 151 
     pref("browser.safebrowsing.provider.google4.gethashURL", "");
    144 152 
     pref("browser.safebrowsing.provider.mozilla.updateURL", "");
    145 153 
     pref("browser.safebrowsing.provider.mozilla.gethashURL", "");
    146 
    -pref("extensions.ui.lastCategory", "addons://list/extension");
    147 154 
     pref("datareporting.healthreport.uploadEnabled", false);
    148 155 
     pref("datareporting.policy.dataSubmissionEnabled", false);
    149 156 
     // Make sure Unified Telemetry is really disabled, see: #18738.
    ... ... @@ -152,6 +159,9 @@ pref("toolkit.telemetry.unified", false);
    152 159 
     pref("toolkit.telemetry.enabled", false, locked);
    153 160 
     pref("toolkit.telemetry.server", "data:,");
    154 161 
     pref("toolkit.telemetry.archive.enabled", false);
    162 
    +pref("toolkit.telemetry.newProfilePing.enabled", false); // Added in tor-browser#41496
    163 
    +pref("toolkit.telemetry.shutdownPingSender.enabled", false); // Added in tor-browser#41496
    164 
    +pref("toolkit.telemetry.firstShutdownPing.enabled", false); // Added in tor-browser#41496
    155 165 
     pref("toolkit.telemetry.updatePing.enabled", false); // Make sure updater telemetry is disabled; see #25909.
    156 166 
     pref("toolkit.telemetry.bhrPing.enabled", false);
    157 167 
     pref("toolkit.telemetry.coverage.opt-out", true);
    ... ... @@ -160,6 +170,11 @@ pref("toolkit.coverage.endpoint.base", "");
    160 170 
     pref("browser.ping-centre.telemetry", false);
    161 171 
     pref("browser.tabs.crashReporting.sendReport", false);
    162 172 
     pref("browser.crashReports.unsubmittedCheck.autoSubmit2", false);
    173 
    +// Added in tor-browser#41496 even though false by default
    174 
    +pref("browser.crashReports.unsubmittedCheck.enabled", false);
    175 
    +// Added in tor-browser#41496 even though it shuld be already always disabled
    176 
    +// since we disable MOZ_CRASHREPORTER.
    177 
    +pref("breakpad.reportURL", "data:");
    163 178 
     #ifdef XP_WIN
    164 179 
     // Defense-in-depth: ensure that the Windows default browser agent will
    165 180 
     // not ping Mozilla if it is somehow present (we omit it at build time).
    ... ... @@ -177,10 +192,8 @@ pref("services.sync.engine.passwords", false);
    177 192 
     pref("services.sync.engine.prefs", false);
    178 193 
     pref("services.sync.engine.tabs", false);
    179 194 
     pref("extensions.getAddons.cache.enabled", false); // https://blog.mozilla.org/addons/how-to-opt-out-of-add-on-metadata-updates/
    180 
    -pref("browser.search.region", "US"); // The next two prefs disable GeoIP search lookups (#16254)
    181 
    -pref("browser.search.geoip.url", "");
    182 195 
     pref("browser.fixup.alternate.enabled", false); // Bug #16783: Prevent .onion fixups
    183 
    -pref("privacy.donottrackheader.enabled", false); // (privacy-browser#17)
    196 
    +pref("privacy.donottrackheader.enabled", false); // (mullvad-browser#17)
    184 197 
     // Make sure there is no Tracking Protection active in Tor Browser, see: #17898.
    185 198 
     pref("privacy.trackingprotection.enabled", false);
    186 199 
     pref("privacy.trackingprotection.pbmode.enabled", false);
    ... ... @@ -200,15 +213,10 @@ pref("browser.newtabpage.activity-stream.feeds.section.topstories", false);
    200 213 
     pref("browser.newtabpage.activity-stream.showSponsored", false);
    201 214 
     pref("browser.newtabpage.activity-stream.showSponsoredTopSites", false);
    202 215 
     pref("browser.newtabpage.activity-stream.default.sites", "");
    216 
    +// Activity Stream telemetry
    203 217 
     pref("browser.newtabpage.activity-stream.feeds.telemetry", false);
    204 218 
     pref("browser.newtabpage.activity-stream.telemetry", false);
    205 219
    206 
    -// tor-browser#41945 - disable automatic cookie banners dismissal until
    207 
    -// we're sure it does not causes fingerprinting risks or other issues.
    208 
    -pref("cookiebanners.service.mode", 0);
    209 
    -pref("cookiebanners.service.mode.privateBrowsing", 0);
    210 
    -pref("cookiebanners.ui.desktop.enabled", false);
    211 
    -
    212 220 
     // tor-browser#40788: disable AS's calls to home.
    213 221 
     // Notice that null is between quotes because it is a JSON string.
    214 222 
     // Keep checked firefox.js to see if new entries are added.
    ... ... @@ -221,6 +229,12 @@ pref("browser.newtabpage.activity-stream.asrouter.providers.messaging-experiment
    221 229 
     // Disable fetching asrouter.ftl and related console errors (tor-browser#40763).
    222 230 
     pref("browser.newtabpage.activity-stream.asrouter.useRemoteL10n", false);
    223 231
    232 
    +// tor-browser#41945 - disable automatic cookie banners dismissal until
    233 
    +// we're sure it does not causes fingerprinting risks or other issues.
    234 
    +pref("cookiebanners.service.mode", 0);
    235 
    +pref("cookiebanners.service.mode.privateBrowsing", 0);
    236 
    +pref("cookiebanners.ui.desktop.enabled", false);
    237 
    +
    224 238 
     // Disable moreFromMozilla pane in the preferences/settings (tor-browser#41292).
    225 239 
     pref("browser.preferences.moreFromMozilla", false);
    226 240
    ... ... @@ -228,14 +242,16 @@ pref("browser.preferences.moreFromMozilla", false);
    228 242 
     pref("extensions.screenshots.disabled", true);
    229 243 
     pref("extensions.webcompat-reporter.enabled", false);
    230 244
    245 
    +pref("browser.search.region", "US"); // Disable GeoIP search lookups (#16254)
    231 246 
     // Disable use of WiFi location information
    232 247 
     pref("browser.region.network.scan", false);
    233 248 
     pref("browser.region.network.url", "");
    234 249 
     pref("browser.region.local-geocoding", false);
    235 
    -// Bug 40083: Make sure Region.jsm fetching is disabled
    250 
    +// Bug 40083: Make sure Region.sys.mjs fetching is disabled
    236 251 
     pref("browser.region.update.enabled", false);
    237 252
    238 
    -// Don't load Mozilla domains in a separate tab process
    253 
    +// Don't load Mozilla domains in a separate privileged tab process
    254 
    +pref("browser.tabs.remote.separatePrivilegedMozillaWebContentProcess", false);
    239 255 
     pref("browser.tabs.remote.separatedMozillaDomains", "");
    240 256
    241 257 
     // Avoid DNS lookups on search terms
    ... ... @@ -270,12 +286,23 @@ pref("security.pki.crlite_mode", 0);
    270 286 
     // Disable website password breach alerts
    271 287 
     pref("signon.management.page.breach-alerts.enabled", false);
    272 288
    273 
    -// Disable remote "password recipes"
    289 
    +// Disable remote "password recipes". They are a way to improve the UX of the
    290 
    +// password manager by havinc specific heuristics for some sites.
    291 
    +// It needs remote settings and in general we disable the password manager.
    292 
    +// More information about this feature at
    293 
    +// https://bugzilla.mozilla.org/show_bug.cgi?id=1119454
    274 294 
     pref("signon.recipes.remoteRecipes.enabled", false);
    275 295
    276 
    -// Disable ServiceWorkers and push notifications by default
    296 
    +// Disable ServiceWorkers by default. They do not work in PBM in any case.
    297 
    +// See https://bugzilla.mozilla.org/show_bug.cgi?id=1320796
    277 298 
     pref("dom.serviceWorkers.enabled", false);
    299 
    +// Push notifications use an online Mozilla service and a persistent ID stored
    300 
    +// in dom.push.userAgentID, so disable them by default.
    301 
    +// See also https://support.mozilla.org/kb/push-notifications-firefox
    278 302 
     pref("dom.push.enabled", false);
    303 
    +// As a defense in depth measure, also set the push server URL to empty.
    304 
    +// See tor-browser#18801.
    305 
    +pref("dom.push.serverURL", "");
    279 306
    280 307 
     // Fingerprinting
    281 308 
     // tor-browser#41797: For release builds, lock RFP
    ... ... @@ -292,7 +319,6 @@ pref("privacy.resistFingerprinting", true);
    292 319 
     pref("webgl.disable-fail-if-major-performance-caveat", true);
    293 320 
     // tor-browser#16404: disable until we investigate it further (#22333)
    294 321 
     pref("webgl.enable-webgl2", false);
    295 
    -pref("browser.startup.homepage_override.buildID", "20100101");
    296 322 
     pref("browser.link.open_newwindow.restriction", 0); // Bug 9881: Open popups in new tabs (to avoid fullscreen popups)
    297 323 
     // Prevent scripts from moving and resizing open windows
    298 324 
     pref("dom.disable_window_move_resize", true);
    ... ... @@ -307,7 +333,9 @@ pref("dom.webmidi.enabled", false); // Bug 41398: Disable Web MIDI API
    307 333 
     // randomized IDs when this pref is true).
    308 334 
     // Defense-in-depth (already the default value) from Firefox 119 or 120.
    309 335 
     pref("media.devices.enumerate.legacy.enabled", false);
    310 
    -pref("dom.w3c_touch_events.enabled", 0); // Bug 10286: Always disable Touch API
    336 
    +// Bug 10286: Always disable Touch API.
    337 
    +// We might need to deepen this topic, see tor-browser#42069.
    338 
    +pref("dom.w3c_touch_events.enabled", 0);
    311 339 
     pref("dom.vr.enabled", false); // Bug 21607: Disable WebVR for now
    312 340 
     pref("security.webauth.webauthn", false); // Bug 26614: Disable Web Authentication API for now
    313 341 
     // Disable SAB, no matter if the sites are cross-origin isolated.
    ... ... @@ -350,6 +378,7 @@ pref("_javascript_.options.spectre.disable_for_isolated_content", false, locked);
    350 378 
     pref("privacy.firstparty.isolate", true); // Always enforce first party isolation
    351 379 
     // tor-browser#40123 and #40308: Disable for now until audit
    352 380 
     pref("privacy.partition.network_state", false);
    381 
    +// Only accept cookies from the originating site (block third party cookies)
    353 382 
     pref("network.cookie.cookieBehavior", 1);
    354 383 
     pref("network.cookie.cookieBehavior.pbmode", 1);
    355 384 
     pref("network.predictor.enabled", false); // Temporarily disabled. See https://bugs.torproject.org/16633
    ... ... @@ -365,7 +394,9 @@ pref("privacy.purge_trackers.enabled", false);
    365 394 
     // Do not allow cross-origin sub-resources to open HTTP authentication
    366 395 
     // credentials dialogs. Hardens against potential credentials phishing.
    367 396 
     pref("network.auth.subresource-http-auth-allow", 1);
    368 
    -// Disable sending additional analytics to web servers
    397 
    +// Disable sending additional analytics to web servers.
    398 
    +// This disables navigator.sendBeacon, even though this is discouraged by the
    399 
    +// standard: https://w3c.github.io/beacon/#privacy-and-security
    369 400 
     pref("beacon.enabled", false);
    370 401
    371 402 
     pref("network.dns.disablePrefetch", true);
    ... ... @@ -379,13 +410,19 @@ pref("network.protocol-handler.warn-external.mailto", true);
    379 410 
     pref("network.protocol-handler.warn-external.news", true);
    380 411 
     pref("network.protocol-handler.warn-external.nntp", true);
    381 412 
     pref("network.protocol-handler.warn-external.snews", true);
    413 
    +#ifdef XP_WIN
    414 
    +  pref("network.protocol-handler.external.ms-windows-store", false);
    415 
    +  pref("network.protocol-handler.warn-external.ms-windows-store", true);
    416 
    +#endif
    382 417 
     pref("network.proxy.allow_bypass", false, locked); // #40682
    383 418 
     // Lock to 'true', which is already the firefox default, to prevent users
    384 419 
     // from making themselves fingerprintable by disabling. This pref
    385 420 
     // alters content load order in a page. See tor-browser#24686
    386 421 
     pref("network.http.tailing.enabled", true, locked);
    387 422
    388 
    -// Make sure the varoius http2 settings, buffer sizes, timings, etc are locked to firefox defaults to minimize network performance fingerprinting. See https://gitlab.torproject.org/tpo/applications/tor-browser/-/issues/27128
    423 
    +// Make sure the varoius http2 settings, buffer sizes, timings, etc are locked
    424 
    +// to firefox defaults to minimize network performance fingerprinting.
    425 
    +// See https://gitlab.torproject.org/tpo/applications/tor-browser/-/issues/27128
    389 426 
     pref("network.http.http2.enabled", true, locked);
    390 427 
     pref("network.http.http2.enabled.deps", true, locked);
    391 428 
     pref("network.http.http2.enforce-tls-profile", true, locked);
    ... ... @@ -395,13 +432,13 @@ pref("network.http.http2.coalesce-hostnames", true, locked);
    395 432 
     pref("network.http.http2.persistent-settings", false, locked);
    396 433 
     pref("network.http.http2.ping-threshold", 58, locked);
    397 434 
     pref("network.http.http2.ping-timeout", 8, locked);
    398 
    -pref("network.http.http2.send-buffer-size", 131072, locked);
    435 
    +pref("network.http.http2.send-buffer-size", 0, locked);
    399 436 
     pref("network.http.http2.allow-push", true, locked);
    400 437 
     pref("network.http.http2.push-allowance", 131072, locked);
    401 438 
     pref("network.http.http2.pull-allowance", 12582912, locked);
    402 439 
     pref("network.http.http2.default-concurrent", 100, locked);
    403 440 
     pref("network.http.http2.default-hpack-buffer", 65536, locked);
    404 
    -pref("network.http.http2.websockets", false, locked);
    441 
    +pref("network.http.http2.websockets", true, locked);
    405 442 
     pref("network.http.http2.enable-hpack-dump", false, locked);
    406 443
    407 444 
     // tor-browser#23044: Make sure we don't have any GIO supported protocols
    ... ... @@ -467,10 +504,6 @@ pref("network.manage-offline-status", false);
    467 504 
     pref("network.captive-portal-service.enabled", false);
    468 505 
     pref("network.connectivity-service.enabled", false);
    469 506 
     pref("captivedetect.canonicalURL", "");
    470 
    -// As a "defense in depth" measure, configure an empty push server URL (the
    471 
    -// DOM Push features are disabled by default via other prefs).
    472 
    -// See tor-browser#18801.
    473 
    -pref("dom.push.serverURL", "");
    474 507
    475 508 
     #ifdef XP_WIN
    476 509 
     // tor-browser#41683: Disable the network process on Windows
    ... ... @@ -482,9 +515,7 @@ pref("network.process.enabled", false);
    482 515
    483 516 
     // Extension support
    484 517 
     pref("extensions.autoDisableScopes", 0);
    485 
    -pref("extensions.databaseSchema", 3);
    486 518 
     pref("extensions.enabledScopes", 5); // AddonManager.SCOPE_PROFILE=1 | AddonManager.SCOPE_APPLICATION=4
    487 
    -pref("extensions.pendingOperations", false);
    488 519 
     // We don't know what extensions Mozilla is advertising to our users and we
    489 520 
     // don't want to have some random Google Analytics script running either on the
    490 521 
     // about:addons page, see bug 22073, 22900 and 31601.
    ... ... @@ -498,8 +529,8 @@ pref("browser.discovery.enabled", false);
    498 529 
     pref("extensions.webextensions.restrictedDomains", "");
    499 530 
     // Don't give Mozilla-recommended third-party extensions special privileges.
    500 531 
     pref("extensions.postDownloadThirdPartyPrompt", false);
    501 
    -// tor-browser#41701: Reporting an extension does not work
    502 
    -// disable extension reporting since the request goes to Mozilla and is rejected anyway (HTTP 400)
    532 
    +// tor-browser#41701: Reporting an extension does not work. The request goes to
    533 
    +// Mozilla and is always rejected anyway (HTTP 400).
    503 534 
     pref("extensions.abuseReport.enabled", false);
    504 535 
     // We are already providing the languages we support in multi-lingual packages.
    505 536 
     // Therefore, do not allow download of additional language packs. They are not a
    ... ... @@ -526,10 +557,6 @@ pref("security.certerrors.mitm.priming.enabled", false);
    526 557 
     // Don't automatically enable enterprise roots, see bug 40166
    527 558 
     pref("security.certerrors.mitm.auto_enable_enterprise_roots", false);
    528 559
    529 
    -// Don't allow any domain overrides access to offscreen rendering, see tor-browser#41135
    530 
    -pref("gfx.offscreencanvas.domain-enabled", false);
    531 
    -pref("gfx.offscreencanvas.domain-allowlist", "");
    532 
    -
    533 560 
     // Disable share menus on Mac and Windows tor-browser#41117
    534 561 
     pref("browser.menu.share_url.allow", false, locked);
    535 562

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