| ... |
... |
@@ -79,6 +79,7 @@ const max_caps = [ |
|
79
|
79
|
"object",
|
|
80
|
80
|
"other",
|
|
81
|
81
|
"script",
|
|
|
82
|
+ "wasm",
|
|
82
|
83
|
"webgl",
|
|
83
|
84
|
"noscript",
|
|
84
|
85
|
];
|
| ... |
... |
@@ -247,7 +248,6 @@ var initializeNoScriptControl = () => { |
|
247
|
248
|
// for each security setting. Note that 2-m and 3-m are identical,
|
|
248
|
249
|
// corresponding to the old 2-medium-high setting. We also separately
|
|
249
|
250
|
// bind NoScript settings to the browser.security_level.security_slider
|
|
250
|
|
-// (see noscript-control.js).
|
|
251
|
251
|
/* eslint-disable */
|
|
252
|
252
|
// prettier-ignore
|
|
253
|
253
|
const kSecuritySettings = {
|
| ... |
... |
@@ -260,7 +260,9 @@ const kSecuritySettings = { |
|
260
|
260
|
"gfx.font_rendering.opentype_svg.enabled": [, false, false, false, true ],
|
|
261
|
261
|
"svg.disabled": [, true, false, false, false],
|
|
262
|
262
|
"javascript.options.asmjs": [, false, false, false, true ],
|
|
263
|
|
- "javascript.options.wasm": [, false, false, false, true ],
|
|
|
263
|
+ // tor-browser#44234, tor-browser#44242: this interferes with the correct
|
|
|
264
|
+ // functioning of the browser. So, WASM is also handled by NoScript now.
|
|
|
265
|
+ "javascript.options.wasm": [, true, true, true, true ],
|
|
264
|
266
|
};
|
|
265
|
267
|
/* eslint-enable */
|
|
266
|
268
|
|
| ... |
... |
@@ -327,16 +329,19 @@ var write_setting_to_prefs = function (settingIndex) { |
|
327
|
329
|
// security settings matches. Otherwise return null.
|
|
328
|
330
|
var read_setting_from_prefs = function (prefNames) {
|
|
329
|
331
|
prefNames = prefNames || Object.keys(kSecuritySettings);
|
|
330
|
|
- for (let settingIndex of [1, 2, 3, 4]) {
|
|
|
332
|
+ for (const settingIndex of [1, 2, 3, 4]) {
|
|
331
|
333
|
let possibleSetting = true;
|
|
332
|
334
|
// For the given settingIndex, check if all current pref values
|
|
333
|
335
|
// match the setting.
|
|
334
|
|
- for (let prefName of prefNames) {
|
|
335
|
|
- if (
|
|
336
|
|
- kSecuritySettings[prefName][settingIndex] !==
|
|
337
|
|
- Services.prefs.getBoolPref(prefName)
|
|
338
|
|
- ) {
|
|
|
336
|
+ for (const prefName of prefNames) {
|
|
|
337
|
+ const wanted = kSecuritySettings[prefName][settingIndex];
|
|
|
338
|
+ const actual = Services.prefs.getBoolPref(prefName);
|
|
|
339
|
+ if (wanted !== actual) {
|
|
339
|
340
|
possibleSetting = false;
|
|
|
341
|
+ logger.info(
|
|
|
342
|
+ `${prefName} does not match level ${settingIndex}: ${actual}, should be ${wanted}!`
|
|
|
343
|
+ );
|
|
|
344
|
+ break;
|
|
340
|
345
|
}
|
|
341
|
346
|
}
|
|
342
|
347
|
if (possibleSetting) {
|
| ... |
... |
@@ -361,7 +366,7 @@ var initializeSecurityPrefs = function () { |
|
361
|
366
|
if (initializedSecPrefs) {
|
|
362
|
367
|
return;
|
|
363
|
368
|
}
|
|
364
|
|
- logger.info("Initializing security-prefs.js");
|
|
|
369
|
+ logger.info("Initializing security level");
|
|
365
|
370
|
initializedSecPrefs = true;
|
|
366
|
371
|
|
|
367
|
372
|
const wasCustom = Services.prefs.getBoolPref(kCustomPref, false);
|
| ... |
... |
@@ -369,6 +374,21 @@ var initializeSecurityPrefs = function () { |
|
369
|
374
|
// and it should not be custom.
|
|
370
|
375
|
let desiredIndex = Services.prefs.getIntPref(kSliderPref, 4);
|
|
371
|
376
|
desiredIndex = fixupIndex(desiredIndex);
|
|
|
377
|
+
|
|
|
378
|
+ if (!(wasCustom && desiredIndex == 4)) {
|
|
|
379
|
+ // The current level is non-customized Standard, or
|
|
|
380
|
+ // Safer / Safest (either customized or not): the global
|
|
|
381
|
+ // javascript.options.wasm pref interferes with the correct
|
|
|
382
|
+ // functioning of the browser, so instead we rely on NoScript
|
|
|
383
|
+ // to disable WebAssembly now (tor-browser#44234, tor-browser#44242).
|
|
|
384
|
+ // We skip flipping in customized Standard, because if its value was
|
|
|
385
|
+ // found false under such as circumstance, that would suggest
|
|
|
386
|
+ // an intentional user choice we don't want to interfere with.
|
|
|
387
|
+ // Unlike other javascript.options.* preferences, this one is safe
|
|
|
388
|
+ // to flip without a browser restart because it's checked whenever a
|
|
|
389
|
+ // context is created.
|
|
|
390
|
+ Services.prefs.setBoolPref("javascript.options.wasm", true);
|
|
|
391
|
+ }
|
|
372
|
392
|
// Make sure the user has a set preference user value.
|
|
373
|
393
|
Services.prefs.setIntPref(kSliderPref, desiredIndex);
|
|
374
|
394
|
Services.prefs.setBoolPref(kCustomPref, wasCustom);
|
| ... |
... |
@@ -448,7 +468,7 @@ var initializeSecurityPrefs = function () { |
|
448
|
468
|
});
|
|
449
|
469
|
}
|
|
450
|
470
|
|
|
451
|
|
- logger.info("security-prefs.js initialization complete");
|
|
|
471
|
+ logger.info("Security level initialization complete");
|
|
452
|
472
|
};
|
|
453
|
473
|
|
|
454
|
474
|
// tor-browser#41460: we changed preference names in 12.0.
|