morgan pushed to branch base-browser-128.6.0esr-14.5-1 at The Tor Project / Applications / Tor Browser

Commits: 7a6a6796 by Pier Angelo Vendrame at 2025-01-13T14:47:07+00:00 fixup! Firefox preference overrides.

BB 43236: Disable vsync on Wayland.

Vsync leaks the monitor refresh rate, therefore it is already disabled on other platforms, including Linux/X11 and Windows.

- - - - -

1 changed file:

- browser/app/profile/001-base-profile.js

Changes:

===================================== browser/app/profile/001-base-profile.js ===================================== @@ -466,6 +466,8 @@ pref("browser.display.use_system_colors", false); // tor-browser#43366: do not use system accent color in inputs. // See also https://bugzilla.mozilla.org/show_bug.cgi?id=1861362. pref("widget.non-native-theme.use-theme-accent", false); +// tor-browser#43236: Disable vsync on Wayland to prevent refresh rate leaks. +pref("widget.wayland.vsync.enabled", false);

// tor-browser#41943: defense-in-depth, but do not lock anymore (enabled in Firefox 119, http://bugzil.la/1851162) pref("javascript.options.spectre.disable_for_isolated_content", false);

View it on GitLab: https://gitlab.torproject.org/tpo/applications/tor-browser/-/commit/7a6a6796...