Pier Angelo Vendrame pushed to branch tor-browser-140.2.0esr-15.0-1 at The Tor Project / Applications / Tor Browser

Commits:

• c02477fa
  by Pier Angelo Vendrame at 2025-09-08T13:44:13+00:00

  fixup! Firefox preference overrides.
  
  BB 43950: Disable HEVC.
  
  HEVC support can be used for fingerprinting, as it's hardware-dependent
  on some systems, or depends on distribution support/installed packages
  for Linux.
  

1 changed file:

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

Changes:

 pref("dom.disable_window_move_resize", true);

 // Set video VP9 to 0 for everyone (bug 22548)

 pref("media.benchmark.vp9.threshold", 0);

+// tor-browser#43950: Disable HEVC, as it will reveal lacking hardware support,

+// or differences in installed codec for Linux systems.

+pref("media.hevc.enabled", false);

 pref("privacy.resistFingerprinting.block_mozAddonManager", true); // Bug 26114

 pref("dom.webmidi.enabled", false); // Bug 41398: Disable Web MIDI API

 // tor-browser#42043: Stop reporting device IDs (and spoof their number without