Pier Angelo Vendrame pushed to branch tor-browser-149.0a1-16.0-2 at The Tor
Project / Applications / Tor Browser
Commits:
881103bb by Pier Angelo Vendrame at 2026-03-23T16:01:55+01:00
BB 44772: Disable efficient randomization for canvases.
Always use the regular randomization algorithm, instead.
- - - - -
1 changed file:
- dom/canvas/CanvasUtils.cpp
Changes:
=====================================
dom/canvas/CanvasUtils.cpp
=====================================
@@ -382,14 +382,9 @@ ImageExtraction
ImageExtractionResult(dom::HTMLCanvasElement* aCanvasElement,
return ImageExtraction::Placeholder;
}
- if (ownerDoc->ShouldResistFingerprinting(
- RFPTarget::EfficientCanvasRandomization) &&
- GetCanvasExtractDataPermission(aPrincipal) !=
- nsIPermissionManager::ALLOW_ACTION) {
- return ImageExtraction::EfficientRandomize;
- }
-
- if ((ownerDoc->ShouldResistFingerprinting(RFPTarget::CanvasRandomization) ||
+ if ((ownerDoc->ShouldResistFingerprinting(
+ RFPTarget::EfficientCanvasRandomization) ||
+ ownerDoc->ShouldResistFingerprinting(RFPTarget::CanvasRandomization) ||
ownerDoc->ShouldResistFingerprinting(RFPTarget::WebGLRandomization)) &&
GetCanvasExtractDataPermission(aPrincipal) !=
nsIPermissionManager::ALLOW_ACTION) {
View it on GitLab:
https://gitlab.torproject.org/tpo/applications/tor-browser/-/commit/881103bb5d32081bbc891a044af538a8617f64fd
--
View it on GitLab:
https://gitlab.torproject.org/tpo/applications/tor-browser/-/commit/881103bb5d32081bbc891a044af538a8617f64fd
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