This is an automated email from the git hooks/post-receive script. richard pushed a commit to branch tor-browser-91.8.0esr-11.0-1 in repository tor-browser. commit 2136fd4e9bb8504cf750bd08f7082641ba3c8296 Author: Georg Koppen <gk@torproject.org> AuthorDate: Wed May 29 12:29:19 2019 +0000 Bug 30541: Disable WebGL readPixel() for web content --- dom/canvas/ClientWebGLContext.cpp | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/dom/canvas/ClientWebGLContext.cpp b/dom/canvas/ClientWebGLContext.cpp index 7f7dc1e85c307..bba4fccc1fab5 100644 --- a/dom/canvas/ClientWebGLContext.cpp +++ b/dom/canvas/ClientWebGLContext.cpp @@ -4654,6 +4654,14 @@ bool ClientWebGLContext::ReadPixels_SharedPrecheck( return false; } + // Security check passed, but don't let content readPixel calls through for + // now, if Resist Fingerprinting Mode is enabled. + if (nsContentUtils::ResistFingerprinting(aCallerType)) { + JsWarning("readPixels: Not allowed in Resist Fingerprinting Mode"); + out_error.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR); + return false; + } + return true; } -- To stop receiving notification emails like this one, please contact the administrator of this repository.