#22971: The XPI signing mechanism needs to use different hash functions. --------------------------------------+-------------------------- Reporter: yawning | Owner: tbb-team Type: defect | Status: new Priority: High | Milestone: Component: Applications/Tor Browser | Version: Severity: Major | Resolution: Keywords: tbb-security | Actual Points: Parent ID: | Points: Reviewer: | Sponsor: --------------------------------------+--------------------------
Comment (by yawning): If I were to try to mitigate this without breaking things for lots of users, I would replace the SHA1 implementation used for XPI verification with the hardened variant that came out of the shattered.io research. https://github.com/cr-marcstevens/sha1collisiondetection -- Ticket URL: <https://trac.torproject.org/projects/tor/ticket/22971#comment:5> Tor Bug Tracker & Wiki <https://trac.torproject.org/> The Tor Project: anonymity online _______________________________________________ tor-bugs mailing list tor-bugs@lists.torproject.org https://lists.torproject.org/cgi-bin/mailman/listinfo/tor-bugs