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authorNick Mathewson <nickm@torproject.org>2020-02-05 12:02:32 -0500
committerNick Mathewson <nickm@torproject.org>2020-02-05 12:02:32 -0500
commitd0bce65ce2426793a975e691204c3fb2ac667f66 (patch)
treec53180d912d4c195397508d0e0ad8d52c6a58cff
parentf160212ee855b6899063f2e9355abd59105d6a04 (diff)
downloadtor-d0bce65ce2426793a975e691204c3fb2ac667f66.tar.gz
tor-d0bce65ce2426793a975e691204c3fb2ac667f66.zip
changes file for 33119 aka TROVE-2020-002
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+ o Major bugfixes (security, denial-of-service):
+ - Fix a denial-of-service bug that could be used by anyone to consume a
+ bunch of CPU on any Tor relay or authority, or by directories to
+ consume a bunch of CPU on clients or hidden services. Because
+ of the potential for CPU consumption to introduce observable
+ timing patterns, we are treating this as a high-severity security
+ issue. Fixes bug 33119; bugfix on 0.2.1.5-alpha. We are also tracking
+ this issue as TROVE-2020-002.