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@@ -3,6 +3,19 @@ Changes in version 0.4.0.2-alpha - 2019-02-21
bugs from earlier versions, including several that had broken
backward compatibility.
+ It also includes a fix for a medium-severity security bug affecting Tor
+ 0.3.2.1-alpha and later. All Tor instances running an affected release
+ should upgrade to 0.3.3.12, 0.3.4.11, 0.3.5.8, or 0.4.0.2-alpha.
+
+ o Major bugfixes (cell scheduler, KIST, security):
+ - Make KIST consider the outbuf length when computing what it can
+ put in the outbuf. Previously, KIST acted as though the outbuf
+ were empty, which could lead to the outbuf becoming too full. It
+ is possible that an attacker could exploit this bug to cause a Tor
+ client or relay to run out of memory and crash. Fixes bug 29168;
+ bugfix on 0.3.2.1-alpha. This issue is also being tracked as
+ TROVE-2019-001 and CVE-2019-8955.
+
o Major bugfixes (networking):
- Gracefully handle empty username/password fields in SOCKS5
username/password auth messsage and allow SOCKS5 handshake to