Versions 2.0.11 of Mosquitto has been released. This is a security and bugfix release. # Security - If an authenticated client connected with MQTT v5 sent a crafted CONNECT message to the broker a memory leak would occur. Affects versions 1.6 to 2.0.10 inclusive. # Broker - Fix possible crash having just upgraded from 1.6 if `per_listener_settings true` is set, and a SIGHUP is sent to the broker before a client has reconnected to the broker. Closes [#2167]. - Fix bridge not reconnectng if the first reconnection attempt fails. Closes [#2207]. - Improve QoS 0 outgoing packet queueing. - Fix non-reachable bridge blocking the broker on Windows. Closes #2172. - Fix possible corruption of pollfd array on Windows when bridges were reconnecting. Closes [#2173]. # Clients - If sending mosquitto_sub output to a pipe, mosquitto_sub will now detect that the pipe has closed and disconnect. Closes [#2164]. - Fix `mosquitto_pub -l` quitting if a message publication is attempted when the broker is temporarily unavailable. Closes [#2187]. [#2164]: https://github.com/eclipse/mosquitto/issues/2164 [#2167]: https://github.com/eclipse/mosquitto/issues/2167 [#2172]: https://github.com/eclipse/mosquitto/issues/2172 [#2173]: https://github.com/eclipse/mosquitto/issues/2173 [#2187]: https://github.com/eclipse/mosquitto/issues/2187 [#2207]: https://github.com/eclipse/mosquitto/issues/2207