- [fix][C++] avoid race condition causing double callback on close 15508
- [fix][C++] Wait until event loop terminates when closing the Client 15316
- [fix][C++] Fix UnknownError might be returned for a partitioned producer 15161
- [fix][C++] Fix single message metadata not set correctly 15072
- [fix][C++] Fix connection is not closed when broker closes the connection to proxy 15009
- [fix][C++] Fix send callback might not be invoked in key based batching 14898
- [fix][C++] Fix segmentation fault when creating socket failed 14834
- [fix][C++] Fix the race condition of connect timeout task 14823
- [fix][C++] Fix producer is never destructed until client is closed 14797