A heap buffer overflow vulnerability exists in NanoMQ 0.17.2. The vulnerability can be triggered by calling the function nni_msg_get_pub_pid() in the file message.c. An attacker could exploit this vulnerability to cause a denial of service attack.
https://github.com/nanomq/NanoNNG/commit/657e6c81c474bdee0e6413483b990e90610030c1