In Apache Log4j 2.x before 2.8.2, when using the TCP socket server or UDP socket server to receive serialized log events from another application, a specially crafted binary payload can be sent that, when deserialized, can execute arbitrary code.

Heap-based buffer overflow in the iGateway service for various Computer Associates (CA) iTechnology products, in iTechnology iGateway before 4.0.051230, allows remote attackers to execute arbitrary code via an HTTP request with a negative Content-Length field.