Stack-based buffer overflow in the tcp_test function in aireplay-ng.c in Aircrack-ng before 1.2 RC 1 allows remote attackers to execute arbitrary code via a crafted length parameter value.
Heap-based buffer overflow in the dissector_postgresql function in dissectors/ec_postgresql.c in Ettercap before 0.8.1 allows remote attackers to cause a denial of service or possibly execute arbitrary code via a crafted password length value that is inconsistent with the actual length of the password.