Soldier of Fortune II 1.03 gold allows remote attackers to cause a denial of service (application crash) via a large cl_guid value, which results in an invalid pointer dereference.

Quake 3 engine, as used in multiple games, allows remote attackers to cause a denial of service (client disconnect) via a long message, which is not properly truncated and causes the engine to process the remaining data as if it were network data.