/* goodG2B() - use GoodSource and BadSink */ private static void GoodG2B() { uint data; /* FIX: Use a hardcoded number that won't cause underflow, overflow, divide by zero, or loss-of-precision issues */ data = 2; LinkedList <uint> dataLinkedList = new LinkedList <uint>(); dataLinkedList.AddLast(data); dataLinkedList.AddLast(data); dataLinkedList.AddLast(data); CWE191_Integer_Underflow__UInt32_rand_sub_73b.GoodG2BSink(dataLinkedList); }
/* goodB2G() - use BadSource and GoodSink */ private static void GoodB2G() { uint data; /* POTENTIAL FLAW: Use a random value */ data = (uint)(new Random().Next(1 << 30)) << 2 | (uint)(new Random().Next(1 << 2)); LinkedList <uint> dataLinkedList = new LinkedList <uint>(); dataLinkedList.AddLast(data); dataLinkedList.AddLast(data); dataLinkedList.AddLast(data); CWE191_Integer_Underflow__UInt32_rand_sub_73b.GoodB2GSink(dataLinkedList); }
public override void Bad() { uint data; /* POTENTIAL FLAW: Use a random value */ data = (uint)(new Random().Next(1 << 30)) << 2 | (uint)(new Random().Next(1 << 2)); LinkedList <uint> dataLinkedList = new LinkedList <uint>(); dataLinkedList.AddLast(data); dataLinkedList.AddLast(data); dataLinkedList.AddLast(data); CWE191_Integer_Underflow__UInt32_rand_sub_73b.BadSink(dataLinkedList); }