/* goodB2G() - use BadSource and GoodSink */ private static void GoodB2G() { long data; /* init data */ data = 0; /* POTENTIAL FLAW: Read data from console with ReadLine*/ try { string stringNumber = Console.ReadLine(); if (stringNumber != null) { data = long.Parse(stringNumber.Trim()); } } catch (IOException exceptIO) { IO.Logger.Log(NLog.LogLevel.Warn, "Error with stream reading", exceptIO); } catch (FormatException exceptNumberFormat) { IO.Logger.Log(NLog.LogLevel.Warn, "Error with number parsing", exceptNumberFormat); } Dictionary <int, long> dataDictionary = new Dictionary <int, long>(); dataDictionary.Add(0, data); dataDictionary.Add(1, data); dataDictionary.Add(2, data); CWE190_Integer_Overflow__Long_console_readLine_square_74b.GoodB2GSink(dataDictionary); }
/* goodG2B() - use GoodSource and BadSink */ private static void GoodG2B() { long data; /* FIX: Use a hardcoded number that won't cause underflow, overflow, divide by zero, or loss-of-precision issues */ data = 2; Dictionary <int, long> dataDictionary = new Dictionary <int, long>(); dataDictionary.Add(0, data); dataDictionary.Add(1, data); dataDictionary.Add(2, data); CWE190_Integer_Overflow__Long_console_readLine_square_74b.GoodG2BSink(dataDictionary); }