/* TEMPLATE GENERATED TESTCASE FILE Filename: CWE191_Integer_Underflow__short_min_predec_81_goodB2G.java Label Definition File: CWE191_Integer_Underflow.label.xml Template File: sources-sinks-81_goodB2G.tmpl.java */ /* * @description * CWE: 191 Integer Underflow * BadSource: min Set data to the max value for short * GoodSource: A hardcoded non-zero, non-min, non-max, even number * Sinks: decrement * GoodSink: Ensure there will not be an underflow before decrementing data * BadSink : Decrement data, which can cause an Underflow * Flow Variant: 81 Data flow: data passed in a parameter to an abstract method * * */ package testcases.CWE191_Integer_Underflow.s05; import testcasesupport.*; public class CWE191_Integer_Underflow__short_min_predec_81_goodB2G extends CWE191_Integer_Underflow__short_min_predec_81_base { public void action(short data ) throws Throwable { /* FIX: Add a check to prevent an underflow from occurring */ if (data > Short.MIN_VALUE) { short result = (short)(--data); IO.writeLine("result: " + result); } else { IO.writeLine("data value is too small to decrement."); } } }