CWE-369 除零错误 类漏洞列表 154

public int computeAverageResponseTime (int totalTime, int numRequests) { return totalTime / numRequests; }

public int computeAverageResponseTime (int totalTime, int numRequests) throws ArithmeticException { if (numRequests == 0) { System.out.println("Division by zero attempted!"); throw ArithmeticException; } return totalTime / numRequests; }

double divide(double x, double y){ return x/y; }

const int DivideByZero = 10; double divide(double x, double y){ if ( 0 == y ){ throw DivideByZero; } return x/y; } ... try{ divide(10, 0); } catch( int i ){ if(i==DivideByZero) { cerr<<"Divide by zero error"; } }