National Institute of Standards and Technology
Package illustrating a test case

Test case 85067

Description

CWE: 191 Integer Underflow
BadSource: fscanf Read data from the console using fscanf()
GoodSource: Set data to a small, non-zero number (negative two)
Sinks: sub
GoodSink: Ensure there will not be an underflow before subtracting 1 from data
BadSink : Subtract 1 from data, which can cause an Underflow
Flow Variant: 51 Data flow: data passed as an argument from one function to another in different source files

Flaws

Test Suites

Documentation

Have any comments on this test case? Please, send us an email.