known operating system security flaw in Microsoft® Windows®, Mac OS X®, Linux®, or UNIX®. 53569

Write a 2- to 4-page paper summarizing the known operating system security flaw in Microsoft® Windows®, Mac OS X®, Linux®, or UNIX®. Describe the type of flaw or condition within the OS that allowed the attack and how the flaw was addressed or countered. Include at least 2 resources in your references.