This report looks at all of the vulnerabilities fixed by Apple, Microsoft, Red Hat and Ubuntu during the first half of 2008. At the vendor level, the report examines all vulnerabilities as well as Days of Risk (DoR) associated with those vulnerabilities. The report further drills down to examine just those issues affecting the commonly installed desktop operating system components. The key findings for 1H08: The four vendors fixed a total 585 vulnerabilities in 1H08. 26.8% affected multiple...