But although he made it clear that the Vista team seemed to be on top of bug fixes, he warned that it might be years before the stack's quality is ultimately determined. In addition, Microsoft's developers have only about four months to wrap up the operating system if they're to make the November deadline to corporations that the company's sworn to.
"In deciding to rewrite the stack, Microsoft has removed a large body of tried and tested code and replaced it with freshly written code, complete with new corner cases and defects," wrote Newsham and Hoagland in their paper. "Despite the claims of Microsoft developers, the Windows Vista network stack as it exists today is less stable than the earlier Windows XP stack."
Friedrichs backed up his researchers. "This stack is very very complex," he said. "It's going to be tough to flush out all the bugs."
The Symantec paper can be downloaded in PDF format from the Cupertino, Calif. company's Web site.