Story of a dumb patch – This paper describes a mistake made by Microsoft in patch MS05-018 where Microsoft failed to properly fix a vulnerability having to release a new patch MS05-049. Hopefully this paper will open the eyes of software vendors to not repeat these kind of mistakes.
You can download it from the following link: https://packetstormsecurity.com/files/download/40893/MSBugPaper.pdf
Source: https://packetstormsecurity.com/files/40893/MSBugPaper.pdf.html

