Month Of Abysssec Undisclosed Bugs – Microsoft Excel suffers an OBJ record stack overflow vulnerability.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/94236/moaub24-msexcelobj.pdf
Source: https://packetstormsecurity.com/files/94236/Month-Of-Abysssec-Undisclosed-Bugs-Microsoft-Excel-OBJ.html