An array overrun vulnerability has been discovered in libc/gdtoa printf(3). Systems affected include OpenBSD version 4.5, NetBSD version 5.0, and FreeBSD versions 7.2 and 6.4.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/78685/printf-overrun.txt
Source: https://packetstormsecurity.com/files/78685/Multiple-Vendors-libc-gdtoa-printf-3-Array-Overrun.html