Debian Security Advisory DSA 902-1 – A buffer overflow has been discovered in the sendmail program of xmail, an advanced, fast and reliable ESMTP/POP3 mail server that could lead to the execution of arbitrary code with group mail privileges.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/41748/dsa-902-1.txt
Source: https://packetstormsecurity.com/files/41748/Debian-Linux-Security-Advisory-902-1.html