Trustix Secure Linux Security Advisory #2006-0072: Hendrik Weimer has reported a vulnerability in ClamAV, which can be exploited by malicious people to cause a DoS (Denial of Service). The vulnerability is caused due to a stack overflow when scanning messages with deeply nested multipart content. This can be exploited to crash the service by sending specially crafted emails to a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/53117/TSLSA-2006-0072.txt
Source: https://packetstormsecurity.com/files/53117/Trustix-Secure-Linux-Security-Advisory-2006.72.html