clamav

Stephen Gran discovered that malformed base64-encoded MIME attachments
can lead to denial of service through a null pointer dereference.

For the stable distribution (sarge) this problem has been fixed in
version 0.84-2.sarge.12.

For the upcoming stable distribution (etch) this problem has been
fixed in version 0.86-1.

For the unstable distribution (sid) this problem has been fixed in
version 0.86-1.

We recommend that you upgrade your clamav package.