The remote host is missing an update to libvorbis announced via advisory USN-861-1.

The problem can be corrected by upgrading your system to the following package versions: Ubuntu 8.04 LTS: libvorbis0a 1.2.0.dfsg-2ubuntu0.3 Ubuntu 8.10: libvorbis0a 1.2.0.dfsg-3.1ubuntu0.8.10.2 Ubuntu 9.04: libvorbis0a 1.2.0.dfsg-3.1ubuntu0.9.04.2 Ubuntu 9.10: libvorbis0a 1.2.0.dfsg-6ubuntu0.1 After a standard system upgrade you need to restart any applications that use libvorbis, such as Totem and gtkpod, to effect the necessary changes. https://secure1.securityspace.com/smysecure/catid.html?in=USN-861-1

It was discovered that libvorbis did not correctly handle ogg files with underpopulated Huffman trees. If a user were tricked into opening a specially crafted ogg file with an application that uses libvorbis, an attacker could cause a denial of service. (CVE-2008-2009) It was discovered that libvorbis did not correctly handle certain malformed ogg files. If a user were tricked into opening a specially crafted ogg file with an application that uses libvorbis, an attacker could cause a denial of service or possibly execute arbitrary code with the user's privileges. (CVE-2009-3379)