The remote host is missing an update to libsndfile announced via advisory USN-749-1.

The problem can be corrected by upgrading your system to the following package versions: Ubuntu 6.06 LTS: libsndfile1 1.0.12-3ubuntu1.1 Ubuntu 7.10: libsndfile1 1.0.17-4ubuntu0.7.10.1 Ubuntu 8.04 LTS: libsndfile1 1.0.17-4ubuntu0.8.04.1 Ubuntu 8.10: libsndfile1 1.0.17-4ubuntu0.8.10.1 After a standard system upgrade you need to restart your session to effect the necessary changes. https://secure1.securityspace.com/smysecure/catid.html?in=USN-749-1

It was discovered that libsndfile did not correctly handle description chunks in CAF audio files. If a user or automated system were tricked into opening a specially crafted CAF audio file, an attacker could execute arbitrary code with the privileges of the user invoking the program.