Known vulnerabilities in Canonical Ltd. nbd-server (Ubuntu package)

1:3.20-1ubuntu0.1 1:3.21-1ubuntu0.1 1:3.16.2-1ubuntu0.2 3.20-1 3.19-3 3.16.2-1ubuntu0.1 3.16.2-1 3.13-1 3.7-1ubuntu0.1 3.7-1 2.9.25-2ubuntu1 2.9.25-2ubuntu1.1 1:3.18-1 1:3.16.2-1ubuntu0.1 1:3.16.2-1 1:3.13-1 1:3.19-3