A few days ago, Symantec released NetBackup 188.8.131.52.
Summary of new features:
vSphere 5.1 Support – Consuming VDDK 5.0 U1
VMware backup host is now supported on the following operating systems:
• Red Hat Enterprise Linux 5.5 x64
• Red Hat Enterprise Linux 6.3 x64
Bare Metal Restore is now supported on the following operating systems:
• Red Hat Enterprise Linux 5.8
• Red Hat Enterprise Linux 6.3
Oracle Linux 5.7
Oracle Linux 6.3
DB2 10.1 Support (streaming support only; snapshot backup/restore is not supported)
Release notes: http://symantec.com/docs/DOC6038
As always this update is cumulative, so this update contains all previous updates and fixes as well.