A hacker known as Stun claiming to be affiliated with Anonymous tweeted a link to a torrent site hosting the stolen VMkernel source code. The source code, dating from 1998-2004, is related to code posted in April and May. Source code download is almost 2MB in size and was posted early Sunday morning. In April, Threatpost reported that the original source of the April leak could be an attack on the China Electronics Import & Export Corporation (CEIEC) An attack on VMware s source code repository was not ruled out.
Source: https://threatpost.com/more-vmware-esx-source-code-posted-online-110412/77181/