Adobe had claimed that 13 separate vulnerabilities were patched with the bulletin APSB11-21, while Ormandy said that patch addressed hundreds of holes. Adobe says that the discrepancy was the result of different standards for what is counted as a unique bug. The differences between the two firms boiled down to nomenclature, Adobe s Senior Director of Product Security and Privacy said the discrepancy is due to different standards. In a companion blog post, Google’s Online Security Team essentially backed up Adobe’s account of events explaining how Google’s huge computing resources were harnessed.
Source: https://threatpost.com/adobe-says-we-didnt-hide-vulnerabilities-latest-patch-081611/75549/