I am not particularly knowledgeable on such situations.
I think those who have/may have installed the version identified have many questions. A few I can think of are:
1) Will updating to the latest software version remove the infected files? I assume it will as it were those particular files that were affected. However, what about the "2nd payload" mentioned in the blog post? Was this actually downloaded or just potentially could have been downloaded if set to do so? If it is downloaded somewhere, is it in a separate location as the files affected or in the same location and will it