Well, they say they were never actually affected
> We’d also like to clarify that public images will only be removed from Docker Hub if their maintainer decides to delete them.
> Will open source images I rely on get deleted?
> Not by Docker. Public images will only disappear if the maintainer of the image decides to proactively delete it from Docker Hub. If the maintainer takes no action, we will continue to distribute their public images.
People may have thought they were affected, which is what they seem to be apoligising for.