> The original coordinated disclosure date was planned for January 9 and we have been driving toward that date to release fixes. Due to the early disclosure, we are trying to accelerate the release, but we don't yet have an earlier ETA when the updates will be released.
People started figuring out some details about the vulnerability from various public sources (Linux kernel development, previously published security research), and it was getting a lot of media/internet attention.
> We are posting before an originally coordinated disclosure date of January 9, 2018 because of existing public reports and growing speculation in the press and security research community about the issue, which raises the risk of exploitation.