A new video posted by TWiiNSANE is stating that the first map pack for Call of Duty: Ghosts is set to release on Jan 28th. In the video, he says his source is someone who works on the entertainment side of printed media TWiiSANE was accurate at informing the dates for the third and fourth map packs for Black Ops 2.
As of this time, the release date is just a rumor. We don’t have any official news regarding what Infinity Ward plans to do with DLC. A few PC leaks have suggested that maps from previous Call of Duty games could see a return to Ghosts.