A few days ago, pictures of some earbuds that were said to be part of Apple's new design emerged. They have a totally new look, and might be built with comfort in mind, as the current earbuds have been criticized for being uncomfortable.
Probability: We can't know this for sure. Most of the other rumors are as good as confirmed. Let's go with yes: Apple hasn't updated the earbuds in about five years, and it loves to overhaul its gear every so often.
(Image credit: Tinh te.)