It is a congenital disorder called preauricular sinus!
In Asia and parts of Africa, around 4% to 10% of the population have these malformations, according to one study. In South Korea, that figure could be as high as 5%, and it’s most common in people of African or Asian descent.
They tend to appear at the point the ear cartilage meets with the face and can look like ‘nodules, dents and dimples’, according to iflscience.com.
Anyone with these tiny holes should not worry, it is usually harmless, but the most likely issue is for the holes to become infected, something that can be easily treated with antibiotics though.