All ten were crew members aboard the aircraft involved in the accident, the navy said
The curbs, first imposed on March 18, were originally set to end on April 14. Malaysia has the highest number of coronavirus infections in Southeast Asia with more than 4,200 reported, including 118 new cases on Friday.
"It may take a few months before we can say we are free of the virus," Prime Minister Muhyiddin Yassin said in a televised address.