As reported on the KHL website, matches with Minsk Dynamo, Magnitogorsk Metallurg and Yekaterinburg Avtomobilist have been canceled.
The meetings were scheduled for January 12, 15 and 17.
"The decision on the possibility of holding the indicated matches at a later date will be made additionally," the statement said.
14 hockey players, one coach and two team representatives passed positive tests for COVID-19 in the Riga club.
Earlier it was reported that the KHL may temporarily suspend the championship due to the difficult situation with coronavirus infection.