This ballot requires a Full Majority Vote [2]. The TC roster currently lists 5 voting members. In order to pass, at least 3 members have to vote Yes.
[1] URI for the specification
http://docs.oasis-open.org/docbook/specs/docbook-5.0-spec-errata01.pdf
[2] https://www.oasis-open.org/policies-guidelines/oasis-defined-terms-2017-11-03#dFullMajority |