Oxley has made one senior appearance for the Tigers, which came when he was introduced as a late substitute in the 3-1 npower Championship home defeat to Sheffield Wednesday in January.
He has had loan spells with Walsall, Grimsby and Burton since joining Hull from Rotherham as a teenager in 2008.
COMMENT RULES: Comments that are judged to be defamatory, abusive or in bad taste are not acceptable and contributors who consistently fall below certain criteria will be permanently blacklisted. The moderator will not enter into debate with individual contributors and the moderator’s decision is final. It is Belfast Telegraph policy to close comments on court cases, tribunals and active legal investigations. We may also close comments on articles which are being targeted for abuse. Problems with commenting? email@example.com