The event takes place May 27 from Liverpool, England and the Echo Arena.
Magny (20-6) is coming off a decision victory over former interim UFC welterweight champion Carlos Condit. He is 5-2 over his last seven fights in all around losses to Rafael dos Anjos and Lorenz Larkin.
White has won four in a row and all 14 of his pro wins have been via either knockout or submission.
In the headline bout, Darren Till welcomes Stephen Thompson for a five-round welterweight contest.
Below is the current fight card:
MAIN CARD (FOX Sports 1/1 p.m. ET)
Welterweight: Darren Till vs. Stephen Thompson
Welterweight: Neil Magny vs. Craig White
Featherweight: Arnold Allen vs. Mads Burnell
Featherweight: Makwan Amirkhani vs. Jason Knight
Bantamweight: Davey Grant vs. Manny Bermudez
PRELIMINARY CARD (FOX Sports 1/11 a.m. ET)
Welterweight: Claudio Silva vs. Nordine Taleb
Middleweight: Dan Kelly vs. Tom Breese
Lightweight: David Teymur vs. Don Madge
PRELIMINARY CARD (UFC Fight Pass/9:30 a.m. ET)
Middleweight: Elias Theodorou vs. Trevor Smith
Welterweight: Brad Scott vs. Salim Touahri
Female Bantamweight: Lina Lansberg vs. Gina Mazany