I'm looking for the wording on it
You'll have to post the intl law on statelessness.
From the 1981 Immigration Act
(2)The Secretary of State may by order deprive a person of a citizenship status if the Secretary of State is satisfied that the person has done anything seriously prejudicial to the vital interests of—
(a)the United Kingdom, or
(b)a British overseas territory.
(4)The Secretary of State may not make an order under subsection (2) if he is satisfied that the order would make a person stateless.
The Bangladeshi link will need to be proven*, but otherwise, legal.
CG
* Lord Carlisle (giant legal brain) says that if Mum is Bangladeshi, then her offspring are bangladeshi also.