Frozen account

My husband's account is frozen,and when he contacted the branch they told him that his account is handed to forensics ,therefore he cannot access his account, and told him that the reason is the deposit which was made to his account,am worried cause now it's month end and there are installments that must be paid and school fees ,can someone assist ,all we want is to access the account to be able to make transfers and withdrawals ,cause we cannot await the outcome of forensics for something that we don't know of,can it be possible for capitec to freeze the deposited amount and allow access to the rest of money .please assist.