1. Vulnerability Description

• If declare the finalizer as public, the encapsulation is broken by being able to call the Finalizer from anywhere.

2. Vulnerability Countermeasure

• Do not declare the finalizer as public.

3. Sample Code

• Vulnerable Code

Class Test {
    override def finalize : Unit = ()
}

• Safe Code

class Test {
    override protected def finalize : Unit = ()
}