MITRE D3FENDdefensive technique

D3-RN Reference Nullification

Official page ↗
Tactic
Harden

Definition

Invalidating all pointers that reference a specific memory block, ensuring that the block cannot be accessed or modified after deallocation.

How it works

How it Works Nullifying references to memory blocks makes those blocks no longer accessible. This is critical to prevent use-after-free errors. Considerations • If a memory block is freed, all other references to that block should be nullified. • This is particularly relevant when manually managing memory. • Note: This resource should not be considered a definitive or exhaustive coding guideline.

Related

Child of · MITRE D3FEND (1)

  • D3-SCH Source Code Hardening defensive technique

References