VNX-463 – Deletion of Data Structure Sentinel

Overview

VNX-463 maps to CWE-463: Deletion of Data Structure Sentinel. Detects source patterns associated with CWE-463 (Deletion of Data Structure Sentinel). Each finding should be manually reviewed for exploitability in context.

Severity: Low | CWE: CWE-463 | Languages: python

Why This Matters

This weakness class (Deletion of Data Structure Sentinel) creates a concrete exploit surface: the rule searches for the concrete source-level patterns most commonly associated with CWE-463 and surfaces them for review. Each finding should be evaluated in context — the rule catches the pattern, not the context.

What Gets Flagged

// FLAGGED: contains 'del ' pattern
del

Remediation

  1. Review each flagged line and determine whether the pattern represents a real instance of CWE-463 or a false positive.
  2. Replace the flagged construct with a documented safe alternative appropriate to your language and framework.
  3. For confirmed false positives, add a # vulnetix-ignore: VNX-463 comment on the line.
  4. Ensure equivalent test coverage exists to prevent regression.

References