Inline Code Vulnerability Screening for Language Model Output

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Solution Overview

Problem

Language models may generate insecure program code with vulnerabilities, which can compromise software projects if incorporated without proper detection.

Innovation Solution

Implement an inline detection system that monitors network traffic for language model-generated code, applies machine learning and rule-based techniques to analyze the code for vulnerabilities, and blocks or alerts on detected vulnerabilities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If language models generate program code automatically, then productivity is improved, but reliability deteriorates due to potential vulnerabilities in generated code

Engineering Contradiction:
Improvecode generation speedVSAvoidcode security
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs vulnerability detection on code generated by the language model before the code is deployed or executed. The detection service analyzes each generated code snippet for security vulnerabilities using machine learning models and rule-based detection, preventing vulnerable code from being incorporated into software projects.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

A detection service acts as an intermediary between the language model and the software development process. This service intercepts generated code, analyzes it for vulnerabilities, and either approves or blocks the code before it reaches the final software product, thus mediating between automated code generation and security requirements.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If comprehensive vulnerability detection is applied to all generated code, then reliability is improved, but device complexity increases due to additional detection systems

Engineering Contradiction:
Improvecode securityVSAvoiddetection system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The vulnerability detection system is segmented into multiple independent components: a machine learning-based detector and a rule-based detector. Each component handles specific types of vulnerability detection, allowing the system to be modular, maintainable, and scalable without requiring complete redesign for additional detection capabilities.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The detection service is designed to be universal, handling multiple programming languages and various types of security vulnerabilities through a unified architecture. The machine learning model and rule-based system can detect different vulnerability types across different languages without requiring separate specialized systems for each case.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If vulnerability detection is performed on every generated code snippet, then reliability is improved, but productivity decreases due to additional analysis time

Engineering Contradiction:
Improvecode securityVSAvoidcode generation throughput
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system applies partial detection action by using rule-based detection for certain code patterns and machine learning detection for others, rather than applying the same comprehensive detection method to all code. This allows the system to detect vulnerabilities effectively while minimizing unnecessary analysis overhead on code that is less likely to contain vulnerabilities.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS12526307B2Inline vulnerability detection for program code generated by a language model
Publication Date: 2026.01.13 PALO ALTO NETWORKS INC
  • US12526307B2 patent drawing
  • US12526307B2 patent drawing
  • US12526307B2 patent drawing

AI summary

Vulnerable program code generated by a language model is detected inline. A detection service monitors for and intercepts network traffic of a language model. For responses from the language model that include generated program code, the detection service extracts the program code and determines a programming language to which the program code corresponds. The detection service employs machine learning-based and/or rule-based vulnerability detection techniques to determine whether the program code comprises any vulnerabilities. If the program code is determined to comprise a vulnerability, the detection service can block transmission of the response comprising the program code to its destination or communicate an alert with the response indicating that the program code is vulnerable to prevent inclusion of the vulnerable program code in a software project.