---
id: 1508
title: "Introducing Ruzzy, a coverage-guided Ruby fuzzer"
source_domain: blog.trailofbits.com
source_url: "https://blog.trailofbits.com/2024/03/29/introducing-ruzzy-a-coverage-guided-ruby-fuzzer/"
published_at: "2024-03-29T13:30:44Z"
tags: ["ruby", "fuzzing", "application-security", "tool-release", "trail-of-bits", "coverage-guided", "libfuzzer", "addresssanitizer", "ruzzy", "coverage-guided-fuzzing"]
phying_url: "https://phying.com/item/1508"
lang: en
---

# Introducing Ruzzy, a coverage-guided Ruby fuzzer

## Summary

Trail of Bits released Ruzzy, a coverage-guided fuzzer for pure Ruby and Ruby C extensions, built on libFuzzer with Atheris inspiration and ASan/UBSan support to find DoS and memory corruption bugs.

## Intelligence Metadata

- **Sources:** blog.trailofbits.com
- **Published:** 2024-03-29T13:30:44Z
- **Original:** https://blog.trailofbits.com/2024/03/29/introducing-ruzzy-a-coverage-guided-ruby-fuzzer/
- **Phying News:** https://phying.com/item/1508