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How I Fixed a 10 Year Old Guitar Hero Bug Without the Source Code

ExileLord · 403.8K views · 2017-09-24 · 12:09

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Overview

A reverse engineer walks through fixing a ten-year-old bug in Guitar Hero III without access to its source code, using a disassembler and decompiler. It is technical but explained step by step.

On Hacker News

Held up as a favorite tech talk and a great hard-debugging story about patching a game binary.

Recommended by 2 HN people across 2 months · HN mentions 2017–2025

Topics

Speedrunning, glitches & game hackingSecurity & hackingTesting, debugging & developer tools
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reverse engineeringguitar heroidax86debugginggame hacking

What people said

zapperdapper · 2017-12 · Strong recommendation

I put a bunch of the ones I enjoyed here: [LINK] One of the best though, for me, has to be this one on fixing a Guitar Hero bug: [VIDEO]

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0xC0ncord · 2025-01 · Recommendation

This video[1] on reverse-engineering parts of Guitar Hero 3 covers a few similar techniques that were used to heavily obfuscate the game code that you might find interesting. [1] [VIDEO]

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Tempest1981 · 2018-11 · Reference

You reminded me of this: "How I Fixed a 10 Year Old Guitar Hero Bug Without the Source Code" [VIDEO]

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Sources

Video by ExileLord, played through YouTube.

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