TL;DR 🚀 We’re turning a simple compression library into a shell delivery service! This writeup exploits a buffer overflow in lz1/lz77 decompression by crafting malicious compressed data that overflows the stack and chains ROP gadgets for code execution. Ever wondered how a simple file compression tool could hand you the keys to a system? Well, buckle up because we’re about to turn andyherbert’s innocent lz1 compressor into our personal shell delivery service!