I have been participating in Cyber Jawara International 2024, an international CTF organized by SKSD as team "swusjask fans club", and we managed to achieve rank 2 out of 211 teams. I only solved 1 out of 4 pwn challenge because of skill issues, but anyway let's dive into it. 🩸 [PWN -- 2 solves] backdoored_kernel {70BE8EA8-47A9-42BD-BD2D-54F25263B20C} Analysis Attachment: {04E7AFA9-4D18-4D82-952F-ADF34B2672DC} As we can see from the structure, it seems to be a kernel exploitation challenge. Here is a brief explanation (and the content) of each files: