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LinuxLevel 4★★★★☆

Linux-Kernel Module. Gaining Root via a Vulnerable Driver

This challenge analyzes a vulnerable character-device driver as a safe user-space simulation. No real kernel module is…

160 ptsOpen challenge

LinuxLevel 4★★★★☆

Linux-Buffer Overflow. Exploiting a gets() Vulnerability

A vulnerable SUID C binary with protections disabled is provided. Exploit its buffer overflow to redirect control flow…

150 ptsOpen challenge