Note [Code Audit]

3 minute read

Dangling reference leading to Use-After-Free (UAF). Second code audit challenge for ACS 2023 finals.

Licrackense [Binary]

3 minute read

Light RE with z3 + heap overflow. From ACS 2023 finals.

Expr [Binary]

1 minute read

Solve for flag checker that uses multithreading for flag check routine.

Key In Haystack [Code Audit]

6 minute read

Absence of stack initialization and subtle vulnerability to leak secrets read onto the stack.