$ cat writeup.md…
$ cat writeup.md…
grodno_new_year_2026
Task: Binary that allocates a 16-byte name buffer and an adjacent 8-byte check structure on the heap, reading 100 bytes into the name. Solution: Overflowed the heap buffer with 36 bytes of padding to reach the check structure's field2, then wrote 0xdeadbeef to pass the magic value comparison and trigger flag printing.
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