pwnable.xyz / Free Spirit
.text:00000000004007DF lea r12, [rsp+68h+buf] ... .text:00000000004007E9 mov edi, 40h ; size .text:00000000004007EE call malloc .text:00000000004007F3 mov [rsp+68h+buf], rax ... .text:0000000000400849 menu_1: ; CODE XREF: main+73↑j .text:0000000000400849 mov rsi, [rsp+68h+buf] ; buf .text:000000000040084E xor rax, rax .text:0000000000400851 xor rdi, rdi ; fd .text:0000000000400854 mov rdx, 20h ;..