Add 0 byte in linux elf file

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I have a elf linux file that I need can I lost source code, I can not re create all I only want change a small thing, for that I need add a 0 byte in this file and with this byte I can change using asm to call a hello in screen, later I will change this hello code to other code that are with access for global variables and functions of the file, your job is only print the hello code and detail step by step to technicall speaking what was necessary to allow the elf file show the hello in console mode

I have three different files need to the same for three and documentation step by step too for three

Skills: Assembly, Furniture Assembly, x86/x64 Assembler

See more: assembler job, linux c c, c c++ linux, BYTE, add print, linux call, elf file source code, elf code, code elf, elf file code, code elf file, lost source code, step file, technicall, create elf, add file file linux, console screen, add code file linux, add line file shell linux, job assembler, file server linux ads, creating flat file database linux, parsing text file fields linux, mp3 file manager linux, slow file transfer linux

Project ID: #5310882

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Hello, is this some kind of "buffer overflow" homework? I have done similar project under Linux here on this site. Can you give me one ELF file to examine it.

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Opa, o que você quer dizer por adicionar um byte 0 no arquivo? Você pode explicar melhor o projeto? - Ramiro

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