#syscall

Wireless calling systems for self-service environments are designed to empower customers to request assistance or service when needed, without the need for direct interaction with staff. These systems are commonly used in settings such as self-service kiosks, quick-service restaurants, retail stores, or other establishments where customers may require assistance but prefer a more convenient and immediate means of communication.

MacOS 32-Bit Syscall Exit Kernel Register Leak

MacOS suffers from a kernel register leak via 32-bit syscall exit. Source: MacOS 32-Bit Syscall Exit Kernel Register Leak The post MacOS 32-Bit Syscall Exit Kernel Register Leak appeared first on MondoUnix.

Injected 64 bit shellcode wont execute syscall

I am currently trying to inject code that will print helloworld into a vulnerable program. I have succeeded in injecting the code by storing it in one of the environment variables and overwriting the rip register to point to that code. Here is my assembly and op codes:

0000000000000000 : 0: eb 17 jmp 19 0000000000000002 : 2: 48 31 c0 xor %rax,%rax 5: b0 01 mov $0x1,%al 7: 48 31 ff xor %rdi,%rdi…

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