1 year ago

#317998

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wick

Memory segment permissions per user/group - any way to achieve this?

We know there are rwxp/s permissions on memory segments of an elf executable.

Now, I have a user or a group, and I would like them to see .text segment (read access) of a certain executable but nothing else (no access to .bss or .data or .stack). Is there a way to achieve this?

Use case - a not trusted observer to whom I want to prove what the code is doing without disclosing any data the code operates upon.

memory-management

linux-kernel

operating-system

systems-programming

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