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by saagarjha
777 days ago
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OpenBSD does this; it’s not very useful unless you have strong CFI to prevent people from doing a return-oriented attack into those libraries that are in your address space. And also note that there is a lot that you can without system calls to mess with stuff :) |
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They're referring to Control Flow Integrity [1]
[1] https://en.m.wikipedia.org/wiki/Control-flow_integrity