How do you ensure the co-hosted VM is sharing the mapping to pamunix.so on the same physical memory?I never understood that w/ cache attacks
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This is the job of KSM. KSM merges pages with same content.
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Congratulations!
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Thanks Ben. You deserve all the credits. Your SSP paper is really impressive. I just implemented a diffrent use case of a row-hammer attack
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Please blog the details
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Yep. I plan to write a post about this. Meanwhile, I strongly encourage the reading of https://www.usenix.org/system/files/conference/usenixsecurity16/sec16_paper_razavi.pdf …
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Tweet je nedostupan.
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Haha. Thanks.
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Congratz! do you know if work only in KVM or others hypervisors is vulnerable too?
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It’s not a hypervisor bug. I exploited a hardware bug and abused an OS feature : memory dedup. So yes it can work with other hypervisors.
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Čini se da učitavanje traje već neko vrijeme.
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