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Network is a single point of failure #1005

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v6ak opened this Issue May 22, 2015 · 3 comments

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v6ak commented May 22, 2015

Imagine a vulnerability in Linux kernel networking stack that allows remote code execution. Qubes is in many setups almost unprotected against such vulnerability, as attacks might be cascaded from sys-net to all other VMs.

Although this is non-trivial, I suggest running some BSD OS in NetVM, that would diversify the ecosystem and thus make such attacks harder.

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marmarek May 22, 2015

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Take a look at #806

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marmarek commented May 22, 2015

Take a look at #806

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Also it applies only to networked VMs. You can have offline VMs - for example gpg backend.

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marmarek commented May 22, 2015

Also it applies only to networked VMs. You can have offline VMs - for example gpg backend.

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v6ak May 22, 2015

I must have overlooked the issue you are referencing :-(

Yes, it applies only for network connected VMs, but this still includes sys-firewall and subsequently also any TemplateVM, so it also consequently affects all non-standalone VMs, even if they have no network connection.

v6ak commented May 22, 2015

I must have overlooked the issue you are referencing :-(

Yes, it applies only for network connected VMs, but this still includes sys-firewall and subsequently also any TemplateVM, so it also consequently affects all non-standalone VMs, even if they have no network connection.

@marmarek marmarek added the duplicate label May 26, 2015

@marmarek marmarek closed this May 26, 2015

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