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Reactive vs. pro-active kernel security

Reactive vs. pro-active kernel security

Posted Jul 16, 2011 6:29 UTC (Sat) by djm (subscriber, #11651)
In reply to: Reactive vs. pro-active kernel security by naptastic
Parent article: Reactive vs. pro-active kernel security

No. copy_in/out errors are kernel-side problems that can be exploited by userspace to steal or corrupt data in the kernel. There have been quite a few in Linux over the years, so some protection there is worth considering and not dismissing out of hand.


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