kern.stackgap_random question
Jeremiah Ford
me at jeremiahford.com
Sat Apr 18 08:03:19 PDT 2015
On 2015-04-17 21:16, Matthew Dillon wrote:
> It applies to a randomization of the initial stack pointer for all
> user programs exec()'d after you adjust the sysctl. So it includes
> ports binaries, applications, anything you compile yourself... pretty
> much everything that is exec'd.
>
> -Matt
>
> On Fri, Apr 17, 2015 at 8:37 AM, Jeremiah Ford <me at jeremiahford.com>
> wrote:
>
>> Hello everyone,
>>
>> I am trying to understand kernels a little bit better, and am
>> trying to learn about randomization.
>>
>> My question is: Does kern.stackgap_random apply to all ports for
>> Dragonfly, or is this only the kernel? Or is it decided at compile
>> time? ... Or is my understanding way off?
>>
>> Thanks
>>
>> -JF
Thank you very much.
This also answered some follow up questions I would have had. I have had
an introduction into security measures via OpenBSD, but I do not yet
fully understand them. I guess I tend to ask too many questions.
-JF
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