Kernel compiled with Stack Protector ?

[J Doe]

Hi Oliver,

That's exactly what I was looking for - thanks!

- J

On Sep 14, 2017, at 6:18 AM, Oliver Grawert <ogra at ubuntu.com> wrote:
> 
> hi,
> Am Mittwoch, den 13.09.2017, 23:42 -0400 schrieb J Doe:
>> Hello,
>> 
>> In light of the recent report from Armis about the "BlueBorne"
>> Bluetooth vulnerabilities that affect Linux (and other OS's), I was
>> wondering if Ubuntu compiles the kernel with Stack Protector enabled
>> (specifically for Ubuntu 16.04 LTS desktop and to a lesser extent
>> 16.04 LTS server) ?
> 
> does that answer your question ?
> 
> 
> $ grep STACKPROTECTOR /boot/config-$(uname -r)
> CONFIG_HAVE_CC_STACKPROTECTOR=y
> CONFIG_CC_STACKPROTECTOR=y
> # CONFIG_CC_STACKPROTECTOR_NONE is not set
> # CONFIG_CC_STACKPROTECTOR_REGULAR is not set
> CONFIG_CC_STACKPROTECTOR_STRONG=y
> 
> (it is used since several years by default)
> 
> ciao
>    oli
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