Re: should module_load be checked on a kernel module object?

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On 10/10/2016 05:02 PM, Jeffrey Vander Stoep wrote:
> When loading a kernel module using init_module the module is copied
> from memory of the calling process. In that case, the target really is
> the calling process. When using finit_module a file is passed to the
> kernel and that file is the target object.
> 
> See the commit message that added module_load for a more complete
> description: https://marc.info/?l=selinux&m=145988689809307&w=2
> 

Thanks, Sorry about that.

> On Sun, Oct 9, 2016 at 1:10 AM, Dominick Grift <dac.override@xxxxxxxxx> wrote:
>>
>> I encountered a system module_load event for the first time today.
>> Howver i am a bit surprised:
>>
>>
>> avc:  denied  { module_load } for  pid=473 comm="modprobe"
>> scontext=wheel.id:sysadm.role:lmc.subj:s0-s0:c0.c1023
>> tcontext=wheel.id:sysadm.role:lmc.subj:s0-s0:c0.c1023 tclass=system
>> permissive=1
>>
>> Should that permission not have applied to a kernel module object
>> instead of "self"?
>> --
>> Key fingerprint = 5F4D 3CDB D3F8 3652 FBD8  02D5 3B6C 5F1D 2C7B 6B02
>> https://sks-keyservers.net/pks/lookup?op=get&search=0x3B6C5F1D2C7B6B02
>> Dominick Grift
>>
>>
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-- 
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Dominick Grift

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