Le 4 nov. 2015 12:26 PM, "Andrei Borzenkov" <arvidj...@gmail.com> a écrit :
>
> 04.11.2015 14:21, Vladimir 'phcoder' Serbinenko пишет:
>
>> Le 31 oct. 2015 8:02 AM, "Andrei Borzenkov" <arvidj...@gmail.com> a
écrit :
>>>
>>>
>>> mkimage sets module size to aligned value; later it is used to actually
>>
>> process it which /may/ lead to inconsistency (as any comparison is
against
>> stored aligned size, not actual module size).
>>>
>>>
>> Which inconsistency do you have in mind?
>
>
> if (size < e->e_shoff + e->e_shentsize * e->e_shnum)
> {
> grub_error (GRUB_ERR_BAD_OS, "ELF sections outside core");
>
This is just to avoid accessing unallocated data. In this case the memory
is allocated. So it's a minor issue. I'm more concerned with some module
iterator breaking
>
>
>
>
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