Messages in this thread | | | From | Peter Samuelson <> | Date | Wed, 3 Nov 1999 09:03:03 -0600 (CST) | Subject | RE: exported kernel symbols |
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[Biondi, Philippe] > Does that means that if you disable insmod syscall and if you insert > the following code in the kernel:
> int my_one=1; > void erase_my_one() { my_one=0; } > EXPORT_SYMBOL(my_one); > EXPORT_SYMBOL(erase_my_one);
> Nobody can set my_one to zero, even with the dirtiest hack the world > has ever seen ?
Actually, no -- the dirtiest hack the world has ever seen would most likely involve something like mmap("/dev/kmem")....
-- Peter Samuelson <sampo.creighton.edu!psamuels>
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