Re: [kernel-hardening] [PATCH 09/38] usercopy: Mark kmalloc caches as usercopy caches

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On 14. 11. 19, 22:27, Kees Cook wrote:
> On Tue, Nov 12, 2019 at 01:21:54PM -0800, Kees Cook wrote:
>> How is iucv the only network protocol that has run into this? Do others
>> use a bounce buffer?
> 
> Another solution would be to use a dedicated kmem cache (instead of the
> shared kmalloc dma one)?

Has there been any conclusion to this thread yet? For the time being, we
disabled HARDENED_USERCOPY on s390...

https://lore.kernel.org/kernel-hardening/9519edb7-456a-a2fa-659e-3e5a1ff89466@xxxxxxx/

thanks,
-- 
js
suse labs




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