Re: [PATCH] xen, cpu_hotplug: Prevent an out of bounds access

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On 07/03/2019 06:41, Dan Carpenter wrote:
> The "cpu" variable comes from the sscanf() so Smatch marks it as
> untrusted data.  We can't pass a higher value than "nr_cpu_ids" to
> cpu_possible() or it results in an out of bounds access.
> 
> Fixes: d68d82afd4c8 ("xen: implement CPU hotplugging")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

Pushed to xen/tip.git for-linus-5.1a


Juergen



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