Re: [PATCH 0/2] KVM: Fix out-of-bounds memslot access

From: Christian Borntraeger
Date: Wed Apr 08 2020 - 03:24:38 EST




On 08.04.20 08:40, Sean Christopherson wrote:
> Two fixes for what are effectively the same bug. The binary search used
> for memslot lookup doesn't check the resolved index and can access memory
> beyond the end of the memslot array.
>
> I split the s390 specific change to a separate patch because it's subtly
> different, and to simplify backporting. The KVM wide fix can be applied
> to stable trees as is, but AFAICT the s390 change would need to be paired
> with the !used_slots check from commit 774a964ef56 ("KVM: Fix out of range

I cannot find the commit id 774a964ef56