Messages in this thread | | | Date | Mon, 24 Oct 2016 17:23:26 +0200 | From | Radim Krčmář <> | Subject | Re: [PATCH] KVM: x86: fix wbinvd_dirty_mask use-after-free |
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2016-10-21 12:39-0400, Ido Yariv: > vcpu->arch.wbinvd_dirty_mask may still be used after freeing it, > corrupting memory. For example, the following call trace may set a bit > in an already freed cpu mask: > kvm_arch_vcpu_load > vcpu_load > vmx_free_vcpu_nested > vmx_free_vcpu > kvm_arch_vcpu_free > > Fix this by deferring freeing of wbinvd_dirty_mask. > > Cc: stable@vger.kernel.org > Signed-off-by: Ido Yariv <ido@wizery.com> > ---
Applied, thanks.
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