]> git.proxmox.com Git - mirror_ubuntu-artful-kernel.git/commit - arch/x86/kvm/vmx.c
KVM: nVMX: Trap unconditionally if msr bitmap access fails
authorJan Kiszka <jan.kiszka@siemens.com>
Thu, 14 Feb 2013 18:46:27 +0000 (19:46 +0100)
committerMarcelo Tosatti <mtosatti@redhat.com>
Fri, 22 Feb 2013 03:50:45 +0000 (00:50 -0300)
commitbd31a7f55777a46063ebe3d50e6536cfff51a757
treeb752149fa5582d64686cf82d450968fa19897994
parent908a7bdd6adba3dfd35d8a74a48aed90593de178
KVM: nVMX: Trap unconditionally if msr bitmap access fails

This avoids basing decisions on uninitialized variables, potentially
leaking kernel data to the L1 guest.

Reviewed-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
arch/x86/kvm/vmx.c