KVM: x86 emulator: Check CPL level during privilege instruction emulation

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Add CPL checking in case emulator is tricked into emulating
privilege instruction from userspace.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Cc: stable@kernel.org
Signed-off-by: Avi Kivity <avi@redhat.com>

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Gleb Natapov 2010-02-10 14:21:35 +02:00 • committed by Marcelo Tosatti

parent d4c6a1549c

commit e92805ac12

1 changed files with 20 additions and 15 deletions

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arch/x86/kvm/emulate.c

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