On Wed, 2009-10-14 at 15:02 -0300, Eduardo Habkost wrote: > A new register was added to the load/save list on commit > d283d5a65a2bdcc570065267be21848bd6fe3d78, but MSR_COUNT was not updated, leading > to potential stack corruption on kvm_arch_save_regs(). > > The following registers are saved by kvm_arch_save_regs(): > > 1) MSR_IA32_SYSENTER_CS > 2) MSR_IA32_SYSENTER_ESP > 3) MSR_IA32_SYSENTER_EIP > 4) MSR_STAR > 5) MSR_IA32_TSC > 6) MSR_VM_HSAVE_PA > 7) MSR_CSTAR (x86_64 only) > 8) MSR_KERNELGSBASE (x86_64 only) > 9) MSR_FMASK (x86_64 only) > 10) MSR_LSTAR (x86_64 only) > > Signed-off-by: Eduardo Habkost <ehabkost@xxxxxxxxxx> Forgot: Reported-by: Ulrich Obergfell <uobergfe@xxxxxxxxxx> Looks like the fix is needed on both stable-0.10 and stable-0.11 as well as master Cheers, Mark. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
