These are probably both candidates for back-port.
Paul Durrant (2):
x86/hvm/ioreq: MMIO range checking completely ignores direction flag
x86/hvm/emulate: make sure rep I/O emulation does not cross GFN
boundaries
xen/arch/x86/hvm/emulate.c | 19 +++++++++++++++++++
xen/arch/x86/hvm/ioreq.c | 15 ++++++++++-----
2 files changed, 29 insertions(+), 5 deletions(-)
--
2.11.0
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