This set of patches fixes three bugs discovered recently in the sm501
device. They're all of the form "guest can misprogram registers in a
way that defeats the bounds-checks on the 2D graphics ops".

thanks
-- PMM

Peter Maydell (3):
  hw/display/sm501: Catch bad coordinates for RTL operations
  hw/display/sm501: Avoid overflow problems in bounds check calculations
  hw/display/sm501: Don't allow guest to set ram size larger than it is

 hw/display/sm501.c | 64 +++++++++++++++++++++++++++++++++++++++-------
 1 file changed, 55 insertions(+), 9 deletions(-)

-- 
2.43.0


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