diff --git a/docs/WhatAndWhy/enhancedmemoryprotection.md b/docs/WhatAndWhy/enhancedmemoryprotection.md index 265602065..8f9a9b61d 100644 --- a/docs/WhatAndWhy/enhancedmemoryprotection.md +++ b/docs/WhatAndWhy/enhancedmemoryprotection.md @@ -35,7 +35,7 @@ to progress will pave the way to a more secure and resilient digital future. CPU fault if accessed. This is a future requirement. 5: Calls to EFI_BOOT_SERVICES.AllocatePages and EFI_BOOT_SERVICES.AllocatePool must return memory with the EFI_MEMORY_XP attribute. -6: Page 0 in physical system memory must be marked EFI_MEMORY_RP or be unmapped. +6: Page 0 in physical system memory must be marked EFI_MEMORY_RP or not mapped. 7: AP and BSP stacks must be marked EFI_MEMORY_XP. 8: AP and BSP stacks must have an EFI_MEMORY_RP page at the bottom to catch overflow. 9: MMIO ranges must be marked EFI_MEMORY_XP.