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Fix critical memory corruption bug caused by overwriting active page tables marked as free memory

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This commit is contained in:
Aiken Harris
2026-03-12 19:02:58 +01:00
parent 5fe0740c2e
commit 21b3b269a7
8 changed files with 304 additions and 156 deletions
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boot/xtldr/protocol.cc
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@@ -1054,6 +1054,7 @@ Protocol::InstallXtLoaderProtocol()
LoaderProtocol.Memory.AllocatePages = Memory::AllocatePages;
LoaderProtocol.Memory.AllocatePool = Memory::AllocatePool;
LoaderProtocol.Memory.BuildPageMap = Memory::BuildPageMap;
LoaderProtocol.Memory.CommitPageMap = Memory::CommitPageMap;
LoaderProtocol.Memory.CompareMemory = RTL::Memory::CompareMemory;
LoaderProtocol.Memory.CopyMemory = RTL::Memory::CopyMemory;
LoaderProtocol.Memory.FreePages = Memory::FreePages;