diff options
| author | Amlal El Mahrouss <amlal@nekernel.org> | 2026-01-11 15:17:49 +0100 |
|---|---|---|
| committer | Amlal El Mahrouss <amlal@nekernel.org> | 2026-01-11 15:20:14 +0100 |
| commit | 878919d80864301328f3e9c471fe2dce2a8ea61d (patch) | |
| tree | f41e78fadd920a5bbb6021ed8484e2902f92912e /src/kernel | |
| parent | b294efa65072053b642dc16511c9ab5405cb8303 (diff) | |
chore: kernel/boot: Enforce subsystem 17 by default.
Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>
Diffstat (limited to 'src/kernel')
| -rw-r--r-- | src/kernel/KernelKit/PE.h | 2 | ||||
| -rw-r--r-- | src/kernel/src/PE32CodeMgr.cc | 6 |
2 files changed, 8 insertions, 0 deletions
diff --git a/src/kernel/KernelKit/PE.h b/src/kernel/KernelKit/PE.h index 751e7ceb..bef39481 100644 --- a/src/kernel/KernelKit/PE.h +++ b/src/kernel/KernelKit/PE.h @@ -15,6 +15,8 @@ #define kPeMachineAMD64 (0x8664) #define kPeMachineARM64 (0xaa64) +#define kNeKernelPESubsystem (0x11) + typedef struct LDR_EXEC_HEADER final { Kernel::UInt32 Signature; Kernel::UInt16 Machine; diff --git a/src/kernel/src/PE32CodeMgr.cc b/src/kernel/src/PE32CodeMgr.cc index 517900c4..7f5250fd 100644 --- a/src/kernel/src/PE32CodeMgr.cc +++ b/src/kernel/src/PE32CodeMgr.cc @@ -98,6 +98,12 @@ ErrorOr<VoidPtr> PE32Loader::FindSectionByName(const Char* name) { return ErrorOr<VoidPtr>{kErrorInvalidData}; } +#if !defined(__nekernel_allow_non_nekernel_pe) + if (opt_header_ptr->Subsystem != kNeKernelPESubsystem) { + return ErrorOr<VoidPtr>{kErrorInvalidData}; + } +#endif + LDR_SECTION_HEADER_PTR secs = (LDR_SECTION_HEADER_PTR) (((Char*) opt_header_ptr) + header_ptr->SizeOfOptionalHeader); |