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[NTOS:KE]

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- Implement KiRaiseSecurityCheckFailure[Handler] to handle int 0x29 (__fastfail). Based on patch by Timo Kreuzer.
(Yes, this is a Windows 8 feature. However all it does is improve the debugging experience, and we have a need for that)
CORE-8419

svn path=/trunk/; revision=64665
This commit is contained in:
Thomas Faber 2014-10-11 13:15:10 +00:00
parent 56af6d9a25
commit c859a6df99
3 changed files with 56 additions and 5 deletions
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8
reactos/include/reactos/mc/bugcodes.mc
View file

@ -1570,3 +1570,11 @@ SymbolicName=ATTEMPTED_EXECUTE_OF_NOEXECUTE_MEMORY
Language=English Language=English
An attempt was made to execute to non-executable memory. An attempt was made to execute to non-executable memory.
. .
MessageId=0x139
Severity=Success
Facility=System
SymbolicName=KERNEL_SECURITY_CHECK_FAILURE
Language=English
A critical kernel security check failed.
.

7
reactos/ntoskrnl/ke/i386/trap.s
View file

@ -59,9 +59,11 @@ idt _KiTrap10, INT_32_DPL0 /* INT 10: x87 FPU Error (#MF) */
idt _KiTrap11, INT_32_DPL0 /* INT 11: Align Check Exception (#AC) */ idt _KiTrap11, INT_32_DPL0 /* INT 11: Align Check Exception (#AC) */
idt _KiTrap0F, INT_32_DPL0 /* INT 12: Machine Check Exception (#MC)*/ idt _KiTrap0F, INT_32_DPL0 /* INT 12: Machine Check Exception (#MC)*/
idt _KiTrap0F, INT_32_DPL0 /* INT 13: SIMD FPU Exception (#XF) */ idt _KiTrap0F, INT_32_DPL0 /* INT 13: SIMD FPU Exception (#XF) */
REPEAT 22 REPEAT 21
idt _KiTrap0F, INT_32_DPL0 /* INT 14-29: UNDEFINED INTERRUPTS */ idt _KiTrap0F, INT_32_DPL0 /* INT 14-28: UNDEFINED INTERRUPTS */
ENDR ENDR
idt _KiRaiseSecurityCheckFailure, INT_32_DPL3
/* INT 29: Handler for __fastfail */
idt _KiGetTickCount, INT_32_DPL3 /* INT 2A: Get Tick Count Handler */ idt _KiGetTickCount, INT_32_DPL3 /* INT 2A: Get Tick Count Handler */
idt _KiCallbackReturn, INT_32_DPL3 /* INT 2B: User-Mode Callback Return */ idt _KiCallbackReturn, INT_32_DPL3 /* INT 2B: User-Mode Callback Return */
idt _KiRaiseAssertion, INT_32_DPL3 /* INT 2C: Debug Assertion Handler */ idt _KiRaiseAssertion, INT_32_DPL3 /* INT 2C: Debug Assertion Handler */
@ -113,6 +115,7 @@ TRAP_ENTRY KiTrap0F, KI_PUSH_FAKE_ERROR_CODE
TRAP_ENTRY KiTrap10, KI_PUSH_FAKE_ERROR_CODE TRAP_ENTRY KiTrap10, KI_PUSH_FAKE_ERROR_CODE
TRAP_ENTRY KiTrap11, KI_PUSH_FAKE_ERROR_CODE TRAP_ENTRY KiTrap11, KI_PUSH_FAKE_ERROR_CODE
TRAP_ENTRY KiTrap13, KI_PUSH_FAKE_ERROR_CODE TRAP_ENTRY KiTrap13, KI_PUSH_FAKE_ERROR_CODE
TRAP_ENTRY KiRaiseSecurityCheckFailure, KI_PUSH_FAKE_ERROR_CODE
TRAP_ENTRY KiGetTickCount, KI_PUSH_FAKE_ERROR_CODE TRAP_ENTRY KiGetTickCount, KI_PUSH_FAKE_ERROR_CODE
TRAP_ENTRY KiCallbackReturn, KI_PUSH_FAKE_ERROR_CODE TRAP_ENTRY KiCallbackReturn, KI_PUSH_FAKE_ERROR_CODE
TRAP_ENTRY KiRaiseAssertion, KI_PUSH_FAKE_ERROR_CODE TRAP_ENTRY KiRaiseAssertion, KI_PUSH_FAKE_ERROR_CODE

40
reactos/ntoskrnl/ke/i386/traphdlr.c
View file

@ -1460,6 +1460,46 @@ KiTrap13Handler(IN PKTRAP_FRAME TrapFrame)
/* SOFTWARE SERVICES **********************************************************/ /* SOFTWARE SERVICES **********************************************************/
VOID
FASTCALL
KiRaiseSecurityCheckFailureHandler(IN PKTRAP_FRAME TrapFrame)
{
/* Save trap frame */
KiEnterTrap(TrapFrame);
/* Decrement EIP to point to the INT29 instruction (2 bytes, not 1 like INT3) */
TrapFrame->Eip -= 2;
/* Check if this is a user trap */
if (KiUserTrap(TrapFrame))
{
/* Dispatch exception to user mode */
KiDispatchException1Args(STATUS_STACK_BUFFER_OVERRUN,
TrapFrame->Eip,
TrapFrame->Ecx,
TrapFrame);
}
else
{
EXCEPTION_RECORD ExceptionRecord;
/* Bugcheck the system */
ExceptionRecord.ExceptionCode = STATUS_STACK_BUFFER_OVERRUN;
ExceptionRecord.ExceptionFlags = EXCEPTION_NONCONTINUABLE;
ExceptionRecord.ExceptionRecord = NULL;
ExceptionRecord.ExceptionAddress = (PVOID)TrapFrame->Eip;
ExceptionRecord.NumberParameters = 1;
ExceptionRecord.ExceptionInformation[0] = TrapFrame->Ecx;
KeBugCheckWithTf(KERNEL_SECURITY_CHECK_FAILURE,
TrapFrame->Ecx,
(ULONG_PTR)TrapFrame,
(ULONG_PTR)&ExceptionRecord,
0,
TrapFrame);
}
}
VOID VOID
FASTCALL FASTCALL
KiGetTickCountHandler(IN PKTRAP_FRAME TrapFrame) KiGetTickCountHandler(IN PKTRAP_FRAME TrapFrame)