1.0.7
This commit is contained in:
DavidXanatos
parent
747c85735e
commit
da1c97b794
14
CHANGELOG.md
14
CHANGELOG.md
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@ -4,6 +4,20 @@ This project adheres to [Semantic Versioning](http://semver.org/).
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## [1.0.7 / 5.55.7] - 2022-01-??
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### Changed
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- reworked syscall invocation code in the driver
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### Fixed
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- Win32k hooking is now compatible with HVCI [#1483](https://github.com/sandboxie-plus/Sandboxie/issues/1483)
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## [1.0.6 / 5.55.6] - 2021-12-31
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### Added
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@ -21,8 +21,8 @@
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#ifndef _MY_VERSION_H
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#define _MY_VERSION_H
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#define MY_VERSION_BINARY 5,55,6
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#define MY_VERSION_STRING "5.55.6"
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#define MY_VERSION_BINARY 5,55,7
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#define MY_VERSION_STRING "5.55.7"
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#define MY_VERSION_COMPAT "5.55.0" // this refers to the driver ABI compatibility
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// These #defines are used by either Resource Compiler, or by NSIC installer
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@ -32,7 +32,7 @@
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#define MY_PRODUCT_NAME_STRING "Sandboxie"
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#define MY_COMPANY_NAME_STRING "sandboxie-plus.com"
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#define MY_COPYRIGHT_STRING "Copyright © 2020-2021 by David Xanatos (xanasoft.com)"
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#define MY_COPYRIGHT_STRING "Copyright © 2020-2022 by David Xanatos (xanasoft.com)"
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#define MY_COPYRIGHT_STRING_OLD "Copyright © 2004-2020 by Sandboxie Holdings, LLC"
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#define SANDBOXIE L"Sandboxie"
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@ -108,86 +108,6 @@ static BOOLEAN Syscall_GetKernelAddr(
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#endif
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//---------------------------------------------------------------------------
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typedef NTSTATUS (*P_SystemService00)(void);
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typedef NTSTATUS (*P_SystemService01)(
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ULONG_PTR arg01);
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typedef NTSTATUS (*P_SystemService02)(
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ULONG_PTR arg01, ULONG_PTR arg02);
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typedef NTSTATUS (*P_SystemService03)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03);
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typedef NTSTATUS (*P_SystemService04)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04);
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typedef NTSTATUS (*P_SystemService05)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05);
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typedef NTSTATUS (*P_SystemService06)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05, ULONG_PTR arg06);
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typedef NTSTATUS (*P_SystemService07)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05, ULONG_PTR arg06, ULONG_PTR arg07);
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typedef NTSTATUS (*P_SystemService08)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05, ULONG_PTR arg06, ULONG_PTR arg07, ULONG_PTR arg08);
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typedef NTSTATUS (*P_SystemService09)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05, ULONG_PTR arg06, ULONG_PTR arg07, ULONG_PTR arg08,
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ULONG_PTR arg09);
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typedef NTSTATUS (*P_SystemService10)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05, ULONG_PTR arg06, ULONG_PTR arg07, ULONG_PTR arg08,
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ULONG_PTR arg09, ULONG_PTR arg10);
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typedef NTSTATUS (*P_SystemService11)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05, ULONG_PTR arg06, ULONG_PTR arg07, ULONG_PTR arg08,
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ULONG_PTR arg09, ULONG_PTR arg10, ULONG_PTR arg11);
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typedef NTSTATUS (*P_SystemService12)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05, ULONG_PTR arg06, ULONG_PTR arg07, ULONG_PTR arg08,
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ULONG_PTR arg09, ULONG_PTR arg10, ULONG_PTR arg11, ULONG_PTR arg12);
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typedef NTSTATUS (*P_SystemService13)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05, ULONG_PTR arg06, ULONG_PTR arg07, ULONG_PTR arg08,
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ULONG_PTR arg09, ULONG_PTR arg10, ULONG_PTR arg11, ULONG_PTR arg12,
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ULONG_PTR arg13);
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typedef NTSTATUS (*P_SystemService14)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05, ULONG_PTR arg06, ULONG_PTR arg07, ULONG_PTR arg08,
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ULONG_PTR arg09, ULONG_PTR arg10, ULONG_PTR arg11, ULONG_PTR arg12,
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ULONG_PTR arg13, ULONG_PTR arg14);
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typedef NTSTATUS (*P_SystemService15)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05, ULONG_PTR arg06, ULONG_PTR arg07, ULONG_PTR arg08,
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ULONG_PTR arg09, ULONG_PTR arg10, ULONG_PTR arg11, ULONG_PTR arg12,
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ULONG_PTR arg13, ULONG_PTR arg14, ULONG_PTR arg15);
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typedef NTSTATUS (*P_SystemService16)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05, ULONG_PTR arg06, ULONG_PTR arg07, ULONG_PTR arg08,
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ULONG_PTR arg09, ULONG_PTR arg10, ULONG_PTR arg11, ULONG_PTR arg12,
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ULONG_PTR arg13, ULONG_PTR arg14, ULONG_PTR arg15, ULONG_PTR arg16);
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typedef NTSTATUS (*P_SystemService17)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05, ULONG_PTR arg06, ULONG_PTR arg07, ULONG_PTR arg08,
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ULONG_PTR arg09, ULONG_PTR arg10, ULONG_PTR arg11, ULONG_PTR arg12,
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ULONG_PTR arg13, ULONG_PTR arg14, ULONG_PTR arg15, ULONG_PTR arg16,
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ULONG_PTR arg17);
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typedef NTSTATUS (*P_SystemService18)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05, ULONG_PTR arg06, ULONG_PTR arg07, ULONG_PTR arg08,
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ULONG_PTR arg09, ULONG_PTR arg10, ULONG_PTR arg11, ULONG_PTR arg12,
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ULONG_PTR arg13, ULONG_PTR arg14, ULONG_PTR arg15, ULONG_PTR arg16,
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ULONG_PTR arg17, ULONG_PTR arg18);
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typedef NTSTATUS (*P_SystemService19)(
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ULONG_PTR arg01, ULONG_PTR arg02, ULONG_PTR arg03, ULONG_PTR arg04,
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ULONG_PTR arg05, ULONG_PTR arg06, ULONG_PTR arg07, ULONG_PTR arg08,
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ULONG_PTR arg09, ULONG_PTR arg10, ULONG_PTR arg11, ULONG_PTR arg12,
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ULONG_PTR arg13, ULONG_PTR arg14, ULONG_PTR arg15, ULONG_PTR arg16,
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ULONG_PTR arg17, ULONG_PTR arg18, ULONG_PTR arg19);
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// (count & 0x0F) + 4 -> 19 is absolute maximum
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//---------------------------------------------------------------------------
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// Variables
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//---------------------------------------------------------------------------
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@ -221,24 +141,7 @@ _FX BOOLEAN Syscall_Init(void)
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return FALSE;
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#ifdef HOOK_WIN32K
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//
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// Win32k Hooking requirers 10 or later as only thre Win32u.dll is available
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//
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// Note: Win32k Hooking is not compatible with HVCI causing a BSOD
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// KERNEL_SECURITY_CHECK_FAILURE (139)
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// A kernel component has corrupted a critical data structure.
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// Arguments:
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// Arg1: 0000000000000000, A stack-based buffer has been overrun.
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// Arg2: 0000000000000000, Address of the trap frame for the exception that caused the bugcheck
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// Arg3: 0000000000000000, Address of the exception record for the exception that caused the bugcheck
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// Arg4: ffffxxxxxxxxxxxx, Reserved
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//
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// Note: this feature applied to GdiDdDDI* solves HW Acceleration issues with chromium, hence we enable it if possible
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//
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if (Driver_OsBuild >= 10041 && Conf_Get_Boolean(NULL, L"EnableWin32kHooks", 0, TRUE)
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&& Driver_GetRegDword(L"\\Registry\\Machine\\System\\CurrentControlSet\\Control\\DeviceGuard\\Scenarios\\HypervisorEnforcedCodeIntegrity", L"Enabled") == 0) {
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if (Driver_OsBuild >= 10041 && Conf_Get_Boolean(NULL, L"EnableWin32kHooks", 0, TRUE)) {
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if (!Syscall_Init_List32())
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return FALSE;
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@ -619,147 +522,23 @@ _FX void Syscall_ErrorForAsciiName(const UCHAR *name_a)
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//---------------------------------------------------------------------------
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extern unsigned int g_TrapFrameOffset;
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_FX NTSTATUS Sbie_InvokeSyscall_asm(void* func, int count, void* args);
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_FX NTSTATUS Syscall_Invoke(SYSCALL_ENTRY *entry, ULONG_PTR *stack)
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{
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NTSTATUS status;
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//
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// Note: when directly calling win32k functions with "Core Isolation" (HVCI) enabled
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// the nt!guard_dispatch_icall will cause a bugcheck!
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// Hence we use a call proxy Sbie_InvokeSyscall_asm instead of a direct call
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//
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__try {
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//DbgPrint("[syscall] request param count = %d\n", entry->param_count);
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if (entry->param_count == 0) {
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P_SystemService00 nt = (P_SystemService00)entry->ntos_func;
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status = nt();
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} else if (entry->param_count == 1) {
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P_SystemService01 nt = (P_SystemService01)entry->ntos_func;
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status = nt(stack[0]);
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} else if (entry->param_count == 2) {
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P_SystemService02 nt = (P_SystemService02)entry->ntos_func;
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status = nt(stack[0], stack[1]);
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} else if (entry->param_count == 3) {
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P_SystemService03 nt = (P_SystemService03)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2]);
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} else if (entry->param_count == 4) {
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P_SystemService04 nt = (P_SystemService04)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3]);
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} else if (entry->param_count == 5) {
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P_SystemService05 nt = (P_SystemService05)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4]);
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} else if (entry->param_count == 6) {
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P_SystemService06 nt = (P_SystemService06)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4],
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stack[5]);
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} else if (entry->param_count == 7) {
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P_SystemService07 nt = (P_SystemService07)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4],
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stack[5], stack[6]);
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} else if (entry->param_count == 8) {
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P_SystemService08 nt = (P_SystemService08)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4],
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stack[5], stack[6], stack[7]);
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} else if (entry->param_count == 9) {
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P_SystemService09 nt = (P_SystemService09)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4],
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stack[5], stack[6], stack[7], stack[8]);
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} else if (entry->param_count == 10) {
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P_SystemService10 nt = (P_SystemService10)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4],
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stack[5], stack[6], stack[7], stack[8], stack[9]);
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} else if (entry->param_count == 11) {
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P_SystemService11 nt = (P_SystemService11)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4],
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stack[5], stack[6], stack[7], stack[8], stack[9],
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stack[10]);
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} else if (entry->param_count == 12) {
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P_SystemService12 nt = (P_SystemService12)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4],
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stack[5], stack[6], stack[7], stack[8], stack[9],
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stack[10], stack[11]);
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} else if (entry->param_count == 13) {
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P_SystemService13 nt = (P_SystemService13)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4],
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stack[5], stack[6], stack[7], stack[8], stack[9],
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stack[10], stack[11], stack[12]);
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} else if (entry->param_count == 14) {
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P_SystemService14 nt = (P_SystemService14)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4],
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stack[5], stack[6], stack[7], stack[8], stack[9],
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stack[10], stack[11], stack[12], stack[13]);
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} else if (entry->param_count == 15) {
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P_SystemService15 nt = (P_SystemService15)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4],
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stack[5], stack[6], stack[7], stack[8], stack[9],
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stack[10], stack[11], stack[12], stack[13],
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stack[14]);
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} else if (entry->param_count == 16) {
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P_SystemService16 nt = (P_SystemService16)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4],
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stack[5], stack[6], stack[7], stack[8], stack[9],
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stack[10], stack[11], stack[12], stack[13],
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stack[14], stack[15]);
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} else if (entry->param_count == 17) {
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P_SystemService17 nt = (P_SystemService17)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4],
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stack[5], stack[6], stack[7], stack[8], stack[9],
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stack[10], stack[11], stack[12], stack[13],
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stack[14], stack[15], stack[16]);
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} else if (entry->param_count == 18) {
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P_SystemService18 nt = (P_SystemService18)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4],
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stack[5], stack[6], stack[7], stack[8], stack[9],
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stack[10], stack[11], stack[12], stack[13],
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stack[14], stack[15], stack[16], stack[17]);
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} else if (entry->param_count == 19) {
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P_SystemService19 nt = (P_SystemService19)entry->ntos_func;
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status = nt(stack[0], stack[1], stack[2], stack[3], stack[4],
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stack[5], stack[6], stack[7], stack[8], stack[9],
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stack[10], stack[11], stack[12], stack[13],
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stack[14], stack[15], stack[16], stack[17],
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stack[18]);
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} else {
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status = STATUS_INVALID_SYSTEM_SERVICE;
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}
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status = Sbie_InvokeSyscall_asm(entry->ntos_func, entry->param_count, stack);
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} __except (EXCEPTION_EXECUTE_HANDLER) {
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status = GetExceptionCode();
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@ -2038,9 +2038,9 @@ _FX NTSTATUS Sbie_SepFilterTokenHandler(void *TokenObject,
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#ifdef _WIN64
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//
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// When built with VS2019 on systems with enabled "Core Isolation" we get a BSOD pointing to _chkstk,
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// this is a function added by the compiler under certain conditions.
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// We work around this issue by providing a hand crafter wrapper function that performs the call.
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// When built with VS2019 on systems with enabled "Core Isolation" (HVCI) we get a BSOD.
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// This is caused by "Control Flow Guard", we could eider disable it for this file or,
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// work around this issue by providing a hand crafted wrapper function that performs the call.
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//
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status = Sbie_SepFilterTokenHandler_asm(TokenObject, SidCount, SidPtr, LengthIncrease, NewToken);
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@ -229,6 +229,7 @@ endif
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;----------------------------------------------------------------------------
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ifdef _WIN64
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EXTERN Token_SepFilterToken : QWORD
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Sbie_SepFilterTokenHandler_asm PROC
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@ -237,32 +238,141 @@ Sbie_SepFilterTokenHandler_asm PROC
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mov qword ptr [rsp+18h],r8
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mov qword ptr [rsp+10h],rdx
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mov qword ptr [rsp+8],rcx
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sub rsp,78h
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mov dword ptr [rsp+60h],0
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mov rax,qword ptr [rsp+00000000000000A0h]
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mov rax,qword ptr [rsp+00000000000000A0h] ; NewToken
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mov qword ptr [rsp+50h],rax
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mov rax,qword ptr [rsp+0000000000000098h]
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mov rax,qword ptr [rsp+0000000000000098h] ; LengthIncrease
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mov qword ptr [rsp+48h],rax
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mov rax,qword ptr [rsp+0000000000000090h]
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mov rax,qword ptr [rsp+0000000000000090h] ; SidPtr
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mov qword ptr [rsp+40h],rax
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mov rax,qword ptr [rsp+0000000000000088h]
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mov rax,qword ptr [rsp+0000000000000088h] ; SidCount
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mov qword ptr [rsp+38h],rax
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mov qword ptr [rsp+30h],0
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mov qword ptr [rsp+28h],0
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mov qword ptr [rsp+20h],0
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xor r9d,r9d
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xor r8d,r8d
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xor edx,edx
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mov rcx,qword ptr [rsp+0000000000000080h]
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mov r9d,0
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mov r8d,0
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mov edx,0
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mov rcx,qword ptr [rsp+0000000000000080h] ; TokenObject
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call Token_SepFilterToken
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mov dword ptr [rsp+60h],eax
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mov eax,dword ptr [rsp+60h]
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add rsp,78h
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ret
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Sbie_SepFilterTokenHandler_asm ENDP
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endif
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;----------------------------------------------------------------------------
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ifdef _WIN64
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Sbie_InvokeSyscall_asm PROC
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mov qword ptr [rsp+20h], r9
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mov qword ptr [rsp+18h], r8
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mov qword ptr [rsp+10h], rdx
|
||||
mov qword ptr [rsp+8], rcx
|
||||
|
||||
; note: (count & 0x0F) + 4 = 19 arguments are the absolute maximum
|
||||
|
||||
; quick sanity check
|
||||
cmp rdx, 13h ; if count > 19
|
||||
jle arg_count_ok
|
||||
mov rax, 0C000001Ch ; return STATUS_INVALID_SYSTEM_SERVICE
|
||||
ret
|
||||
arg_count_ok:
|
||||
|
||||
push rsi
|
||||
push rdi
|
||||
; prepare enough stack for up to 19 arguments
|
||||
sub rsp, 98h
|
||||
|
||||
; save our 3 relevant arguments to spare registers
|
||||
mov r11, r8 ; args
|
||||
mov r10, rdx ; count
|
||||
mov rax, rcx ; func
|
||||
|
||||
; check if we have higher arguments and if not skip
|
||||
cmp r10, 4
|
||||
jle copy_reg_args
|
||||
; copy arguments 5-19
|
||||
mov rsi, r11 ; source
|
||||
add rsi, 20h
|
||||
mov rdi, rsp ; destination
|
||||
add rdi, 20h
|
||||
mov rcx, r10 ; arg count
|
||||
sub rcx, 4 ; skip the register passed args
|
||||
rep movsq
|
||||
|
||||
copy_reg_args:
|
||||
; copy arguments 1-4
|
||||
mov r9, qword ptr [r11+18h]
|
||||
mov r8, qword ptr [r11+10h]
|
||||
mov rdx, qword ptr [r11+08h]
|
||||
mov rcx, qword ptr [r11+00h]
|
||||
|
||||
; call the function
|
||||
call rax
|
||||
|
||||
; clear stack
|
||||
add rsp, 98h
|
||||
pop rdi
|
||||
pop rsi
|
||||
|
||||
ret
|
||||
|
||||
Sbie_InvokeSyscall_asm ENDP
|
||||
|
||||
else
|
||||
|
||||
_Sbie_InvokeSyscall_asm@12 PROC
|
||||
|
||||
; NTSTATUS Sbie_InvokeSyscall_asm(void* func, int count, void* args);
|
||||
|
||||
; quick sanity check
|
||||
cmp dword ptr [esp+04h+4h], 13h ; @count
|
||||
jle args_ok
|
||||
mov eax, 0C000001Ch ; return STATUS_INVALID_SYSTEM_SERVICE
|
||||
ret
|
||||
args_ok:
|
||||
|
||||
; prepare enough stack for up to 19 arguments
|
||||
push ebp
|
||||
push esi
|
||||
push edi
|
||||
mov ebp, esp
|
||||
sub esp, 4Ch
|
||||
|
||||
; copy arguments 0-19
|
||||
mov esi, dword ptr [ebp+10h+8h] ; source @args
|
||||
mov edi, esp ; destination
|
||||
mov ecx, dword ptr [ebp+10h+4h] ; arg count @count
|
||||
rep movsd
|
||||
|
||||
; call the function
|
||||
mov eax, dword ptr [ebp+10h+0h] ; @func
|
||||
call eax
|
||||
|
||||
; clear stack
|
||||
function_end:
|
||||
|
||||
mov esp,ebp
|
||||
pop edi
|
||||
pop esi
|
||||
pop ebp
|
||||
ret
|
||||
|
||||
_Sbie_InvokeSyscall_asm@12 ENDP
|
||||
PUBLIC _Sbie_InvokeSyscall_asm@12
|
||||
|
||||
endif
|
||||
|
||||
;----------------------------------------------------------------------------
|
||||
|
||||
|
||||
end
|
||||
|
|
|
|||
|
|
@ -2,7 +2,7 @@
|
|||
|
||||
#define VERSION_MJR 1
|
||||
#define VERSION_MIN 0
|
||||
#define VERSION_REV 6
|
||||
#define VERSION_REV 7
|
||||
#define VERSION_UPD 0
|
||||
|
||||
#ifndef STR
|
||||
|
|
|
|||
Loading…
Reference in New Issue