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sys: IRP_MJ_CREATE: improve access checks logic

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This commit is contained in:
Bill Zissimopoulos 2015-12-05 12:42:23 -08:00
parent ab31918cec
commit 684a594385
1 changed files with 2 additions and 2 deletions
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4
src/sys/create.c
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@ -73,7 +73,7 @@ static NTSTATUS FspFsvolCreate(
PSECURITY_DESCRIPTOR SecurityDescriptor = AccessState->SecurityDescriptor; PSECURITY_DESCRIPTOR SecurityDescriptor = AccessState->SecurityDescriptor;
ULONG SecurityDescriptorSize = 0; ULONG SecurityDescriptorSize = 0;
LARGE_INTEGER AllocationSize = Irp->Overlay.AllocationSize; LARGE_INTEGER AllocationSize = Irp->Overlay.AllocationSize;
ACCESS_MASK DesiredAccess = IrpSp->Parameters.Create.DesiredAccess; ACCESS_MASK DesiredAccess = IrpSp->Parameters.Create.SecurityContext->DesiredAccess;
USHORT ShareAccess = IrpSp->Parameters.Create.ShareAccess; USHORT ShareAccess = IrpSp->Parameters.Create.ShareAccess;
PFILE_FULL_EA_INFORMATION EaBuffer = Irp->AssociatedIrp.SystemBuffer; PFILE_FULL_EA_INFORMATION EaBuffer = Irp->AssociatedIrp.SystemBuffer;
//ULONG EaLength = IrpSp->Parameters.Create.EaLength; //ULONG EaLength = IrpSp->Parameters.Create.EaLength;
@ -353,7 +353,7 @@ VOID FspFsvolCreateComplete(
PSECURITY_DESCRIPTOR SecurityDescriptor = PSECURITY_DESCRIPTOR SecurityDescriptor =
(PVOID)(Response->Buffer + Response->Rsp.Create.SecurityDescriptor); (PVOID)(Response->Buffer + Response->Rsp.Create.SecurityDescriptor);
ULONG SecurityDescriptorSize = Response->Rsp.Create.SecurityDescriptorSize; ULONG SecurityDescriptorSize = Response->Rsp.Create.SecurityDescriptorSize;
ACCESS_MASK DesiredAccess = IrpSp->Parameters.Create.DesiredAccess; ACCESS_MASK DesiredAccess = IrpSp->Parameters.Create.SecurityContext->DesiredAccess;
USHORT ShareAccess = IrpSp->Parameters.Create.ShareAccess; USHORT ShareAccess = IrpSp->Parameters.Create.ShareAccess;
ULONG Flags = IrpSp->Flags; ULONG Flags = IrpSp->Flags;
KPROCESSOR_MODE RequestorMode = KPROCESSOR_MODE RequestorMode =