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From: Ruiyu Ni <ruiyu.ni@intel.com>
To: edk2-devel@lists.01.org
Cc: Hao A Wu <hao.a.wu@intel.com>
Subject: [PATCH 06/11] SourceLevelDebugPkg/Usb3: Make sure data from HW can fit in buffer
Date: Mon, 15 Oct 2018 14:38:28 +0800	[thread overview]
Message-ID: <20181015063833.61304-7-ruiyu.ni@intel.com> (raw)
In-Reply-To: <20181015063833.61304-1-ruiyu.ni@intel.com>

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Hao A Wu <hao.a.wu@intel.com>
---
 .../DebugCommunicationLibUsb3/DebugCommunicationLibUsb3Transfer.c  | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb3/DebugCommunicationLibUsb3Transfer.c b/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb3/DebugCommunicationLibUsb3Transfer.c
index fb48010a9a..fda43279a3 100644
--- a/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb3/DebugCommunicationLibUsb3Transfer.c
+++ b/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb3/DebugCommunicationLibUsb3Transfer.c
@@ -556,6 +556,13 @@ XhcDataTransfer (
 
   XhcExecTransfer (Handle, Urb, Timeout);
 
+  //
+  // Make sure the data received from HW can fit in the received buffer.
+  //
+  if (Urb->Completed > *DataLength) {
+    return EFI_DEVICE_ERROR;
+  }
+
   *DataLength     = Urb->Completed;
 
   Status = EFI_TIMEOUT;
-- 
2.16.1.windows.1



  parent reply	other threads:[~2018-10-15  6:37 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-15  6:38 [PATCH 00/11] Need to validate data from HW Ruiyu Ni
2018-10-15  6:38 ` [PATCH 01/11] MdeModulePkg/UsbMass: Merge UsbBoot(Read|Write)Blocks(16) Ruiyu Ni
2018-10-16  3:06   ` Zeng, Star
2018-10-15  6:38 ` [PATCH 02/11] MdeModulePkg/UsbMass: Fix integer overflow when BlockSize is 1 Ruiyu Ni
2018-10-16  3:19   ` Zeng, Star
2018-10-16  3:32     ` Ni, Ruiyu
2018-10-15  6:38 ` [PATCH 03/11] MdeModulePkg/UsbBus: Fix out-of-bound read access to descriptors Ruiyu Ni
2018-10-16  3:38   ` Zeng, Star
2018-10-15  6:38 ` [PATCH 04/11] MdeModulePkg/UsbBus: Reject descriptor whose length is bad Ruiyu Ni
2018-10-16  3:42   ` Zeng, Star
2018-10-15  6:38 ` [PATCH 05/11] MdeModulePkg/Usb: Make sure data from HW is no more than expected Ruiyu Ni
2018-10-15 11:29   ` Wu, Hao A
2018-10-16  4:26   ` Zeng, Star
2018-10-15  6:38 ` Ruiyu Ni [this message]
2018-10-15 11:31   ` [PATCH 06/11] SourceLevelDebugPkg/Usb3: Make sure data from HW can fit in buffer Wu, Hao A
2018-10-15  6:38 ` [PATCH 07/11] MdeModulePkg/UsbKb: Don't access key codes when length is wrong Ruiyu Ni
2018-10-16  4:52   ` Zeng, Star
2018-10-15  6:38 ` [PATCH 08/11] MdeModulePkg/AbsPointer: " Ruiyu Ni
2018-10-16  5:01   ` Zeng, Star
2018-10-15  6:38 ` [PATCH 09/11] MdeModulePkg/UsbMouse: " Ruiyu Ni
2018-10-16  5:03   ` Zeng, Star
2018-10-15  6:38 ` [PATCH 10/11] MdeModulePkg/UsbBus: Deny when the string descriptor length is odd Ruiyu Ni
2018-10-16  5:11   ` Zeng, Star
2018-10-15  6:38 ` [PATCH 11/11] MdeModulePkg/Bus/Ufs: Ensure device not return more data than expected Ruiyu Ni
2018-10-16  5:27   ` Zeng, Star

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