From: Ruiyu Ni <ruiyu.ni@intel.com>
To: edk2-devel@lists.01.org
Cc: Jiewen Yao <jiewen.yao@intel.com>, Star Zeng <star.zeng@intel.com>
Subject: [PATCH 10/11] MdeModulePkg/UsbBus: Deny when the string descriptor length is odd
Date: Mon, 15 Oct 2018 14:38:32 +0800 [thread overview]
Message-ID: <20181015063833.61304-11-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: Jiewen Yao <jiewen.yao@intel.com>
Cc: Star Zeng <star.zeng@intel.com>
---
MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c
index d9bc1f9e28..182a3f97c9 100644
--- a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c
+++ b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbDesc.c
@@ -650,7 +650,7 @@ UsbGetOneString (
//
Status = UsbCtrlGetDesc (UsbDev, USB_DESC_TYPE_STRING, Index, LangId, &Desc, 2);
- if (EFI_ERROR (Status)) {
+ if (EFI_ERROR (Status) || (Desc.Length % 2 != 0)) {
return NULL;
}
--
2.16.1.windows.1
next prev 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 ` [PATCH 06/11] SourceLevelDebugPkg/Usb3: Make sure data from HW can fit in buffer Ruiyu Ni
2018-10-15 11:31 ` 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 ` Ruiyu Ni [this message]
2018-10-16 5:11 ` [PATCH 10/11] MdeModulePkg/UsbBus: Deny when the string descriptor length is odd 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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