From e35eb8af7b27e0c035f668787d366d05c608ac81 Mon Sep 17 00:00:00 2001 From: lgao4 Date: Mon, 10 May 2010 02:17:31 +0000 Subject: 1. Use the max string size to compare password string. 2. Check whether the local variable is valid as the array index. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10473 6f19259b-4bc3-4df7-8a09-765794883524 --- MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c | 4 ++-- MdeModulePkg/Universal/PlatformDriOverrideDxe/PlatDriOverrideDxe.c | 4 ++-- MdeModulePkg/Universal/SetupBrowserDxe/InputHandler.c | 4 ++++ 3 files changed, 8 insertions(+), 4 deletions(-) (limited to 'MdeModulePkg') diff --git a/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c b/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c index 14ac72fe1d..ff9e4b2179 100644 --- a/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c +++ b/MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c @@ -187,7 +187,7 @@ ValidatePassword ( ASSERT (EncodedPassword != NULL); StrnCpy (EncodedPassword, Password, StrLen (Password)); EncodePassword (EncodedPassword, StrLen (EncodedPassword) * sizeof (CHAR16)); - if (CompareMem (EncodedPassword, PrivateData->Configuration.WhatIsThePassword2, StrLen (EncodedPassword) * sizeof (CHAR16)) != 0) { + if (CompareMem (EncodedPassword, PrivateData->Configuration.WhatIsThePassword2, PasswordMaxSize) != 0) { // // Old password mismatch, return EFI_NOT_READY to prompt for error message // @@ -355,7 +355,7 @@ LoadNameValueNames ( @retval EFI_SUCCESS The Results is filled with the requested values. @retval EFI_OUT_OF_RESOURCES Not enough memory to store the results. - @retval EFI_INVALID_PARAMETER Request is NULL, illegal syntax, or unknown name. + @retval EFI_INVALID_PARAMETER Request is illegal syntax, or unknown name. @retval EFI_NOT_FOUND Routing data doesn't match any storage in this driver. diff --git a/MdeModulePkg/Universal/PlatformDriOverrideDxe/PlatDriOverrideDxe.c b/MdeModulePkg/Universal/PlatformDriOverrideDxe/PlatDriOverrideDxe.c index 4f68d98e6b..38812f92f2 100644 --- a/MdeModulePkg/Universal/PlatformDriOverrideDxe/PlatDriOverrideDxe.c +++ b/MdeModulePkg/Universal/PlatformDriOverrideDxe/PlatDriOverrideDxe.c @@ -661,7 +661,7 @@ UpdateBindingDriverSelectPage ( // Switch the item callback key value to its NO. in mDevicePathHandleBuffer // mSelectedCtrIndex = KeyValue - KEY_VALUE_DEVICE_OFFSET; - ASSERT (mSelectedCtrIndex < MAX_CHOICE_NUM); + ASSERT (mSelectedCtrIndex >= 0 && mSelectedCtrIndex < MAX_CHOICE_NUM); mLastSavedDriverImageNum = 0; @@ -1145,7 +1145,7 @@ CommintChanges ( @retval EFI_SUCCESS The Results is filled with the requested values. @retval EFI_OUT_OF_RESOURCES Not enough memory to store the results. - @retval EFI_INVALID_PARAMETER Request is NULL, illegal syntax, or unknown name. + @retval EFI_INVALID_PARAMETER Request is illegal syntax, or unknown name. @retval EFI_NOT_FOUND Routing data doesn't match any storage in this driver. **/ diff --git a/MdeModulePkg/Universal/SetupBrowserDxe/InputHandler.c b/MdeModulePkg/Universal/SetupBrowserDxe/InputHandler.c index 2541743f4f..2905006856 100644 --- a/MdeModulePkg/Universal/SetupBrowserDxe/InputHandler.c +++ b/MdeModulePkg/Universal/SetupBrowserDxe/InputHandler.c @@ -464,16 +464,20 @@ TheKey2: } if (MenuOption->Sequence == 0) { + ASSERT (EraseLen >= 2); FormattedNumber[EraseLen - 2] = DATE_SEPARATOR; } else if (MenuOption->Sequence == 1) { + ASSERT (EraseLen >= 1); FormattedNumber[EraseLen - 1] = DATE_SEPARATOR; } } else if (Question->Operand == EFI_IFR_TIME_OP) { UnicodeSPrint (FormattedNumber, 21 * sizeof (CHAR16), L"%02d", (UINT8) EditValue); if (MenuOption->Sequence == 0) { + ASSERT (EraseLen >= 2); FormattedNumber[EraseLen - 2] = TIME_SEPARATOR; } else if (MenuOption->Sequence == 1) { + ASSERT (EraseLen >= 1); FormattedNumber[EraseLen - 1] = TIME_SEPARATOR; } } else { -- cgit v1.2.3