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Windows driver: remove volumes master keys from CRYPTO_INFO since they are not needed after their key schedule is created

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This commit is contained in:
Mounir IDRASSI
2019-01-21 00:42:53 +01:00
parent 27b3fee02d
commit ee0a2659da
11 changed files with 62 additions and 59 deletions
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4
src/Driver/DriveFilter.c
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@@ -2181,10 +2181,8 @@ static VOID DecoySystemWipeThreadProc (PVOID threadArg)
DecoySystemWipeResult = STATUS_INVALID_PARAMETER;
goto ret;
}
memcpy (wipeCryptoInfo->k2, WipeDecoyRequest.WipeKey + EAGetKeySize (ea), EAGetKeySize (ea));
if (!EAInitMode (wipeCryptoInfo))
if (!EAInitMode (wipeCryptoInfo, WipeDecoyRequest.WipeKey + EAGetKeySize (ea)))
{
DecoySystemWipeResult = STATUS_INVALID_PARAMETER;
goto err;

2
src/Driver/Ntvol.c
View File

@@ -663,7 +663,7 @@ NTSTATUS TCOpenVolume (PDEVICE_OBJECT DeviceObject,
if (Extension->cryptoInfo->hiddenVolume && IsHiddenSystemRunning())
{
// Prevent mount of a hidden system partition if the system hosted on it is currently running
if (memcmp (Extension->cryptoInfo->master_keydata, GetSystemDriveCryptoInfo()->master_keydata, EAGetKeySize (Extension->cryptoInfo->ea)) == 0)
if (memcmp (Extension->cryptoInfo->master_keydata_hash, GetSystemDriveCryptoInfo()->master_keydata_hash, sizeof(Extension->cryptoInfo->master_keydata_hash)) == 0)
{
mount->nReturnCode = ERR_VOL_ALREADY_MOUNTED;
ntStatus = STATUS_SUCCESS;