diff options
| author | Joseph Henry <[email protected]> | 2020-09-23 15:31:20 -0700 |
|---|---|---|
| committer | Joseph Henry <[email protected]> | 2020-09-23 15:31:20 -0700 |
| commit | b3331c5ec2eea2c4396bf528c95df366dcbb7c3d (patch) | |
| tree | 50b98ac9b7bb6c9474e8a8c3c9c10cd14d980e57 /windows | |
| parent | ff23d3051ff3bfe540bce3c4a117fd27b9dc6c07 (diff) | |
Fix buffer overflow in windows tap driver
Diffstat (limited to 'windows')
| -rw-r--r-- | windows/TapDriver6/adapter.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/windows/TapDriver6/adapter.c b/windows/TapDriver6/adapter.c index 7ce4b310..c170e221 100644 --- a/windows/TapDriver6/adapter.c +++ b/windows/TapDriver6/adapter.c @@ -272,7 +272,8 @@ tapReadConfiguration( if (status == NDIS_STATUS_SUCCESS) { - if (configParameter->ParameterType == NdisParameterString) + if (configParameter->ParameterType == NdisParameterString + && configParameter->ParameterData.StringData.Length <= sizeof(Adapter->NetCfgInstanceIdBuffer) - sizeof(WCHAR)) { DEBUGP (("[TAP] NdisReadConfiguration (NetCfgInstanceId=%wZ)\n", &configParameter->ParameterData.StringData )); |