diff --git a/dll/win32/shell32/folders/CDrivesFolder.cpp b/dll/win32/shell32/folders/CDrivesFolder.cpp index 482225ab607..d7246a459bb 100644 --- a/dll/win32/shell32/folders/CDrivesFolder.cpp +++ b/dll/win32/shell32/folders/CDrivesFolder.cpp @@ -582,6 +582,7 @@ HRESULT WINAPI CDrivesFolder::ParseDisplayName(HWND hwndOwner, LPBC pbc, LPOLEST HRESULT hr = E_INVALIDARG; LPCWSTR szNext = NULL; LPITEMIDLIST pidlTemp = NULL; + WCHAR volumePathName[MAX_PATH]; TRACE("(%p)->(HWND=%p,%p,%p=%s,%p,pidl=%p,%p)\n", this, hwndOwner, pbc, lpszDisplayName, debugstr_w (lpszDisplayName), @@ -598,6 +599,13 @@ HRESULT WINAPI CDrivesFolder::ParseDisplayName(HWND hwndOwner, LPBC pbc, LPOLEST if (PathGetDriveNumberW(lpszDisplayName) < 0) return E_INVALIDARG; + /* check if this drive actually exists */ + if (!GetVolumePathNameW(lpszDisplayName, volumePathName, _countof(volumePathName)) || + GetDriveTypeW(volumePathName) < DRIVE_REMOVABLE) + { + return HRESULT_FROM_WIN32(ERROR_INVALID_DRIVE); + } + pidlTemp = _ILCreateDrive(lpszDisplayName); if (!pidlTemp) return E_OUTOFMEMORY;