您可以通过微软下载中心和Windows Update/Microsoft Update来安装更新以解决问题.Critical:
-KB941644: A security issue has been identified in TCPIP that could allow an attacker to compromise your Windows-based system and gain control over it.
Important:
-KB943485: A security issue has been identified in LSASS that could allow an attacker to compromise your Windows-based system and gain control over it.

Windows Vista非安全更新:
Update for the Windows Vista Sidebar
Prerequisite update for Vista SP1(Ultimate+Enterprise only)