RHSA-2018:3665-重要: NetworkManager 安全更新 yum update NetworkManager #有效 yum update NetworkManager-libnm yum update NetworkManager-team yum update NetworkManager-tui yum update NetworkManager-wifi RHSA-2017:1931-中危: bash 安全和BUG修复更新代码执行 yum update bash #有效 RHSA-2018:1700-重要: procp