阿里云ECS服务器提示需要修复的漏洞问题

1、漏洞：

RHSA-2018:1842: kernel security, bug fix, and enhancement update
RHSA-2018:2299: NetworkManager and libnl3 security, bug fix and enhancement update
RHSA-2018:1916: glibc security, bug fix, and enhancement update
RHSA-2018:3075: wget security update
RHSA-2018:2029: openssh security, bug fix, and enhancement update
RHSA-2018:2292: gnutls security, bug fix, and enhancement update

RHSA-2018:3157: nss-pem security and bug fix update

2、如何修复

kernel security, bug fix, and enhancement update：
$ yum update kernel-tools
$ yum update kernel-tools-libs
$ yum update python-perf

NetworkManager and libnl3 security, bug fix and enhancement update：
$ yum update libnl3
$ yum update libnl3-cli
$ yum update NetworkManager
//$ yum update NetworkManager-libnm
//$ yum update NetworkManager-team
//$ yum update NetworkManager-tui
//$ yum update NetworkManager-wifi

glibc security update (Important)：
$ yum update glibc
$ yum update glibc-common
$ yum update glibc-devel
$ yum update glibc-headers

wget security update：
$ yum update wget

openssh security and bug fix update (Moderate)：
$ yum update openssh
$ yum update openssh-clients
$ yum update openssh-server

gnutls security, bug fix, and enhancement update：
$ yum update gnutls

nss-pem security and bug fix update
$yum update nss-pem