1.修复的CVE ·CVE-2018-16881 描述：Adiscon Rsyslog是德国Adiscon公司的一个用于收集系统日志的库。Adiscon Rsyslog 8.27.0之前版本中的imptcp模块存在拒绝服务漏洞。攻击者可通过向imptcp套接字发送特制的消息利用该漏洞造成rsyslog崩溃。 2.受影响的软件包 ·中标麒麟高级服务器操作系统 V7 aarch64架构: rsyslog、rsyslog-crypto、rsyslog-doc、rsyslog-elasticsearch、rsyslog-gnutls、rsyslog-gssapi、rsyslog-kafka、rsyslog-libdbi、rsyslog-mmaudit、rsyslog-mmjsonparse、rsyslog-mmkubernetes、rsyslog-mmnormalize、rsyslog-mmsnmptrapd、rsyslog-mysql、rsyslog-pgsql、rsyslog-relp、rsyslog-snmp、rsyslog-udpspoof x86_64架构: rsyslog、rsyslog-crypto、rsyslog-doc、rsyslog-elasticsearch、rsyslog-gnutls、rsyslog-gssapi、rsyslog-kafka、rsyslog-libdbi、rsyslog-mmaudit、rsyslog-mmjsonparse、rsyslog-mmkubernetes、rsyslog-mmnormalize、rsyslog-mmsnmptrapd、rsyslog-mysql、rsyslog-pgsql、rsyslog-relp、rsyslog-snmp、rsyslog-udpspoof 3.软件包修复版本 ·中标麒麟高级服务器操作系统 V7 rsyslog-8.24.0-38.el7 rsyslog-crypto-8.24.0-38.el7 rsyslog-doc-8.24.0-38.el7 rsyslog-elasticsearch-8.24.0-38.el7 rsyslog-gnutls-8.24.0-38.el7 rsyslog-gssapi-8.24.0-38.el7 rsyslog-kafka-8.24.0-38.el7 rsyslog-libdbi-8.24.0-38.el7 rsyslog-mmaudit-8.24.0-38.el7 rsyslog-mmjsonparse-8.24.0-38.el7 rsyslog-mmkubernetes-8.24.0-38.el7 rsyslog-mmnormalize-8.24.0-38.el7 rsyslog-mmsnmptrapd-8.24.0-38.el7 rsyslog-mysql-8.24.0-38.el7 rsyslog-pgsql-8.24.0-38.el7 rsyslog-relp-8.24.0-38.el7 rsyslog-snmp-8.24.0-38.el7 rsyslog-udpspoof-8.24.0-38.el7 4.修复方法 方法一：配置源进行升级安装 304.打开软件包源配置文件，根据仓库地址进行修改。 仓库源地址： 中标麒麟高级服务器操作系统 V7 aarch64:http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/ x86_64:http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/ 305.配置完成后执行更新命令进行升级，命令如下： yum update Packagename 方法二：下载安装包进行升级安装 通过软件包地址下载软件包，使用软件包升级命令根据受影响的软件包 列表进行升级安装,命令如下： yum install Packagename 306.升级完成后是否需要重启服务或操作系统： ·CVE-2018-16881：需要重启 rsyslog 以使漏洞修复生效。 5.软件包下载地址 ·中标麒麟高级服务器操作系统 V7 rsyslog（aarch64）软件包下载地址: http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-crypto-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-doc-8.24.0-38.el7.noarch.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-elasticsearch-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-gnutls-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-gssapi-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-kafka-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-libdbi-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-mmaudit-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-mmjsonparse-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-mmkubernetes-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-mmnormalize-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-mmsnmptrapd-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-mysql-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-pgsql-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-relp-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-snmp-8.24.0-38.el7.aarch64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/rsyslog-udpspoof-8.24.0-38.el7.aarch64.rpm rsyslog（x86_64）软件包下载地址: http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-crypto-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-crypto-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-doc-8.24.0-38.el7.noarch.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-elasticsearch-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-elasticsearch-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-gnutls-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-gnutls-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-gssapi-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-gssapi-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-kafka-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-kafka-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-libdbi-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-libdbi-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-mmaudit-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-mmaudit-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-mmjsonparse-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-mmjsonparse-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-mmkubernetes-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-mmkubernetes-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-mmnormalize-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-mmnormalize-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-mmsnmptrapd-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-mmsnmptrapd-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-mysql-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-mysql-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-pgsql-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-pgsql-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-relp-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-relp-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-snmp-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-snmp-8.24.0-38.el7.x86_64.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-udpspoof-8.24.0-38.el7.i686.rpm http://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/rsyslog-udpspoof-8.24.0-38.el7.x86_64.rpm 注：其他相关依赖包请到相同目录下载 6.修复验证 使用软件包查询命令，查看相关软件包版本是否与修复版本一致，如果版本一致，则说明修复成功。 sudo rpm -qa | grep Packagename