1.修复的CVE ·CVE-2023-5366 描述：Open vSwitch是一个开源的虚拟交换机。 Open vSwitch存在安全漏洞，该漏洞源于允许虚拟机之间的ICMPv6邻居通告数据包绕过OpenFlow规则。 2.受影响的软件包 ·银河麒麟高级服务器操作系统（Host版）V10 ·aarch64架构: network-scripts-openvswitch、openvswitch、openvswitch-devel、openvswitch-help、openvswitch-ipsec、openvswitch-ovn-central、openvswitch-ovn-common、openvswitch-ovn-host、openvswitch-ovn-vtep、openvswitch-test、python3-openvswitch ·x86_64架构: network-scripts-openvswitch、openvswitch、openvswitch-devel、openvswitch-help、openvswitch-ipsec、openvswitch-ovn-central、openvswitch-ovn-common、openvswitch-ovn-host、openvswitch-ovn-vtep、openvswitch-test、python3-openvswitch 3.软件包修复版本 ·银河麒麟高级服务器操作系统（Host版）V10 (aarch64、x86_64) network-scripts-openvswitch-2.12.0-16.p04.hostos.ky10或以上版本 openvswitch-2.12.0-16.p04.hostos.ky10或以上版本 openvswitch-devel-2.12.0-16.p04.hostos.ky10或以上版本 openvswitch-help-2.12.0-16.p04.hostos.ky10或以上版本 openvswitch-ipsec-2.12.0-16.p04.hostos.ky10或以上版本 openvswitch-ovn-central-2.12.0-16.p04.hostos.ky10或以上版本 openvswitch-ovn-common-2.12.0-16.p04.hostos.ky10或以上版本 openvswitch-ovn-host-2.12.0-16.p04.hostos.ky10或以上版本 openvswitch-ovn-vtep-2.12.0-16.p04.hostos.ky10或以上版本 openvswitch-test-2.12.0-16.p04.hostos.ky10或以上版本 python3-openvswitch-2.12.0-16.p04.hostos.ky10或以上版本 4.修复方法 方法一：配置源进行升级安装 1.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： 银河麒麟高级服务器操作系统（Host版）V10 aarch64:https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/ x86_64:https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/ 2.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 3.升级完成后是否需要重启服务或操作系统： CVE-2023-5366:无需重启操作系统与服务即可使漏洞修复生效。 5.软件包下载地址 ·银河麒麟高级服务器操作系统（Host版）V10 openvswitch(aarch64)软件包下载地址: https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/network-scripts-openvswitch-2.12.0-16.p04.hostos.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/openvswitch-2.12.0-16.p04.hostos.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/openvswitch-devel-2.12.0-16.p04.hostos.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/openvswitch-help-2.12.0-16.p04.hostos.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/openvswitch-ipsec-2.12.0-16.p04.hostos.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/openvswitch-ovn-central-2.12.0-16.p04.hostos.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/openvswitch-ovn-common-2.12.0-16.p04.hostos.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/openvswitch-ovn-host-2.12.0-16.p04.hostos.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/openvswitch-ovn-vtep-2.12.0-16.p04.hostos.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/openvswitch-test-2.12.0-16.p04.hostos.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/python3-openvswitch-2.12.0-16.p04.hostos.ky10.aarch64.rpm openvswitch(x86_64)软件包下载地址: https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/network-scripts-openvswitch-2.12.0-16.p04.hostos.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/openvswitch-2.12.0-16.p04.hostos.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/openvswitch-devel-2.12.0-16.p04.hostos.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/openvswitch-help-2.12.0-16.p04.hostos.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/openvswitch-ipsec-2.12.0-16.p04.hostos.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/openvswitch-ovn-central-2.12.0-16.p04.hostos.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/openvswitch-ovn-common-2.12.0-16.p04.hostos.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/openvswitch-ovn-host-2.12.0-16.p04.hostos.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/openvswitch-ovn-vtep-2.12.0-16.p04.hostos.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/openvswitch-test-2.12.0-16.p04.hostos.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/python3-openvswitch-2.12.0-16.p04.hostos.ky10.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