1.修復的CVE ·CVE-2017-6519 描述：Avahi是一套用于Linux的本地服務發(fā)現工具。Avahi 0.6.32及之前的版本中的avahi-daemon存在安全漏洞。遠程攻擊者可利用該漏洞造成拒絕服務或獲取敏感信息。 2.受影響的軟件包 ·中標麒麟高級服務器操作系統 V7 aarch64架構: avahi、avahi-autoipd、avahi-compat-howl、avahi-compat-howl-devel、avahi-compat-libdns_sd、avahi-compat-libdns_sd-devel、avahi-devel、avahi-dnsconfd、avahi-glib、avahi-glib-devel、avahi-gobject、avahi-gobject-devel、avahi-libs、avahi-qt3、avahi-qt3-devel、avahi-qt4、avahi-qt4-devel、avahi-tools、avahi-ui、avahi-ui-devel、avahi-ui-gtk3、avahi-ui-tools x86_64架構: avahi、avahi-autoipd、avahi-compat-howl、avahi-compat-howl-devel、avahi-compat-libdns_sd、avahi-compat-libdns_sd-devel、avahi-devel、avahi-dnsconfd、avahi-glib、avahi-glib-devel、avahi-gobject、avahi-gobject-devel、avahi-libs、avahi-qt3、avahi-qt3-devel、avahi-qt4、avahi-qt4-devel、avahi-tools、avahi-ui、avahi-ui-devel、avahi-ui-gtk3、avahi-ui-tools 3.軟件包修復版本 ·中標麒麟高級服務器操作系統 V7 avahi-0.6.31-20.el7 avahi-autoipd-0.6.31-20.el7 avahi-compat-howl-0.6.31-20.el7 avahi-compat-howl-devel-0.6.31-20.el7 avahi-compat-libdns_sd-0.6.31-20.el7 avahi-compat-libdns_sd-devel-0.6.31-20.el7 avahi-devel-0.6.31-20.el7 avahi-dnsconfd-0.6.31-20.el7 avahi-glib-0.6.31-20.el7 avahi-glib-devel-0.6.31-20.el7 avahi-gobject-0.6.31-20.el7 avahi-gobject-devel-0.6.31-20.el7 avahi-libs-0.6.31-20.el7 avahi-qt3-0.6.31-20.el7 avahi-qt3-devel-0.6.31-20.el7 avahi-qt4-0.6.31-20.el7 avahi-qt4-devel-0.6.31-20.el7 avahi-tools-0.6.31-20.el7 avahi-ui-0.6.31-20.el7 avahi-ui-devel-0.6.31-20.el7 avahi-ui-gtk3-0.6.31-20.el7 avahi-ui-tools-0.6.31-20.el7 4.修復方法 方法一：配置源進行升級安裝 76.打開軟件包源配置文件，根據倉庫地址進行修改。 倉庫源地址： 中標麒麟高級服務器操作系統 V7 aarch64:https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/ x86_64:https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/ 77.配置完成后執(zhí)行更新命令進行升級，命令如下： yum update Packagename 方法二：下載安裝包進行升級安裝 通過軟件包地址下載軟件包，使用軟件包升級命令根據受影響的軟件包 列表進行升級安裝,命令如下： yum install Packagename 78.升級完成后是否需要重啟服務或操作系統： ·CVE-2017-6519：需要重啟 avahi 以使漏洞修復生效。 5.軟件包下載地址 ·中標麒麟高級服務器操作系統 V7 avahi（aarch64）軟件包下載地址: https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-autoipd-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-compat-howl-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-compat-howl-devel-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-compat-libdns_sd-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-compat-libdns_sd-devel-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-devel-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-dnsconfd-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-glib-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-glib-devel-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-gobject-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-gobject-devel-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-libs-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-qt3-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-qt3-devel-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-qt4-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-qt4-devel-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-tools-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-ui-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-ui-devel-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-ui-gtk3-0.6.31-20.el7.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/aarch64/Packages/avahi-ui-tools-0.6.31-20.el7.aarch64.rpm avahi（x86_64）軟件包下載地址: https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-autoipd-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-compat-howl-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-compat-howl-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-compat-howl-devel-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-compat-howl-devel-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-compat-libdns_sd-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-compat-libdns_sd-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-compat-libdns_sd-devel-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-compat-libdns_sd-devel-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-devel-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-devel-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-dnsconfd-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-glib-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-glib-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-glib-devel-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-glib-devel-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-gobject-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-gobject-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-gobject-devel-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-gobject-devel-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-libs-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-libs-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-qt3-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-qt3-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-qt3-devel-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-qt3-devel-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-qt4-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-qt4-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-qt4-devel-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-qt4-devel-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-tools-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-ui-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-ui-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-ui-devel-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-ui-devel-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-ui-gtk3-0.6.31-20.el7.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-ui-gtk3-0.6.31-20.el7.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update8/os/adv/lic/base/x86_64/Packages/avahi-ui-tools-0.6.31-20.el7.x86_64.rpm 注：其他相關依賴包請到相同目錄下載 6.修復驗證 使用軟件包查詢命令，查看相關軟件包版本是否與修復版本一致，如果版本一致，則說明修復成功。 sudo rpm -qa | grep Packagename