1.修复的CVE ·CVE-2017-11671 描述：在某些情况下，GNU编译器集合（GCC）版本4.6、4.7、4.8、4.9、5.5之前的5和6.4之前的6版本中，i386.c中的ix86_expand犵u builtin函数会生成指令序列，在读取RDRAND和RDSEED内部函数的状态标志之前，会对其进行清除，可能导致这些指令的故障未报告。这可能会导致随机数生成的随机性降低。 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: cpp、gcc、gcc-c++、gcc-gfortran、gcc-gnat、gcc-objc++、gcc-objc、gcc-plugin-devel、libgcc、libgfortran、libgfortran-static、libgnat、libgnat-devel、libgnat-static、libgomp、libitm、libitm-devel、libitm-static、libmudflap、libmudflap-devel、libmudflap-static、libobjc、libstdc++、libstdc++-devel、libstdc++-docs、libstdc++-static x86_64架构: cpp、gcc、gcc-c++、gcc-gfortran、gcc-gnat、gcc-go、gcc-objc++、gcc-objc、gcc-plugin-devel、libasan、libasan-static、libatomic、libatomic-static、libgcc、libgfortran、libgfortran-static、libgnat、libgnat-devel、libgnat-static、libgo、libgo-devel、libgo-static、libgomp、libitm、libitm-devel、libitm-static、libmudflap、libmudflap-devel、libmudflap-static、libobjc、libquadmath、libquadmath-devel、libquadmath-static、libstdc++、libstdc++-devel、libstdc++-docs、libstdc++-static、libtsan、libtsan-static 3.软件包修复版本 ·中标麒麟高级服务器操作系统 V7 cpp-4.8.5-36.el7.ns7.01 gcc-4.8.5-36.el7.ns7.01 gcc-c++-4.8.5-36.el7.ns7.01 gcc-gfortran-4.8.5-36.el7.ns7.01 gcc-gnat-4.8.5-36.el7.ns7.01 gcc-objc++-4.8.5-36.el7.ns7.01 gcc-objc-4.8.5-36.el7.ns7.01 gcc-plugin-devel-4.8.5-36.el7.ns7.01 libgcc-4.8.5-36.el7.ns7.01 libgfortran-4.8.5-36.el7.ns7.01 libgfortran-static-4.8.5-36.el7.ns7.01 libgnat-4.8.5-36.el7.ns7.01 libgnat-devel-4.8.5-36.el7.ns7.01 libgnat-static-4.8.5-36.el7.ns7.01 libgomp-4.8.5-36.el7.ns7.01 libitm-4.8.5-36.el7.ns7.01 libitm-devel-4.8.5-36.el7.ns7.01 libitm-static-4.8.5-36.el7.ns7.01 libmudflap-4.8.5-36.el7.ns7.01 libmudflap-devel-4.8.5-36.el7.ns7.01 libmudflap-static-4.8.5-36.el7.ns7.01 libobjc-4.8.5-36.el7.ns7.01 libstdc++-4.8.5-36.el7.ns7.01 libstdc++-devel-4.8.5-36.el7.ns7.01 libstdc++-docs-4.8.5-36.el7.ns7.01 libstdc++-static-4.8.5-36.el7.ns7.01 4.修复方法 方法一：配置源进行升级安装 124.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:https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/ x86_64:https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/ 125.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 126.升级完成后是否需要重启服务或操作系统： ·CVE-2017-11671：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 ·中标麒麟高级服务器操作系统 V7 gcc（aarch64）软件包下载地址: https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/cpp-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/gcc-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/gcc-c++-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/gcc-gfortran-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/gcc-gnat-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/gcc-objc++-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/gcc-objc-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/gcc-plugin-devel-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libgcc-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libgfortran-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libgfortran-static-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libgnat-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libgnat-devel-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libgnat-static-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libgomp-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libitm-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libitm-devel-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libitm-static-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libmudflap-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libmudflap-devel-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libmudflap-static-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libobjc-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libstdc++-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libstdc++-devel-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libstdc++-docs-4.8.5-36.el7.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/libstdc++-static-4.8.5-36.el7.ns7.01.aarch64.rpm gcc（x86_64）软件包下载地址: https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/cpp-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/cpp-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-c++-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-c++-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-gfortran-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-gfortran-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-gnat-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-gnat-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-go-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-go-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-objc++-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-objc++-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-objc-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-objc-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-plugin-devel-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/gcc-plugin-devel-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libasan-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libasan-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libasan-static-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libasan-static-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libatomic-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libatomic-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libatomic-static-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libatomic-static-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgcc-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgcc-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgfortran-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgfortran-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgfortran-static-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgfortran-static-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgnat-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgnat-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgnat-devel-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgnat-devel-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgnat-static-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgnat-static-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgo-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgo-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgo-devel-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgo-devel-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgo-static-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgo-static-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgomp-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libgomp-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libitm-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libitm-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libitm-devel-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libitm-devel-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libitm-static-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libitm-static-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libmudflap-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libmudflap-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libmudflap-devel-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libmudflap-devel-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libmudflap-static-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libmudflap-static-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libobjc-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libobjc-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libquadmath-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libquadmath-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libquadmath-devel-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libquadmath-devel-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libquadmath-static-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libquadmath-static-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libstdc++-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libstdc++-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libstdc++-devel-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libstdc++-devel-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libstdc++-docs-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libstdc++-docs-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libstdc++-static-4.8.5-36.el7.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libstdc++-static-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libtsan-4.8.5-36.el7.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/libtsan-static-4.8.5-36.el7.ns7.01.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