1.修复的CVE

CVE-2021-21707

描述：PHP是一种在服务器端执行的脚本语言。PHP 存在安全漏洞，攻击者可以通过 Xml 函数空字符绕过 PHP 的访问限制，以读取或更改文件。

2.影响的操作系统及修复版本

银河麒麟高级服务器操作系统 V10 SP2

php-7.2.10-17.ky10

php-bcmath-7.2.10-17.ky10

php-cli-7.2.10-17.ky10

php-common-7.2.10-17.ky10

php-dba-7.2.10-17.ky10

php-dbg-7.2.10-17.ky10

php-devel-7.2.10-17.ky10

php-embedded-7.2.10-17.ky10

php-enchant-7.2.10-17.ky10

php-fpm-7.2.10-17.ky10

php-gd-7.2.10-17.ky10

php-gmp-7.2.10-17.ky10

php-help-7.2.10-17.ky10

php-intl-7.2.10-17.ky10

php-json-7.2.10-17.ky10

php-ldap-7.2.10-17.ky10

php-mbstring-7.2.10-17.ky10

php-mysqlnd-7.2.10-17.ky10

php-odbc-7.2.10-17.ky10

php-opcache-7.2.10-17.ky10

php-pdo-7.2.10-17.ky10

php-pgsql-7.2.10-17.ky10

php-process-7.2.10-17.ky10

php-recode-7.2.10-17.ky10

php-snmp-7.2.10-17.ky10

php-soap-7.2.10-17.ky10

php-tidy-7.2.10-17.ky10

php-xml-7.2.10-17.ky10

php-xmlrpc-7.2.10-17.ky10

3.受影响的软件包

银河麒麟高级服务器操作系统 V10 SP2

aarch64:php、php-bcmath、php-cli、php-common、php-dba、php-dbg、php-devel、php-embedded、php-enchant、php-fpm、php-gd、php-gmp、php-help、php-intl、php-json、php-ldap、php-mbstring、php-mysqlnd、php-odbc、php-opcache、php-pdo、php-pgsql、php-process、php-recode、php-snmp、php-soap、php-tidy、php-xml、php-xmlrpc、

x86_64:php、php-bcmath、php-cli、php-common、php-dba、php-dbg、php-devel、php-embedded、php-enchant、php-fpm、php-gd、php-gmp、php-help、php-intl、php-json、php-ldap、php-mbstring、php-mysqlnd、php-odbc、php-opcache、php-pdo、php-pgsql、php-process、php-recode、php-snmp、php-soap、php-tidy、php-xml、php-xmlrpc、

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 V10 SP2

aarch64:http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/

x86_64:http://update.cs2c.com.cn/NS/V10/V10SP2/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

5.软件包下载地址：

银河麒麟高级服务器操作系统 V10 SP2

 php aarch64软件包下载地址:

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-bcmath-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-cli-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-common-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-dba-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-dbg-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-devel-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-embedded-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-enchant-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-fpm-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-gd-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-gmp-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-help-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-intl-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-json-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-ldap-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-mbstring-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-mysqlnd-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-odbc-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-opcache-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-pdo-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-pgsql-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-process-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-recode-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-snmp-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-soap-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-tidy-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-xml-7.2.10-17.ky10.aarch64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/php-xmlrpc-7.2.10-17.ky10.aarch64.rpm

 php x86_64软件包下载地址:

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-bcmath-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-cli-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-common-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-dba-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-dbg-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-devel-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-embedded-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-enchant-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-fpm-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-gd-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-gmp-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-help-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-intl-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-json-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-ldap-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-mbstring-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-mysqlnd-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-odbc-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-opcache-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-pdo-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-pgsql-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-process-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-recode-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-snmp-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-soap-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-tidy-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-xml-7.2.10-17.ky10.x86_64.rpm

http://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/php-xmlrpc-7.2.10-17.ky10.x86_64.rpm

注：其他相关依赖包请到相同目录下载