·CVE-2021-3712
描述:OpenSSL是Openssl团队的一个开源的能够实现安全套接层(SSLv2/v3)和安全传输层(TLSv1)协议的通用加密库。该产品支持多种加密算法,包括对称密码、哈希算法、安全散列算法等。openssl 存在缓冲区错误漏洞,该漏洞源于产品假设 ASN.1 字符串使用NULL作为终止符。攻击者可通过制作非NULL终止的字符串发起攻击可导致应用程序内存崩溃或者应用程序崩溃。
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aarch64架构:
openssl、openssl-devel、openssl-libs、openssl-perl、openssl-static
x86_64架构:
openssl、openssl-devel、openssl-libs、openssl-perl、openssl-static
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aarch64架构:
openssl、openssl-devel、openssl-libs、openssl-perl、openssl-static
x86_64架构:
openssl、openssl-devel、openssl-libs、openssl-perl、openssl-static
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openssl-1.0.2k-21.el7_9.ns7.03
openssl-devel-1.0.2k-21.el7_9.ns7.03
openssl-libs-1.0.2k-21.el7_9.ns7.03
openssl-perl-1.0.2k-21.el7_9.ns7.03
openssl-static-1.0.2k-21.el7_9.ns7.03
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openssl-1.0.2k-21.el7_9.ns7.03
openssl-devel-1.0.2k-21.el7_9.ns7.03
openssl-libs-1.0.2k-21.el7_9.ns7.03
openssl-perl-1.0.2k-21.el7_9.ns7.03
openssl-static-1.0.2k-21.el7_9.ns7.03
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:
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aarch64:https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/
x86_64:https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/
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aarch64:https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/
x86_64:https://update.cs2c.com.cn/NS/V7/V7Update9/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-2021-3712:需要重启操作系统以使漏洞修复生效。
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openssl(aarch64)软件包下载地址:
https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/openssl-1.0.2k-21.el7_9.ns7.03.aarch64.rpm
https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/openssl-devel-1.0.2k-21.el7_9.ns7.03.aarch64.rpm
https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/openssl-libs-1.0.2k-21.el7_9.ns7.03.aarch64.rpm
https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/openssl-perl-1.0.2k-21.el7_9.ns7.03.aarch64.rpm
https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/openssl-static-1.0.2k-21.el7_9.ns7.03.aarch64.rpm
openssl(x86_64)软件包下载地址:
https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/openssl-1.0.2k-21.el7_9.ns7.03.x86_64.rpm
https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/openssl-devel-1.0.2k-21.el7_9.ns7.03.i686.rpm
https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/openssl-devel-1.0.2k-21.el7_9.ns7.03.x86_64.rpm
https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/openssl-libs-1.0.2k-21.el7_9.ns7.03.i686.rpm
https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/openssl-libs-1.0.2k-21.el7_9.ns7.03.x86_64.rpm
https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/openssl-perl-1.0.2k-21.el7_9.ns7.03.x86_64.rpm
https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/openssl-static-1.0.2k-21.el7_9.ns7.03.i686.rpm
https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/openssl-static-1.0.2k-21.el7_9.ns7.03.x86_64.rpm
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openssl(aarch64)软件包下载地址:
https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/openssl-1.0.2k-21.el7_9.ns7.03.aarch64.rpm
https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/openssl-devel-1.0.2k-21.el7_9.ns7.03.aarch64.rpm
https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/openssl-libs-1.0.2k-21.el7_9.ns7.03.aarch64.rpm
https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/openssl-perl-1.0.2k-21.el7_9.ns7.03.aarch64.rpm
https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/openssl-static-1.0.2k-21.el7_9.ns7.03.aarch64.rpm
openssl(x86_64)软件包下载地址:
https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/openssl-1.0.2k-21.el7_9.ns7.03.x86_64.rpm
https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/openssl-devel-1.0.2k-21.el7_9.ns7.03.i686.rpm
https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/openssl-devel-1.0.2k-21.el7_9.ns7.03.x86_64.rpm
https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/openssl-libs-1.0.2k-21.el7_9.ns7.03.i686.rpm
https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/openssl-libs-1.0.2k-21.el7_9.ns7.03.x86_64.rpm
https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/openssl-perl-1.0.2k-21.el7_9.ns7.03.x86_64.rpm
https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/openssl-static-1.0.2k-21.el7_9.ns7.03.i686.rpm
https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/openssl-static-1.0.2k-21.el7_9.ns7.03.x86_64.rpm
注:其他相关依赖包请到相同目录下载
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