1.修復(fù)的CVE ·CVE-2021-3622 描述：在hivex庫中發(fā)現(xiàn)了一個(gè)缺陷。 這個(gè)漏洞允許攻擊者輸入一個(gè)特別設(shè)計(jì)的Windows注冊表(hive)文件，這將導(dǎo)致hivex遞歸地調(diào)用_get_children()函數(shù)，導(dǎo)致堆棧溢出。 此漏洞的最大威脅是系統(tǒng)可用性。 2.受影響的軟件包 ·中標(biāo)麒麟高級服務(wù)器操作系統(tǒng) V7 aarch64架構(gòu): hivex、hivex-devel、ocaml-hivex、ocaml-hivex-devel、perl-hivex、python-hivex、ruby-hivex x86_64架構(gòu): hivex、hivex-devel、ocaml-hivex、ocaml-hivex-devel、perl-hivex、python-hivex、ruby-hivex 3.軟件包修復(fù)版本 ·中標(biāo)麒麟高級服務(wù)器操作系統(tǒng) V7 hivex-1.3.10-6.9.el7.ns7.00 hivex-devel-1.3.10-6.9.el7.ns7.00 ocaml-hivex-1.3.10-6.9.el7.ns7.00 ocaml-hivex-devel-1.3.10-6.9.el7.ns7.00 perl-hivex-1.3.10-6.9.el7.ns7.00 python-hivex-1.3.10-6.9.el7.ns7.00 ruby-hivex-1.3.10-6.9.el7.ns7.00 4.修復(fù)方法 方法一：配置源進(jìn)行升級安裝 151.打開軟件包源配置文件，根據(jù)倉庫地址進(jìn)行修改。 倉庫源地址： 中標(biāo)麒麟高級服務(wù)器操作系統(tǒng) 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/ 152.配置完成后執(zhí)行更新命令進(jìn)行升級，命令如下： yum update Packagename 方法二：下載安裝包進(jìn)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(jù)受影響的軟件包 列表進(jìn)行升級安裝,命令如下： yum install Packagename 153.升級完成后是否需要重啟服務(wù)或操作系統(tǒng)： ·CVE-2021-3622：無需重啟操作系統(tǒng)與服務(wù)即可使漏洞修復(fù)生效。 5.軟件包下載地址 ·中標(biāo)麒麟高級服務(wù)器操作系統(tǒng) V7 hivex（aarch64）軟件包下載地址: https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/hivex-1.3.10-6.9.el7.ns7.00.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/hivex-devel-1.3.10-6.9.el7.ns7.00.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/ocaml-hivex-1.3.10-6.9.el7.ns7.00.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/ocaml-hivex-devel-1.3.10-6.9.el7.ns7.00.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/perl-hivex-1.3.10-6.9.el7.ns7.00.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/python-hivex-1.3.10-6.9.el7.ns7.00.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/aarch64/Packages/ruby-hivex-1.3.10-6.9.el7.ns7.00.aarch64.rpm hivex（x86_64）軟件包下載地址: https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/hivex-1.3.10-6.9.el7.ns7.00.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/hivex-1.3.10-6.9.el7.ns7.00.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/hivex-devel-1.3.10-6.9.el7.ns7.00.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/hivex-devel-1.3.10-6.9.el7.ns7.00.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/ocaml-hivex-1.3.10-6.9.el7.ns7.00.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/ocaml-hivex-1.3.10-6.9.el7.ns7.00.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/ocaml-hivex-devel-1.3.10-6.9.el7.ns7.00.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/ocaml-hivex-devel-1.3.10-6.9.el7.ns7.00.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/perl-hivex-1.3.10-6.9.el7.ns7.00.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/perl-hivex-1.3.10-6.9.el7.ns7.00.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/python-hivex-1.3.10-6.9.el7.ns7.00.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/python-hivex-1.3.10-6.9.el7.ns7.00.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/ruby-hivex-1.3.10-6.9.el7.ns7.00.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update6/os/adv/lic/base/x86_64/Packages/ruby-hivex-1.3.10-6.9.el7.ns7.00.x86_64.rpm 注：其他相關(guān)依賴包請到相同目錄下載 6.修復(fù)驗(yàn)證 使用軟件包查詢命令，查看相關(guān)軟件包版本是否與修復(fù)版本一致，如果版本一致，則說明修復(fù)成功。 sudo rpm -qa | grep Packagename