1.修復的CVE ·CVE-2021-3421 描述：Red Hat Package Manager是美國Red Hat公司的一種用于互聯網下載包的打包及安裝工具。它包含在某些Linux分發版中。它生成具有.RPM擴展名的文件。與Dpkg類似。Red Hat Package Manager 存在數據偽造問題漏洞，該漏洞源于RPM包的讀取功能。 2.受影響的軟件包 ·銀河麒麟高級服務器操作系統 V10 SP1 ·aarch64架構: python3-rpm、rpm、rpm-build、rpm-devel、rpm-help、rpm-libs ·x86_64架構: python3-rpm、rpm、rpm-build、rpm-devel、rpm-help、rpm-libs ·銀河麒麟高級服務器操作系統 V10 SP2 ·aarch64架構: python3-rpm、rpm、rpm-build、rpm-devel、rpm-help、rpm-libs ·x86_64架構: python3-rpm、rpm、rpm-build、rpm-devel、rpm-help、rpm-libs 3.軟件包修復版本 ·銀河麒麟高級服務器操作系統 V10 SP1 (aarch64、x86_64) python3-rpm-4.15.1-23.p03.ky10或以上版本 rpm-4.15.1-23.p03.ky10或以上版本 rpm-build-4.15.1-23.p03.ky10或以上版本 rpm-devel-4.15.1-23.p03.ky10或以上版本 rpm-help-4.15.1-23.p03.ky10或以上版本 rpm-libs-4.15.1-23.p03.ky10或以上版本 ·銀河麒麟高級服務器操作系統 V10 SP2 (aarch64、x86_64) python3-rpm-4.15.1-23.p03.ky10或以上版本 rpm-4.15.1-23.p03.ky10或以上版本 rpm-build-4.15.1-23.p03.ky10或以上版本 rpm-devel-4.15.1-23.p03.ky10或以上版本 rpm-help-4.15.1-23.p03.ky10或以上版本 rpm-libs-4.15.1-23.p03.ky10或以上版本 4.修復方法 方法一：配置源進行升級安裝 1.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： 銀河麒麟高級服務器操作系統 V10 SP1 aarch64:https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/aarch64/ x86_64:https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/x86_64/ 銀河麒麟高級服務器操作系統 V10 SP2 aarch64:https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/ x86_64:https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/ 2.配置完成后執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 3.升級完成后是否需要重啟服務或操作系統： CVE-2021-3421:無需重啟操作系統與服務即可使漏洞修復生效。 5.軟件包下載地址 ·銀河麒麟高級服務器操作系統 V10 SP1 rpm(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/aarch64/Packages/python3-rpm-4.15.1-23.p03.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/aarch64/Packages/rpm-4.15.1-23.p03.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/aarch64/Packages/rpm-build-4.15.1-23.p03.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/aarch64/Packages/rpm-devel-4.15.1-23.p03.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/aarch64/Packages/rpm-help-4.15.1-23.p03.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/aarch64/Packages/rpm-libs-4.15.1-23.p03.ky10.aarch64.rpm rpm(x86_64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/x86_64/Packages/python3-rpm-4.15.1-23.p03.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/x86_64/Packages/rpm-4.15.1-23.p03.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/x86_64/Packages/rpm-build-4.15.1-23.p03.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/x86_64/Packages/rpm-devel-4.15.1-23.p03.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/x86_64/Packages/rpm-help-4.15.1-23.p03.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/x86_64/Packages/rpm-libs-4.15.1-23.p03.ky10.x86_64.rpm ·銀河麒麟高級服務器操作系統 V10 SP2 rpm(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/python3-rpm-4.15.1-23.p03.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/rpm-4.15.1-23.p03.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/rpm-build-4.15.1-23.p03.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/rpm-devel-4.15.1-23.p03.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/rpm-help-4.15.1-23.p03.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/rpm-libs-4.15.1-23.p03.ky10.aarch64.rpm rpm(x86_64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/python3-rpm-4.15.1-23.p03.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/rpm-4.15.1-23.p03.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/rpm-build-4.15.1-23.p03.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/rpm-devel-4.15.1-23.p03.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/rpm-help-4.15.1-23.p03.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/rpm-libs-4.15.1-23.p03.ky10.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