1.修復的漏洞 ·CVE-2024-37370 描述：在1.21.3之前的MIT Kerberos 5（又名krb5）中，攻擊者可以修改機密GSS krb5包裝令牌的明文Extra Count字段，導致未包裝的令牌在應用程序中顯示為截斷。 ·CVE-2024-37371 描述：MIT Kerberos 5 (krb5) 中存在安全漏洞。攻擊者利用該漏洞可以通過發送帶有無效長度字段的消息令牌，在 GSS 消息令牌處理期間導致無效內存讀取。 2.受影響的軟件包 ·中標麒麟高級服務器操作系統 V7 ·aarch64架構: krb5-pkinit、krb5-devel、libkadm5、krb5-server-ldap、krb5-server、krb5-libs、krb5-workstation ·x86_64架構: krb5-pkinit、krb5-devel、libkadm5、krb5-server、krb5-server-ldap、krb5-libs、krb5-workstation ·銀河麒麟高級服務器操作系統 V10 ·aarch64架構: krb5-pkinit、krb5-devel、libkadm5、krb5-server、krb5-server-ldap、krb5-libs、krb5-workstation ·x86_64架構: krb5-pkinit、krb5-devel、libkadm5、krb5-server、krb5-server-ldap、krb5-libs、krb5-workstation 3.軟件包修復版本 ·中標麒麟高級服務器操作系統 V7 (aarch64、x86_64) libkadm5-1.15.1-55.el7_9.2.ns7.01或以上版本 krb5-pkinit-1.15.1-55.el7_9.2.ns7.01或以上版本 krb5-server-1.15.1-55.el7_9.2.ns7.01或以上版本 krb5-libs-1.15.1-55.el7_9.2.ns7.01或以上版本 krb5-workstation-1.15.1-55.el7_9.2.ns7.01或以上版本 krb5-devel-1.15.1-55.el7_9.2.ns7.01或以上版本 krb5-server-ldap-1.15.1-55.el7_9.2.ns7.01或以上版本 ·銀河麒麟高級服務器操作系統 V10 (aarch64、x86_64) libkadm5-1.15.1-55.el7_9.2.ns7.01或以上版本 krb5-pkinit-1.15.1-55.el7_9.2.ns7.01或以上版本 krb5-server-1.15.1-55.el7_9.2.ns7.01或以上版本 krb5-libs-1.15.1-55.el7_9.2.ns7.01或以上版本 krb5-workstation-1.15.1-55.el7_9.2.ns7.01或以上版本 krb5-devel-1.15.1-55.el7_9.2.ns7.01或以上版本 krb5-server-ldap-1.15.1-55.el7_9.2.ns7.01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： 中標麒麟高級服務器操作系統 V7 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/ 銀河麒麟高級服務器操作系統 V10 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/ 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-2024-37370:無需重啟操作系統與服務即可使漏洞修復生效。 CVE-2024-37371: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 ·中標麒麟高級服務器操作系統 V7 krb5(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/libkadm5-1.15.1-55.el7_9.2.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/krb5-server-ldap-1.15.1-55.el7_9.2.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/krb5-pkinit-1.15.1-55.el7_9.2.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/krb5-devel-1.15.1-55.el7_9.2.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/krb5-libs-1.15.1-55.el7_9.2.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/krb5-workstation-1.15.1-55.el7_9.2.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/krb5-server-1.15.1-55.el7_9.2.ns7.01.aarch64.rpm krb5(x86_64)軟件包下載地址: https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/krb5-server-1.15.1-55.el7_9.2.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/krb5-libs-1.15.1-55.el7_9.2.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/krb5-devel-1.15.1-55.el7_9.2.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/krb5-workstation-1.15.1-55.el7_9.2.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/krb5-server-ldap-1.15.1-55.el7_9.2.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/libkadm5-1.15.1-55.el7_9.2.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/krb5-server-1.15.1-55.el7_9.2.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/krb5-libs-1.15.1-55.el7_9.2.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/libkadm5-1.15.1-55.el7_9.2.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/krb5-server-ldap-1.15.1-55.el7_9.2.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/krb5-devel-1.15.1-55.el7_9.2.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/krb5-pkinit-1.15.1-55.el7_9.2.ns7.01.x86_64.rpm ·銀河麒麟高級服務器操作系統 V10 krb5(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/krb5-devel-1.15.1-55.el7_9.2.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/krb5-pkinit-1.15.1-55.el7_9.2.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/krb5-libs-1.15.1-55.el7_9.2.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/krb5-server-1.15.1-55.el7_9.2.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/krb5-server-ldap-1.15.1-55.el7_9.2.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/krb5-workstation-1.15.1-55.el7_9.2.ns7.01.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/libkadm5-1.15.1-55.el7_9.2.ns7.01.aarch64.rpm krb5(x86_64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/krb5-pkinit-1.15.1-55.el7_9.2.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/krb5-libs-1.15.1-55.el7_9.2.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/krb5-server-1.15.1-55.el7_9.2.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/krb5-server-ldap-1.15.1-55.el7_9.2.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/krb5-server-1.15.1-55.el7_9.2.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/krb5-devel-1.15.1-55.el7_9.2.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/krb5-libs-1.15.1-55.el7_9.2.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/krb5-devel-1.15.1-55.el7_9.2.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/libkadm5-1.15.1-55.el7_9.2.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/krb5-server-ldap-1.15.1-55.el7_9.2.ns7.01.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/libkadm5-1.15.1-55.el7_9.2.ns7.01.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/krb5-workstation-1.15.1-55.el7_9.2.ns7.01.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