1.修復(fù)的CVE

CVE-2021-44225

描述：Keepalived是Keepalived組織的一套使用C語言編寫的路由軟件。該軟件主要用于負(fù)載均衡和故障檢測等。Keepalived存在安全漏洞，該漏洞源于D-Bus 策略沒有充分限制消息目的地，允許任何用戶檢查和操作任何屬性。這會在某些情況下導(dǎo)致訪問控制繞過，其中不相關(guān)的 D-Bus 系統(tǒng)服務(wù)具有可設(shè)置（可寫）屬性。

2.影響的操作系統(tǒng)及修復(fù)版本

·銀河麒麟高級服務(wù)器操作系統(tǒng) V10 SP2

debug/keepalived-debuginfo-2.0.20-19.ky10

keepalived-2.0.20-19.ky10

keepalived-help-2.0.20-19.ky10

3.受影響的軟件包

·銀河麒麟高級服務(wù)器操作系統(tǒng) V10 SP2

aarch64:debug/keepalived-debuginfo、keepalived、keepalived-help、

x86_64:debug/keepalived-debuginfo、keepalived、keepalived-help、

4.修復(fù)方法

方法一：配置源進(jìn)行升級安裝

1.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：

銀河麒麟高級服務(wù)器操作系統(tǒng) 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(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

5.軟件包下載地址：

·銀河麒麟高級服務(wù)器操作系統(tǒng) V10 SP2

 keepalived aarch64軟件包下載地址:

https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/debug/keepalived-debuginfo-2.0.20-19.ky10.aarch64.rpm

https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/keepalived-2.0.20-19.ky10.aarch64.rpm

https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/keepalived-help-2.0.20-19.ky10.noarch.rpm

 keepalived x86_64軟件包下載地址:

https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/debug/keepalived-debuginfo-2.0.20-19.ky10.x86_64.rpm

https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/keepalived-2.0.20-19.ky10.x86_64.rpm

https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/keepalived-help-2.0.20-19.ky10.noarch.rpm

注：其他相關(guān)依賴包請到相同目錄下載