1.修復(fù)的CVE ·CVE-2019-8308 描述：Flatpak是一套用于Linux桌面應(yīng)用計算機環(huán)境的應(yīng)用程序虛擬化系統(tǒng)。 Flatpak 1.0.7之前版本、1.1.x版本和1.2.3之前的1.2.x版本中存在安全漏洞。攻擊者可利用該漏洞修改主機端的可執(zhí)行文件。 ·CVE-2021-21261 描述：Flatpak是一套用于Linux桌面應(yīng)用計算機環(huán)境的應(yīng)用程序虛擬化系統(tǒng)。Flatpak 存在注入漏洞，該漏洞源于flatpak-portal允許沙箱應(yīng)用程序在主機系統(tǒng)上執(zhí)行任意代碼(沙箱逃脫)。 ·CVE-2021-21381 描述：Flatpak是一套用于Linux桌面應(yīng)用計算機環(huán)境的應(yīng)用程序虛擬化系統(tǒng)。 Flatpak 存在安全漏洞，攻擊者可利用該漏洞訪問應(yīng)用程序權(quán)限通常不允許的文件。 2.受影響的軟件包 ·中標麒麟高級服務(wù)器操作系統(tǒng) V7 ·aarch64架構(gòu): flatpak、flatpak-builder、flatpak-devel、flatpak-libs ·x86_64架構(gòu): flatpak、flatpak-builder、flatpak-devel、flatpak-libs ·銀河麒麟高級服務(wù)器操作系統(tǒng) V10 ·aarch64架構(gòu): flatpak、flatpak-builder、flatpak-devel、flatpak-libs ·x86_64架構(gòu): flatpak、flatpak-builder、flatpak-devel、flatpak-libs 3.軟件包修復(fù)版本 ·中標麒麟高級服務(wù)器操作系統(tǒng) V7 (aarch64、x86_64) flatpak-1.0.9-11.el7_9或以上版本 flatpak-builder-1.0.0-11.el7_9或以上版本 flatpak-devel-1.0.9-11.el7_9或以上版本 flatpak-libs-1.0.9-11.el7_9或以上版本 ·銀河麒麟高級服務(wù)器操作系統(tǒng) V10 (aarch64、x86_64) flatpak-1.0.9-11.el7_9或以上版本 flatpak-builder-1.0.0-11.el7_9或以上版本 flatpak-devel-1.0.9-11.el7_9或以上版本 flatpak-libs-1.0.9-11.el7_9或以上版本 4.修復(fù)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(jù)倉庫地址進行修改。 倉庫源地址： 中標麒麟高級服務(wù)器操作系統(tǒng) 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(wù)器操作系統(tǒng) 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(zhí)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(jù)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(wù)或操作系統(tǒng)： CVE-2019-8308:無需重啟操作系統(tǒng)與服務(wù)即可使漏洞修復(fù)生效。 CVE-2021-21261:無需重啟操作系統(tǒng)與服務(wù)即可使漏洞修復(fù)生效。 CVE-2021-21381:需要重啟 flatpak 以使漏洞修復(fù)生效。 5.軟件包下載地址 ·中標麒麟高級服務(wù)器操作系統(tǒng) V7 flatpak(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/flatpak-1.0.9-11.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/flatpak-builder-1.0.0-11.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/flatpak-devel-1.0.9-11.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/flatpak-libs-1.0.9-11.el7_9.aarch64.rpm flatpak(x86_64)軟件包下載地址: https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/flatpak-1.0.9-11.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/flatpak-builder-1.0.0-11.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/flatpak-devel-1.0.9-11.el7_9.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/flatpak-devel-1.0.9-11.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/flatpak-libs-1.0.9-11.el7_9.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/flatpak-libs-1.0.9-11.el7_9.x86_64.rpm ·銀河麒麟高級服務(wù)器操作系統(tǒng) V10 flatpak(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/flatpak-1.0.9-11.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/flatpak-builder-1.0.0-11.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/flatpak-devel-1.0.9-11.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/flatpak-libs-1.0.9-11.el7_9.aarch64.rpm flatpak(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/flatpak-1.0.9-11.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/flatpak-builder-1.0.0-11.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/flatpak-devel-1.0.9-11.el7_9.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/flatpak-devel-1.0.9-11.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/flatpak-libs-1.0.9-11.el7_9.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/flatpak-libs-1.0.9-11.el7_9.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