1.修復(fù)的CVE ·CVE-2022-40674 描述：libexpat是一款使用C語(yǔ)言編寫(xiě)的流式XML解析器。libexpat 2.4.9之前的版本存在安全漏洞，該漏洞源于其xmlparse.c組件中的doContent函數(shù)存在釋放后重用。 2.受影響的軟件包 ·中標(biāo)麒麟高級(jí)服務(wù)器操作系統(tǒng) V7 ·aarch64架構(gòu): expat、expat-devel、expat-static ·x86_64架構(gòu): expat、expat-devel、expat-static ·銀河麒麟高級(jí)服務(wù)器操作系統(tǒng) V10 ·aarch64架構(gòu): expat、expat-devel、expat-static ·x86_64架構(gòu): expat、expat-devel、expat-static 3.軟件包修復(fù)版本 ·中標(biāo)麒麟高級(jí)服務(wù)器操作系統(tǒng) V7 (aarch64、x86_64) expat-2.1.0-15.el7_9或以上版本 expat-devel-2.1.0-15.el7_9或以上版本 expat-static-2.1.0-15.el7_9或以上版本 ·銀河麒麟高級(jí)服務(wù)器操作系統(tǒng) V10 (aarch64、x86_64) expat-2.1.0-15.el7_9或以上版本 expat-devel-2.1.0-15.el7_9或以上版本 expat-static-2.1.0-15.el7_9或以上版本 4.修復(fù)方法 方法一：配置源進(jìn)行升級(jí)安裝 1.打開(kāi)軟件包源配置文件，根據(jù)倉(cāng)庫(kù)地址進(jìn)行修改。 倉(cāng)庫(kù)源地址： 中標(biāo)麒麟高級(jí)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(jí)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(jìn)行升級(jí)，命令如下： yum update Packagename 方法二：下載安裝包進(jìn)行升級(jí)安裝 通過(guò)軟件包地址下載軟件包，使用軟件包升級(jí)命令根據(jù)受影響的軟件包 列表進(jìn)行升級(jí)安裝, 命令如下： yum install Packagename 3.升級(jí)完成后是否需要重啟服務(wù)或操作系統(tǒng)： CVE-2022-40674:無(wú)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(jí)服務(wù)器操作系統(tǒng) V7 expat(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/expat-2.1.0-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/expat-devel-2.1.0-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/aarch64/Packages/expat-static-2.1.0-15.el7_9.aarch64.rpm expat(x86_64)軟件包下載地址: https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/expat-2.1.0-15.el7_9.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/expat-2.1.0-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/expat-devel-2.1.0-15.el7_9.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/expat-devel-2.1.0-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/expat-static-2.1.0-15.el7_9.i686.rpm https://update.cs2c.com.cn/NS/V7/V7Update9/os/adv/lic/updates/x86_64/Packages/expat-static-2.1.0-15.el7_9.x86_64.rpm ·銀河麒麟高級(jí)服務(wù)器操作系統(tǒng) V10 expat(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/expat-2.1.0-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/expat-devel-2.1.0-15.el7_9.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/aarch64/Packages/expat-static-2.1.0-15.el7_9.aarch64.rpm expat(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/expat-2.1.0-15.el7_9.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/expat-2.1.0-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/expat-devel-2.1.0-15.el7_9.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/expat-devel-2.1.0-15.el7_9.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/expat-static-2.1.0-15.el7_9.i686.rpm https://update.cs2c.com.cn/NS/V10/V10-ZJ/os/adv/lic/updates/x86_64/Packages/expat-static-2.1.0-15.el7_9.x86_64.rpm 注：其他相關(guān)依賴(lài)包請(qǐng)到相同目錄下載 6.修復(fù)驗(yàn)證 使用軟件包查詢(xún)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(shuō)明修復(fù)成功。 sudo rpm -qa | grep Packagename