1.修復的漏洞 ·CVE-2023-52426 描述：如果XML_DTD在編譯時未定義，libexpat到2.5.0允許遞歸XML實體擴展。 ·CVE-2024-28757 描述：在libexpat中發現XML實體擴展缺陷。此漏洞允許攻擊者在孤立使用外部解析器時導致拒絕服務。 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: expat-devel、expat-help、expat ·x86_64架構: expat-devel、expat-help、expat ·mips64el架構: expat-devel、expat-help、expat ·銀河麒麟高級服務器操作系統 V10 SP2 ·aarch64架構: expat-help、expat-devel、expat ·x86_64架構: expat-help、expat-devel、expat ·銀河麒麟高級服務器操作系統 V10 SP3 ·aarch64架構: expat-devel、expat-help、expat ·x86_64架構: expat-help、expat-devel、expat ·銀河麒麟高級服務器操作系統（Host版）V10 ·aarch64架構: expat-help、expat-devel、expat ·x86_64架構: expat-devel、expat-help、expat ·銀河麒麟高級服務器操作系統 V10 SP3 2309b ·aarch64架構: expat-help、expat-devel、expat 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、mips64el) expat-help-2.2.9-11.ky10或以上版本 expat-2.2.9-11.ky10或以上版本 expat-devel-2.2.9-11.ky10或以上版本 ·銀河麒麟高級服務器操作系統 V10 SP2 (aarch64、x86_64) expat-help-2.2.9-11.ky10或以上版本 expat-2.2.9-11.ky10或以上版本 expat-devel-2.2.9-11.ky10或以上版本 ·銀河麒麟高級服務器操作系統 V10 SP3 (aarch64、x86_64) expat-help-2.2.9-11.ky10或以上版本 expat-2.2.9-11.ky10或以上版本 expat-devel-2.2.9-11.ky10或以上版本 ·銀河麒麟高級服務器操作系統（Host版）V10 (aarch64、x86_64) expat-help-2.2.9-11.ky10或以上版本 expat-2.2.9-11.ky10或以上版本 expat-devel-2.2.9-11.ky10或以上版本 ·銀河麒麟高級服務器操作系統 V10 SP3 2309b (aarch64) expat-help-2.2.9-11.ky10或以上版本 expat-2.2.9-11.ky10或以上版本 expat-devel-2.2.9-11.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/ mips64el:https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/mips64el/ 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/ 銀河麒麟高級服務器操作系統 V10 SP3 aarch64:https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/updates/aarch64/ x86_64:https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/updates/x86_64/ 銀河麒麟高級服務器操作系統（Host版）V10 aarch64:https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/ x86_64:https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/ 銀河麒麟高級服務器操作系統 V10 SP3 2309b aarch64:https://update.cs2c.com.cn/NS/V10/2309B/os/adv/lic/updates/aarch64/ 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-2023-52426:無需重啟操作系統與服務即可使漏洞修復生效。 CVE-2024-28757: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 expat(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/aarch64/Packages/expat-2.2.9-11.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/aarch64/Packages/expat-help-2.2.9-11.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/aarch64/Packages/expat-devel-2.2.9-11.ky10.aarch64.rpm expat(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/expat-2.2.9-11.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/x86_64/Packages/expat-help-2.2.9-11.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/x86_64/Packages/expat-devel-2.2.9-11.ky10.x86_64.rpm expat(mips64el)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/mips64el/Packages/expat-help-2.2.9-11.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/mips64el/Packages/expat-2.2.9-11.ky10.mips64el.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/mips64el/Packages/expat-devel-2.2.9-11.ky10.mips64el.rpm ·銀河麒麟高級服務器操作系統 V10 SP2 expat(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/expat-2.2.9-11.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/expat-devel-2.2.9-11.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/expat-help-2.2.9-11.ky10.noarch.rpm expat(x86_64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/expat-devel-2.2.9-11.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/expat-2.2.9-11.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/expat-help-2.2.9-11.ky10.noarch.rpm ·銀河麒麟高級服務器操作系統 V10 SP3 expat(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/updates/aarch64/Packages/expat-help-2.2.9-11.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/updates/aarch64/Packages/expat-2.2.9-11.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/updates/aarch64/Packages/expat-devel-2.2.9-11.ky10.aarch64.rpm expat(x86_64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/updates/x86_64/Packages/expat-devel-2.2.9-11.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/updates/x86_64/Packages/expat-2.2.9-11.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/updates/x86_64/Packages/expat-help-2.2.9-11.ky10.noarch.rpm ·銀河麒麟高級服務器操作系統（Host版）V10 expat(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/expat-devel-2.2.9-11.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/expat-2.2.9-11.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/expat-help-2.2.9-11.ky10.noarch.rpm expat(x86_64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/expat-help-2.2.9-11.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/expat-2.2.9-11.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/expat-devel-2.2.9-11.ky10.x86_64.rpm ·銀河麒麟高級服務器操作系統 V10 SP3 2309b expat(aarch64)軟件包下載地址: https://update.cs2c.com.cn/NS/V10/2309B/os/adv/lic/updates/aarch64/Packages/expat-devel-2.2.9-11.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/2309B/os/adv/lic/updates/aarch64/Packages/expat-help-2.2.9-11.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/2309B/os/adv/lic/updates/aarch64/Packages/expat-2.2.9-11.ky10.aarch64.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