1.修复的漏洞 ·CVE-2023-52425 描述：libexpat是一款使用C语言编写的流式XML解析器。 libexpat 2.5.0 版本及之前版本存在安全漏洞，该漏洞源于在需要多次缓冲区填充的大型令牌的情况下，需要进行许多完整的重新解析。 ·CVE-2024-28757 描述：在libexpat中发现XML实体扩展缺陷。此漏洞允许攻击者在孤立使用外部解析器时导致拒绝服务。 2.受影响的软件包 ·银河麒麟高级服务器操作系统 V10 SP1 ·mips64el架构: expat-help、expat、expat-devel ·银河麒麟高级服务器操作系统 V10 SP2 ·aarch64架构: expat-help、expat、expat-devel ·x86_64架构: expat-help、expat、expat-devel ·银河麒麟高级服务器操作系统 V10 SP3 ·aarch64架构: expat-help、expat、expat-devel ·x86_64架构: expat-help、expat、expat-devel ·银河麒麟高级服务器操作系统（Host版）V10 ·aarch64架构: expat-help、expat、expat-devel ·x86_64架构: expat-help、expat、expat-devel ·银河麒麟高级服务器操作系统 V10 SP3 2403 ·aarch64架构: expat-help、expat、expat-devel ·x86_64架构: expat-help、expat、expat-devel ·银河麒麟高级服务器操作系统 V10 SP3 2309b ·aarch64架构: expat-help、expat、expat-devel 3.软件包修复版本 ·银河麒麟高级服务器操作系统 V10 SP1 (mips64el) expat-2.2.9-12.ky10或以上版本 expat-help-2.2.9-12.ky10或以上版本 expat-devel-2.2.9-12.ky10或以上版本 ·银河麒麟高级服务器操作系统 V10 SP2 (aarch64、x86_64) expat-2.2.9-12.ky10或以上版本 expat-help-2.2.9-12.ky10或以上版本 expat-devel-2.2.9-12.ky10或以上版本 ·银河麒麟高级服务器操作系统 V10 SP3 (aarch64、x86_64) expat-2.2.9-12.ky10或以上版本 expat-help-2.2.9-12.ky10或以上版本 expat-devel-2.2.9-12.ky10或以上版本 ·银河麒麟高级服务器操作系统（Host版）V10 (aarch64、x86_64) expat-2.2.9-12.ky10或以上版本 expat-help-2.2.9-12.ky10或以上版本 expat-devel-2.2.9-12.ky10或以上版本 ·银河麒麟高级服务器操作系统 V10 SP3 2403 (aarch64、x86_64) expat-2.2.9-12.ky10或以上版本 expat-help-2.2.9-12.ky10或以上版本 expat-devel-2.2.9-12.ky10或以上版本 ·银河麒麟高级服务器操作系统 V10 SP3 2309b (aarch64) expat-2.2.9-12.ky10或以上版本 expat-help-2.2.9-12.ky10或以上版本 expat-devel-2.2.9-12.ky10或以上版本 4.修复方法 方法一：配置源进行升级安装 1.打开软件包源配置文件，根据仓库地址进行修改。 仓库源地址： 银河麒麟高级服务器操作系统 V10 SP1 mips64el:https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/mips64el/ 银河麒麟高级服务器操作系统 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/ 银河麒麟高级服务器操作系统 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/ 银河麒麟高级服务器操作系统（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/ 银河麒麟高级服务器操作系统 V10 SP3 2403 aarch64:https://update.cs2c.com.cn/NS/V10/V10SP3-2403/os/adv/lic/updates/aarch64/ x86_64:https://update.cs2c.com.cn/NS/V10/V10SP3-2403/os/adv/lic/updates/x86_64/ 银河麒麟高级服务器操作系统 V10 SP3 2309b aarch64:https://update.cs2c.com.cn/NS/V10/2309B/os/adv/lic/updates/aarch64/ 2.配置完成后执行更新命令进行升级，命令如下： yum update Packagename 方法二：下载安装包进行升级安装 通过软件包地址下载软件包，使用软件包升级命令根据受影响的软件包 列表进行升级安装, 命令如下： yum install Packagename 3.升级完成后是否需要重启服务或操作系统： CVE-2023-52425:无需重启操作系统与服务即可使漏洞修复生效。 CVE-2024-28757:无需重启操作系统与服务即可使漏洞修复生效。 5.软件包下载地址 ·银河麒麟高级服务器操作系统 V10 SP1 expat(mips64el)软件包下载地址: https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/mips64el/Packages/expat-help-2.2.9-12.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/mips64el/Packages/expat-devel-2.2.9-12.ky10.mips64el.rpm https://update.cs2c.com.cn/NS/V10/V10SP1.1/os/adv/lic/updates/mips64el/Packages/expat-2.2.9-12.ky10.mips64el.rpm ·银河麒麟高级服务器操作系统 V10 SP2 expat(aarch64)软件包下载地址: https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/expat-help-2.2.9-12.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/expat-devel-2.2.9-12.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/aarch64/Packages/expat-2.2.9-12.ky10.aarch64.rpm expat(x86_64)软件包下载地址: https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/expat-help-2.2.9-12.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/expat-devel-2.2.9-12.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP2/os/adv/lic/updates/x86_64/Packages/expat-2.2.9-12.ky10.x86_64.rpm ·银河麒麟高级服务器操作系统 V10 SP3 expat(aarch64)软件包下载地址: https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/updates/aarch64/Packages/expat-2.2.9-12.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/updates/aarch64/Packages/expat-help-2.2.9-12.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/updates/aarch64/Packages/expat-devel-2.2.9-12.ky10.aarch64.rpm expat(x86_64)软件包下载地址: https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/updates/x86_64/Packages/expat-help-2.2.9-12.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/updates/x86_64/Packages/expat-devel-2.2.9-12.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/updates/x86_64/Packages/expat-2.2.9-12.ky10.x86_64.rpm ·银河麒麟高级服务器操作系统（Host版）V10 expat(aarch64)软件包下载地址: https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/expat-devel-2.2.9-12.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/expat-2.2.9-12.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/aarch64/Packages/expat-help-2.2.9-12.ky10.noarch.rpm expat(x86_64)软件包下载地址: https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/expat-devel-2.2.9-12.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/expat-2.2.9-12.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/HOST/SP3/os/adv/lic/updates/x86_64/Packages/expat-help-2.2.9-12.ky10.noarch.rpm ·银河麒麟高级服务器操作系统 V10 SP3 2403 expat(aarch64)软件包下载地址: https://update.cs2c.com.cn/NS/V10/V10SP3-2403/os/adv/lic/updates/aarch64/Packages/expat-2.2.9-12.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP3-2403/os/adv/lic/updates/aarch64/Packages/expat-help-2.2.9-12.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/V10SP3-2403/os/adv/lic/updates/aarch64/Packages/expat-devel-2.2.9-12.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP3-2403/os/adv/lic/updates/aarch64/Packages/expat-2.2.9-12.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP3-2403/os/adv/lic/updates/aarch64/Packages/expat-devel-2.2.9-12.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/V10SP3-2403/os/adv/lic/updates/aarch64/Packages/expat-help-2.2.9-12.ky10.noarch.rpm expat(x86_64)软件包下载地址: https://update.cs2c.com.cn/NS/V10/V10SP3-2403/os/adv/lic/updates/x86_64/Packages/expat-devel-2.2.9-12.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP3-2403/os/adv/lic/updates/x86_64/Packages/expat-2.2.9-12.ky10.x86_64.rpm https://update.cs2c.com.cn/NS/V10/V10SP3-2403/os/adv/lic/updates/x86_64/Packages/expat-help-2.2.9-12.ky10.noarch.rpm ·银河麒麟高级服务器操作系统 V10 SP3 2309b expat(aarch64)软件包下载地址: https://update.cs2c.com.cn/NS/V10/2309B/os/adv/lic/updates/aarch64/Packages/expat-2.2.9-12.ky10.aarch64.rpm https://update.cs2c.com.cn/NS/V10/2309B/os/adv/lic/updates/aarch64/Packages/expat-help-2.2.9-12.ky10.noarch.rpm https://update.cs2c.com.cn/NS/V10/2309B/os/adv/lic/updates/aarch64/Packages/expat-devel-2.2.9-12.ky10.aarch64.rpm 注：其他相关依赖包请到相同目录下载 6.修复验证 使用软件包查询命令，查看相关软件包版本是否与修复版本一致，如果版本一致，则说明修复成功。 sudo rpm -qa | grep Packagename