1. 修復的CVE CVE-2022-43680 libexpat是一款使用C語言編寫的流式XML解析器。 libexpat 2.4.9版本及之前版本存在資源管理錯誤漏洞，該漏洞源于在內存不足的情況下，過度破壞XML_ExternalEntityParserCreate中的共享DTD而導致內存釋放后重用。 2. 受影響的操作系統及軟件包 ·銀河麒麟桌面操作系統V10 SP1 x86_64 架構： expat、libexpat1 arm64 架構： expat、libexpat1 mips64el 架構： expat、libexpat1 loongarch64 架構： expat、libexpat1 3. 軟件包修復版本 ·銀河麒麟桌面操作系統V10 SP1 2.2.9-1kylin0.6 4. 修復方法 方法一：升級安裝 執行更新命令進行升級 $sudo apt update $sudo apt install expat 方法二：下載軟件包進行升級安裝 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升級相關的組件包。 $sudo dpkg -i /Path1/Package1 /Path2/Package2 /Path3/Package3…… 注：Path 指軟件包下載到本地的路徑，Package指下載的軟件包名稱，多個軟件包則以空格分開。 5. 軟件包下載地址 銀河麒麟桌面操作系統V10 SP1 x86_64軟件包下載地址 https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/e/expat/expat_2.2.9-1kylin0.6_amd64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/e/expat/libexpat1_2.2.9-1kylin0.6_amd64.deb arm64軟件包下載地址 https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/e/expat/expat_2.2.9-1kylin0.6_arm64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/e/expat/libexpat1_2.2.9-1kylin0.6_arm64.deb mips64el軟件包下載地址 https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/e/expat/expat_2.2.9-1kylin0.6_mips64el.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/e/expat/libexpat1_2.2.9-1kylin0.6_mips64el.deb loongarch64軟件包下載地址 https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/e/expat/expat_2.2.9-1kylin0.6_loongarch64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/e/expat/libexpat1_2.2.9-1kylin0.6_loongarch64.deb 6. 修復驗證 使用軟件包查詢命令，查看相關的軟件包版本大于或等于修復版本則成功修復。 $sudo dpkg -l |grep Package 注：Package為軟件包包名。