1. 修復的CVE CVE-2021-22924 Arch Linux是Arch開源的一個應用系統。一個輕量級且靈活的Linux?發行版，試圖使它保持簡單。Arch Linux中存在信任管理問題漏洞，該漏洞源于產品的配置匹配函數不能正確處理 issuer cert 并且比較路徑時邏輯錯誤。攻擊者可通過該漏洞訪問系統的敏感信息。 以下產品及版本受到影響：libcurl-gnutls 7.78.0-1 之前版本。 CVE-2021-22898 HAXX Haxx libcurl是瑞典HAXX公司的一個免費、開源的客戶端URL傳輸庫。該庫支持FTP、FTPS、TFTP、HTTP等。HAXX libcurl存在信息泄露漏洞，該漏洞源于libcurl可以將未初始化的數據從基于堆棧的緩沖區傳遞到服務器導致使用明文網絡協議將敏感的內部信息泄露給服務。 CVE-2021-22925 Arch Linux是Arch開源的一個應用系統。一個輕量級且靈活的Linux?發行版，試圖使它保持簡單。Arch Linux中存在安全漏洞，該漏洞源于處理TELNET請求并解析NEW_ENV時使用了未初始化的變量，遠程攻擊者可以利用該漏最多讀取1800字節的影響控制TELNET服務器。 受影響的產品及版本包括：Arch Linux：所有版本 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 curl libcurl3-gnutls libcurl3-nss libcurl4 libcurl4-doc libcurl4-gnutls-dev libcurl4-nss-dev libcurl4-openssl-dev 3. 軟件包修復版本 軟件包：curl 7.68.0-1kylin2.6(V10 SP1) 4. 修復方法 方法一：配置源進行升級安裝 打開軟件包源配置文件，根據倉庫地址進行修改。 4.0.2-sp1: http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp1-desktop main restricted universe multiverse 4.0.2-sp2: http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp2-desktop main restricted universe multiverse 4.0.2-sp3: http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp3-desktop main restricted universe multiverse 4.0.2-sp4: http://archive.kylinos.cn/kylin/KYLIN-ALL 4.0.2sp4-desktop main restricted universe multiverse 10.0: http://archive.kylinos.cn/kylin/KYLIN-ALL 10.0 main restricted universe multiverse 10.0 SP1: http://archive.kylinos.cn/kylin/KYLIN-ALL 10.1 main restricted universe multiverse 配置完成后執行更新命令進行升級 $sudo apt update 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組件包列表 升級相關的組件包。 #dpkg -i Packagelists 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 http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4-gnutls-dev_7.68.0-1kylin2.6_amd64.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4-openssl-dev_7.68.0-1kylin2.6_amd64.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl3-gnutls_7.68.0-1kylin2.6_amd64.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4-doc_7.68.0-1kylin2.6_all.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl3-nss_7.68.0-1kylin2.6_amd64.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4-nss-dev_7.68.0-1kylin2.6_amd64.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/curl_7.68.0-1kylin2.6_amd64.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4_7.68.0-1kylin2.6_amd64.deb arm64軟件包下載地址 http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4-gnutls-dev_7.68.0-1kylin2.6_arm64.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4-openssl-dev_7.68.0-1kylin2.6_arm64.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl3-gnutls_7.68.0-1kylin2.6_arm64.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4-doc_7.68.0-1kylin2.6_all.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl3-nss_7.68.0-1kylin2.6_arm64.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4-nss-dev_7.68.0-1kylin2.6_arm64.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/curl_7.68.0-1kylin2.6_arm64.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4_7.68.0-1kylin2.6_arm64.deb mips64el軟件包下載地址 http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4-gnutls-dev_7.68.0-1kylin2.6_mips64el.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4-openssl-dev_7.68.0-1kylin2.6_mips64el.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl3-gnutls_7.68.0-1kylin2.6_mips64el.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4-doc_7.68.0-1kylin2.6_all.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl3-nss_7.68.0-1kylin2.6_mips64el.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4-nss-dev_7.68.0-1kylin2.6_mips64el.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/curl_7.68.0-1kylin2.6_mips64el.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/c/curl/libcurl4_7.68.0-1kylin2.6_mips64el.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。