1. 修復的CVE CVE-2021-28041 OpenSSH（OpenBSD Secure Shell）是OpenBSD計劃組的一套用于安全訪問遠程計算機的連接工具。該工具是SSH協議的開源實現，支持對所有的傳輸進行加密，可有效阻止竊聽、連接劫持以及其他網絡級的攻擊。OpenSSH 8.5 版本之前存在資源管理錯誤漏洞，攻擊者可利用該漏洞在遺留操作系統上不受約束的代理套接字訪問。 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： openssh-client、openssh-server、openssh-sftp-server、openssh-tests、ssh-askpass-gnome、ssh arm64 架構： openssh-client、openssh-server、openssh-sftp-server、openssh-tests、ssh-askpass-gnome、ssh mips64el 架構： openssh-client、openssh-server、openssh-sftp-server、openssh-tests、ssh-askpass-gnome、ssh loongarch64 架構： openssh-client、openssh-server、openssh-sftp-server、openssh-tests、ssh-askpass-gnome、ssh 3. 軟件包修復版本 ·銀河麒麟桌面操作系統V10 SP1 1:8.2p1-4kylin3 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 openssh-client 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/o/openssh/openssh-client_8.2p1-4kylin3_amd64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-server_8.2p1-4kylin3_amd64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-sftp-server_8.2p1-4kylin3_amd64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-tests_8.2p1-4kylin3_amd64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/ssh-askpass-gnome_8.2p1-4kylin3_amd64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/ssh_8.2p1-4kylin3_all.deb arm64軟件包下載地址 https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-client_8.2p1-4kylin3_arm64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-server_8.2p1-4kylin3_arm64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-sftp-server_8.2p1-4kylin3_arm64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-tests_8.2p1-4kylin3_arm64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/ssh-askpass-gnome_8.2p1-4kylin3_arm64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/ssh_8.2p1-4kylin3_all.deb mips64el軟件包下載地址 https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-client_8.2p1-4kylin3_mips64el.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-server_8.2p1-4kylin3_mips64el.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-sftp-server_8.2p1-4kylin3_mips64el.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-tests_8.2p1-4kylin3_mips64el.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/ssh-askpass-gnome_8.2p1-4kylin3_mips64el.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/ssh_8.2p1-4kylin3_all.deb loongarch64軟件包下載地址 https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-client_8.2p1-4kylin3_loongarch64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-server_8.2p1-4kylin3_loongarch64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-sftp-server_8.2p1-4kylin3_loongarch64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/openssh-tests_8.2p1-4kylin3_loongarch64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/ssh-askpass-gnome_8.2p1-4kylin3_loongarch64.deb https://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/o/openssh/ssh_8.2p1-4kylin3_all.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。