1. 修复的CVE CVE-2022-0336 Samba是用于 Linux 和 Unix 的标准 Windows 互操作性程序套件。Samba 中存在数据伪造问题漏洞，该漏洞源于产品的vfs_fruit模块未能正确处理内存操作。攻击者可通过该漏洞导致拒绝服务。 CVE-2021-43566 Samba是用于 Linux 和 Unix 的标准 Windows 互操作性程序套件。Samba file server 存在竞争条件问题漏洞，该漏洞源于创建目录时的符号链接竞争条件而存在的。 远程认证用户可以使用 SMB1 或 NFS 符号链接竞争在共享定义之外的 Unix 文件系统上创建目录。 该漏洞允许远程用户绕过实施的安全限制。 CVE-2021-44142 Samba是用于 Linux 和 Unix 的标准 Windows 互操作性程序套件。Samba 存在安全漏洞，该漏洞源于在将用户提供的数据复制到固定长度的基于堆的缓冲区之前缺乏对长度的正确验证。攻击者可以利用此漏洞在 root 环境中执行代码。 2. 受影响的操作系统及软件包 ·银河麒麟桌面操作系统V10 SP1 x86_64 架构： ctdb、libnss-winbind、libpam-winbind、libsmbclient、libwbclient0、python3-samba、registry-tools、samba-common-bin、samba-common、samba-dsdb-modules、samba-libs、samba-testsuite、samba-vfs-modules、samba、smbclient、winbind arm64 架构： ctdb、libnss-winbind、libpam-winbind、libsmbclient、libwbclient0、python3-samba、registry-tools、samba-common-bin、samba-common、samba-dsdb-modules、samba-libs、samba-testsuite、samba-vfs-modules、samba、smbclient、winbind mips64el 架构： ctdb、libnss-winbind、libpam-winbind、libsmbclient、libwbclient0、python3-samba、registry-tools、samba-common-bin、samba-common、samba-dsdb-modules、samba-libs、samba-testsuite、samba-vfs-modules、samba、smbclient、winbind loongarch64 架构： ctdb、libnss-winbind、libpam-winbind、libsmbclient、libwbclient0、python3-samba、registry-tools、samba-common-bin、samba-common、samba-dsdb-modules、samba-libs、samba-testsuite、samba-vfs-modules、samba、smbclient、winbind 3. 软件包修复版本 ·银河麒麟桌面操作系统V10 SP1 4.13.17~dfsg-0kylin0.21.04.1k1 4. 修复方法 方法一：升级安装 执行更新命令进行升级 $sudo apt update $sudo apt install samba 方法二：下载软件包进行升级安装 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升级相关的组件包。 $sudo dpkg -i /Path1/Package1 /Path2/Package2 /Path3/Package3…… 注：Path 指软件包下载到本地的路径，Package指下载的软件包名称，多个软件包则以空格分开。 5. 软件包下载地址 银河麒麟桌面操作系统V10 SP1 x86_64软件包下载地址 http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/s/samba/ctdb_4.13.17~dfsg-0kylin0.21.04.1k1_amd64.deb http://archive.kylinos.cn/kylin/KYLIN-ALL/pool/main/s/samba/libnss-winbind_4.13.17~dfsg-0kylin0.21.04.1k1_amd64.deb 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