CVE:CVE-2016-7796
CNNVD:CNNVD-201610-311
systemd是德国软件开发者Lennart Poettering和其他人共同研发的一款基于Linux的系统和服务管理器，它兼容了SysV和LSB的启动脚本，且提供了一个用来表示系统服务间依赖关系的框架。
systemd中的‘manager_dispatch_notify_fd’函数存在安全漏洞,该漏洞源于通知套接字接收的长度为零的信息造成返回错误，通知处理器失效。本地攻击者可借助利用该漏洞造成拒绝服务（系统挂起）。以下版本受到影响：systemd 209，213，214，229。
solution:Upgrade systemd_project systemd to a higher version than 209,213,214,229,and avoid the version 209,213,214,229; Upgrade novell suse_linux_enterprise_desktop to a higher version than 12:sp1,and avoid the version 12:sp1; Upgrade novell suse_linux_enterprise_server to a higher version than 12.0,12.0:sp1,and avoid the version 12.0,12.0:sp1; Upgrade novell suse_linux_enterprise_server_for_sap to a higher version than 12.0,and avoid the version 12.0; Upgrade novell suse_linux_enterprise_software_development_kit to a higher version than 12.0:sp1,and avoid the version 12.0:sp1; Upgrade redhat enterprise_linux_desktop to a higher version than 7.0,and avoid the version 7.0; Upgrade redhat enterprise_linux_hpc_node to a higher version than 7.0,and avoid the version 7.0; Upgrade redhat enterprise_linux_server to a higher version than 7.0,and avoid the version 7.0; Upgrade redhat enterprise_linux_workstation to a higher version than 7.0,and avoid the version 7.0