CVE:CVE-2018-15688
CNNVD:CNNVD-201810-1302
systemd是德国Lennart Poettering软件开发者的一款基于Linux的系统和服务管理器。该产品兼容了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 239及之前版本中的dhcp6客户端存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
solution:Upgrade systemd_project systemd to a higher version than 239,and avoid the version (,239]; Upgrade debian debian_linux to a higher version than 8.0,and avoid the version 8.0; Upgrade canonical ubuntu_linux to a higher version than 16.04,18.04,18.10,and avoid the version 16.04,18.04,18.10; Upgrade redhat enterprise_linux_desktop 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_server_aus to a higher version than 7.6,and avoid the version 7.6; Upgrade redhat enterprise_linux_server_eus to a higher version than 7.6,and avoid the version 7.6; Upgrade redhat enterprise_linux_server_tus to a higher version than 7.6,and avoid the version 7.6; Upgrade redhat enterprise_linux_workstation to a higher version than 7.0,and avoid the version 7.0