CVE:CVE-2019-14850
CNNVD:CNNVD-202004-018
Libguestfs Nbdkit是Libguestfs社区的一个用于创建NBD（访问网络块设备的协议）服务端的应用软件。
nbdkit中存在安全漏洞。攻击者可利用该漏洞导致资源消耗和造成服务降级。
solution:Upgrade nbdkit_project nbdkit to a higher version than 1.12.7,1.14.1,1.15.1,and avoid the version (,1.12.7),[1.14.0,1.14.1),[1.15.0,1.15.1); Upgrade redhat virtualization to a higher version than 4.0,and avoid the version 4.0; Upgrade redhat enterprise_linux to a higher version than 8.0,and avoid the version 8.0; Upgrade redhat enterprise_linux_server to a higher version than 7.0,and avoid the version 7.0