CVE:CVE-2020-14367
CNNVD:CNNVD-202008-1002
chrony 3.5.1之前版本存在安全漏洞，该漏洞可导致数据丢失或拒绝服务。
solution:Upgrade tuxfamily chrony to a higher version than 3.5.1,and avoid the version (,3.5.1); Upgrade fedoraproject fedora to a higher version than 32,and avoid the version 32; Upgrade canonical ubuntu_linux to a higher version than 18.04,20.04,and avoid the version 18.04,20.04