CVE:CVE-2020-27778
CNNVD:CNNVD-202011-1899
Poppler是一个用于生成PDF的C++类库，该库是从Xpdf（PDF阅读器）继承而来。
poppler 存在缓冲区错误漏洞，该漏洞源于没有正确地处理某些文件。如果用户或自动化系统被诱骗打开精心制作的PDF文件，攻击者可利用该漏洞可能会导致拒绝服务。
solution:Upgrade freedesktop poppler to a higher version than 0.76.0,and avoid the version (,0.76.0); Upgrade redhat enterprise_linux to a higher version than 8.0,and avoid the version 8.0; Upgrade debian debian_linux to a higher version than 10.0,and avoid the version 10.0