CVE:CVE-2018-20097
CNNVD:CNNVD-201812-639
Exiv2是软件开发者Andreas Huggel所研发的一套用于管理图像元数据的C++库和命令行应用程序，它提供了读取和写入EXIF、IPTC和XMP多种格式的图像元数据。
Exiv2 0.27-RC3版本中的tiffimage_int.cpp文件的‘Exiv2::Internal::TiffParserWorker::findPrimaryGroups’函数存在安全漏洞。远程攻击者可借助特制的输入利用该漏洞造成拒绝服务（段错误）。
solution:Upgrade exiv2 exiv2 to a higher version than 0.27:rc3,and avoid the version 0.27:rc3; Upgrade debian debian_linux to a higher version than 8.0,10.0,and avoid the version 8.0,10.0; Upgrade fedoraproject fedora to a higher version than 30,and avoid the version 30; Upgrade redhat enterprise_linux_dekstop 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