CVE:CVE-2019-7664
CNNVD:CNNVD-201902-191
elfutils是一套用于读取、创建和修改ELF二进制文件的实用程序和库的集合。libelf是一个用于解析ELF格式的二进制文件并与之交互的库。
elfutils 0.175版本中的libelf/note_xlate.h文件的‘elf_cvt_note’函数存在缓冲区错误漏洞。攻击者可借助特制的elf输入利用该漏洞造成拒绝服务（段错误和程序崩溃）。
solution:Upgrade elfutils_project elfutils to a higher version than 0.175,and avoid the version 0.175; Upgrade redhat enterprise_linux to a higher version than 8.0,and avoid the version 8.0; Upgrade redhat enterprise_linux_desktop to a higher version than 7.0,and avoid the version 7.0; Upgrade redhat enterprise_linux_eus to a higher version than 8.1,8.2,8.4,8.6,and avoid the version 8.1,8.2,8.4,8.6; 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 8.2,8.4,8.6,and avoid the version 8.2,8.4,8.6; Upgrade redhat enterprise_linux_server_tus to a higher version than 8.2,8.4,8.6,and avoid the version 8.2,8.4,8.6; Upgrade redhat enterprise_linux_workstation to a higher version than 7.0,and avoid the version 7.0