CVE:CVE-2018-16871
CNNVD:CNNVD-201906-051
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。
Linux kernel 3.x所有版本和4.x版本至4.20之前版本存在代码问题漏洞。攻击者利用该漏洞可以使用无效的NFS序列触发空指针取消引用，从而导致机器崩溃并拒绝访问NFS服务器。
solution:Upgrade linux linux_kernel to a higher version than 4.20,and avoid the version [3.0,4.20]; Upgrade redhat developer_tools to a higher version than 1.0,and avoid the version 1.0; Upgrade redhat mrg_realtime to a higher version than 2.0,and avoid the version 2.0; Upgrade redhat enterprise_linux to a higher version than 7.0,and avoid the version 7.0; 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 7.4,and avoid the version 7.4; 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 7.4,7.6,and avoid the version 7.4,7.6; Upgrade redhat enterprise_linux_server_eus to a higher version than 7.6,and avoid the version 7.6; Upgrade redhat enterprise_linux_server_tus to a higher version than 7.4,7.6,and avoid the version 7.4,7.6; Upgrade redhat enterprise_linux_workstation to a higher version than 7.0,and avoid the version 7.0; Upgrade netapp cloud_backup to a higher version than -; Upgrade netapp h410c_firmware to a higher version than -; Upgrade netapp h300s_firmware to a higher version than -; Upgrade netapp h500s_firmware to a higher version than -; Upgrade netapp h700s_firmware to a higher version than -; Upgrade netapp h300e_firmware to a higher version than -; Upgrade netapp h500e_firmware to a higher version than -; Upgrade netapp h700e_firmware to a higher version than -; Upgrade netapp h410s_firmware to a higher version than -