CVE:CVE-2021-38199
CNNVD:CNNVD-202108-762
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 存在安全漏洞，该漏洞源于5.13.4之前版本的Linux内核中的fs/nfs/nfs4client.c 连接设置顺序错误，导致远程NFSv4服务器的操作人员在集群检测时安排这些服务器不可达。攻击者可利用该漏洞造成拒绝服务(挂载)。
solution:Upgrade linux linux_kernel to a higher version than 5.13.4,and avoid the version (,5.13.4); Upgrade netapp hci_bootstrap_os to a higher version than -; Upgrade netapp hci_management_node to a higher version than -; Upgrade netapp solidfire to a higher version than -; Upgrade netapp element_software to a higher version than -; Upgrade debian debian_linux to a higher version than 9.0,11.0,and avoid the version 9.0,11.0