CVE:CVE-2014-8160
CNNVD:CNNVD-201503-002
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。NFSv4 implementation是其中的一个分布式文件系统协议。
Linux kernel 3.18之前版本的net/netfilter/nf_conntrack_proto_generic.c文件中存在安全漏洞，该漏洞源于程序处理SCTP、DCCP、GRE和UDP-Lite协议的iptable防火墙规则设置时，生成错误的conntrack条目。远程攻击者可借助带有禁用端口号的数据包利用该漏洞绕过既定的访问限制。
solution:Upgrade linux linux_kernel to a higher version than 3.18,and avoid the version (,3.18); Upgrade opensuse opensuse to a higher version than 13.1,and avoid the version 13.1; Upgrade suse linux_enterprise_desktop to a higher version than 12,and avoid the version 12; Upgrade suse linux_enterprise_real_time_extension to a higher version than 11:sp3,and avoid the version 11:sp3; Upgrade suse linux_enterprise_server to a higher version than 11:sp1,12,and avoid the version 11:sp1,12; Upgrade suse linux_enterprise_software_development_kit to a higher version than 12,and avoid the version 12; Upgrade suse linux_enterprise_workstation_extension to a higher version than 12,and avoid the version 12; Upgrade redhat enterprise_linux_desktop to a higher version than 6.0,7.0,and avoid the version 6.0,7.0; Upgrade redhat enterprise_linux_server to a higher version than 6.0,7.0,and avoid the version 6.0,7.0; Upgrade redhat enterprise_linux_server_aus to a higher version than 6.5,6.6,7.3,7.6,and avoid the version 6.5,6.6,7.3,7.6; Upgrade redhat enterprise_linux_server_eus to a higher version than 6.5,6.6,7.3,7.4,7.5,7.6,7.7,and avoid the version 6.5,6.6,7.3,7.4,7.5,7.6,7.7; Upgrade redhat enterprise_linux_server_tus to a higher version than 6.5,6.6,7.6,7.7,and avoid the version 6.5,6.6,7.6,7.7; Upgrade redhat enterprise_linux_workstation to a higher version than 6.0,7.0,and avoid the version 6.0,7.0; Upgrade debian debian_linux to a higher version than 7.0,8.0,and avoid the version 7.0,8.0; Upgrade canonical ubuntu_linux to a higher version than 12.04,14.04,14.10,and avoid the version 12.04,14.04,14.10