CVE:CVE-2014-4027
CNNVD:CNNVD-201406-527
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 3.14及之前版本的drivers/target/target_core_rd.c文件中的‘rd_build_device_space’函数存在安全漏洞，该漏洞源于程序没有正确初始化数据结构。本地攻击者可借助SCSI启动程序的访问权限利用该漏洞获取ramdisk_mcp内存的敏感信息。
solution:Upgrade linux linux_kernel to a higher version than 3.14,and avoid the version (,3.14); Upgrade redhat enterprise_linux to a higher version than 6.0,and avoid the version 6.0; Upgrade canonical ubuntu_linux to a higher version than 12.04,and avoid the version 12.04; Upgrade suse linux_enterprise_desktop to a higher version than 11:sp3,and avoid the version 11:sp3; Upgrade suse linux_enterprise_high_availability_extension to a higher version than 11:sp3,and avoid the version 11:sp3; 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:sp3,and avoid the version 11:sp3; Upgrade f5 big-ip_access_policy_manager to a higher version than 11.6.0,12.0.0,and avoid the version [11.1.0,11.6.0],12.0.0; Upgrade f5 big-ip_advanced_firewall_manager to a higher version than 11.6.0,12.0.0,and avoid the version [11.3.0,11.6.0],12.0.0; Upgrade f5 big-ip_analytics to a higher version than 11.6.0,12.0.0,and avoid the version [11.1.0,11.6.0],12.0.0; Upgrade f5 big-ip_application_acceleration_manager to a higher version than 11.6.0,12.0.0,and avoid the version [11.4.0,11.6.0],12.0.0; Upgrade f5 big-ip_application_security_manager to a higher version than 11.6.0,12.0.0,and avoid the version [11.1.0,11.6.0],12.0.0; Upgrade f5 big-ip_domain_name_system to a higher version than 12.0.0,and avoid the version 12.0.0; Upgrade f5 big-ip_edge_gateway to a higher version than 11.3.0,and avoid the version [11.1.0,11.3.0]; Upgrade f5 big-ip_global_traffic_manager to a higher version than 11.6.0,and avoid the version [11.1.0,11.6.0]; Upgrade f5 big-ip_link_controller to a higher version than 11.6.0,12.0.0,and avoid the version [11.1.0,11.6.0],12.0.0; Upgrade f5 big-ip_local_traffic_manager to a higher version than 11.6.0,12.0.0,and avoid the version [11.1.0,11.6.0],12.0.0; Upgrade f5 big-ip_policy_enforcement_manager to a higher version than 11.6.0,12.0.0,and avoid the version [11.3.0,11.6.0],12.0.0; Upgrade f5 big-ip_protocol_security_module to a higher version than 11.4.1,and avoid the version [11.1.0,11.4.1]; Upgrade f5 big-ip_wan_optimization_manager to a higher version than 11.3.0,and avoid the version [11.1.0,11.3.0]; Upgrade f5 big-ip_webaccelerator to a higher version than 11.3.0,and avoid the version [11.1.0,11.3.0]; Upgrade f5 big-iq_application_delivery_controller to a higher version than 4.5.0,and avoid the version 4.5.0; Upgrade f5 big-iq_cloud to a higher version than 4.5.0,and avoid the version [4.0.0,4.5.0]; Upgrade f5 big-iq_device to a higher version than 4.5.0,and avoid the version [4.2.0,4.5.0]; Upgrade f5 big-iq_security to a higher version than 4.5.0,and avoid the version [4.0.0,4.5.0]; Upgrade f5 enterprise_manager to a higher version than 3.1.1,and avoid the version [3.0.0,3.1.1]