CVE:CVE-2016-3951
CNNVD:CNNVD-201604-087
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 4.5之前版本的drivers/net/usb/cdc_ncm.c文件中存在双重释放漏洞。物理位置临近的攻击者可通过插入带有无效USB描述符的USB设备利用该漏洞造成拒绝服务（系统崩溃）。
solution:Upgrade canonical ubuntu_linux to a higher version than 12.04,14.04,15.10,and avoid the version 12.04,14.04,15.10; Upgrade novell suse_linux_enterprise_software_development_kit to a higher version than 12.0:sp1,and avoid the version 12.0:sp1; Upgrade suse suse_linux_enterprise_software_development_kit to a higher version than 12.0,and avoid the version 12.0; Upgrade novell suse_linux_enterprise_desktop to a higher version than 12,12:sp1,and avoid the version 12,12:sp1; Upgrade novell suse_linux_enterprise_live_patching to a higher version than 12.0,and avoid the version 12.0; Upgrade novell suse_linux_enterprise_module_for_public_cloud to a higher version than 12,and avoid the version 12; Upgrade novell suse_linux_enterprise_real_time_extension to a higher version than 12:sp1,and avoid the version 12:sp1; Upgrade novell suse_linux_enterprise_server to a higher version than 12.0,12.0:sp1,and avoid the version 12.0,12.0:sp1; Upgrade novell suse_linux_enterprise_workstation_extension to a higher version than 12.0,12.0:sp1,and avoid the version 12.0,12.0:sp1; Upgrade linux linux_kernel to a higher version than 4.5.0:rc7,and avoid the version 4.5.0:rc7