CVE:CVE-2016-4482
CNNVD:CNNVD-201605-105
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 4.6及之前版本的drivers/usb/core/devio.c文件中的‘proc_connectinfo’函数存在安全漏洞，该漏洞源于程序没有初始化特定的数据结构体。本地攻击者可借助特制的USBDEVFS_CONNECTINFO ioctl调用利用该漏洞获取内核栈内存中的敏感信息。
solution:Upgrade canonical ubuntu_linux to a higher version than 12.04,14.04,15.10,16.04,and avoid the version 12.04,14.04,15.10,16.04; Upgrade linux linux_kernel to a higher version than 4.6,and avoid the version (,4.6]; Upgrade novell suse_linux_enterprise_debuginfo to a higher version than 11.0:sp4,and avoid the version 11.0:sp4; Upgrade novell suse_linux_enterprise_desktop to a higher version than 12.0,12.0:sp1,and avoid the version 12.0,12.0: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 12.0,and avoid the version 12.0; Upgrade novell suse_linux_enterprise_real_time_extension to a higher version than 12.0:sp1,and avoid the version 12.0:sp1; Upgrade novell suse_linux_enterprise_server to a higher version than 11.0:extra,11.0:sp4,12.0,12.0:sp1,and avoid the version 11.0:extra,11.0:sp4,12.0,12.0:sp1; Upgrade novell suse_linux_enterprise_software_development_kit to a higher version than 11.0:sp4,12.0,12.0:sp1,and avoid the version 11.0:sp4,12.0,12.0: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 fedoraproject fedora to a higher version than 24,and avoid the version 24