CVE:CVE-2015-8845
CNNVD:CNNVD-201604-305
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。
powerpc平台上的Linux kernel 4.4.1之前版本的arch/powerpc/kernel/process.c文件中的‘tm_reclaim_thread’函数中存在安全漏洞，该漏洞源于程序没有确保在处理tm_reclaim调用前进入TM休眠模式。本地攻击者可借助特制的应用程序利用该漏洞造成拒绝服务（TM Bad Thing异常和系统意外终止）。
solution:Upgrade linux linux_kernel to a higher version than 4.4,and avoid the version (,4.4]; Upgrade suse suse_linux_enterprise_live_patching to a higher version than 12.0,and avoid the version 12.0; Upgrade suse suse_linux_enterprise_module_for_public_cloud to a higher version than 12.0,and avoid the version 12.0; Upgrade suse suse_linux_enterprise_real_time_extension to a higher version than 12:sp1,and avoid the version 12:sp1; Upgrade suse suse_linux_enterprise_software_development_kit to a higher version than 12.0,and avoid the version 12.0; Upgrade suse suse_linux_enterprise_workstation_extension to a higher version than 12.0,and avoid the version 12.0; Upgrade novell suse_linux_enterprise_desktop to a higher version than 12.0,and avoid the version 12.0; Upgrade novell suse_linux_enterprise_server to a higher version than 12.0,and avoid the version 12.0