CVE:CVE-2014-9529
CNNVD:CNNVD-201501-114
Linux kernel 3.18.2及之前版本的security/keys/gc.c文件中的‘key_gc_unused_keys’函数存在竞争条件漏洞。本地攻击者可借助‘keyctl’命令利用该漏洞造成拒绝服务（内存损坏或程序意外终止）。
solution:Upgrade linux linux_kernel to a higher version than 3.18.2,and avoid the version (,3.18.2]; 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 6.6,7.3,7.4,7.6,7.7,and avoid the version 6.6,7.3,7.4,7.6,7.7; Upgrade redhat enterprise_linux_server_eus to a higher version than 6.6,7.1,7.2,7.3,7.4,7.5,7.6,7.7,and avoid the version 6.6,7.1,7.2,7.3,7.4,7.5,7.6,7.7; Upgrade redhat enterprise_linux_server_tus to a higher version than 6.6,7.3,7.6,7.7,and avoid the version 6.6,7.3,7.6,7.7; Upgrade redhat enterprise_linux_workstation to a higher version than 6.0,7.0,and avoid the version 6.0,7.0; Upgrade opensuse opensuse to a higher version than 13.1,and avoid the version 13.1; Upgrade fedoraproject fedora to a higher version than 20,21,and avoid the version 20,21; 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 10.04,12.04,14.04,14.10,and avoid the version 10.04,12.04,14.04,14.10