漏洞名称:
RHSA-2017:1842: kernel security, bug fix, and enhancement update (Important)
简介:
The pivot_root implementation in fs/namespace.c in the Linux kernel through 3.17 does not properly interact with certain locations of a chroot directory, which allows local users to cause a denial of service (mount-tree loop) via . (dot) values in both arguments to the pivot_root system call.
修复方案:
请登录到服务器上运行以下代码即可。
yum update kernel
yum update kernel-devel
yum update kernel-headers
yum update kernel-tools
yum update kernel-tools-libs
yum update python-perf
