Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
kernel/user_namespace.c in the Linux kernel before 3.8.9 does not have appropriate capability requirements for the uid_map and gid_map files, which allows local users to gain privileges by opening a file within an unprivileged process and then modifying the file within a privileged process.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux Kernel 本地提权漏洞
Vulnerability Description
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 3.8.9之前的版本中的kernel/user_namespace.c中存在漏洞，该漏洞源于程序对uid_map和gid_map文件未给予合适的能力要求。本地攻击者可通过在没有特权的进程中打开文件随后在特权的文件中修改文件利用该漏洞获得特权。
CVSS Information
N/A
Vulnerability Type
N/A