Vulnerability Information
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
N/A
Vulnerability Description
The aio_mount function in fs/aio.c in the Linux kernel before 4.7.7 does not properly restrict execute access, which makes it easier for local users to bypass intended SELinux W^X policy restrictions, and consequently gain privileges, via an io_setup system call.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel 安全漏洞
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 4.7.7之前的版本中的fs/aio.c文件的‘aio_mount’函数存在安全漏洞，该漏洞源于程序没有正确的限制执行访问权限。本地攻击者可借助io_setup系统调用利用该漏洞绕过既定的SELinux W^X策略限制，获取权限。
CVSS Information
N/A
Vulnerability Type
N/A