Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
arch/x86/entry/entry_64.S in the Linux kernel before 4.1.6 on the x86_64 platform improperly relies on espfix64 during nested NMI processing, which allows local users to gain privileges by triggering an NMI within a certain instruction window.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel‘x86/entry/entry_64.S’权限许可和访问控制漏洞
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。 x86_64平台上的Linux kernel 4.1.5及之前版本的arch/x86/entry/entry_64.S文件中存在安全漏洞，该漏洞源于程序处理嵌套的NMI过程时不正确地使用espfix64功能。本地攻击者可通过触发特定指令窗口中的NMI利用该漏洞获取权限。
CVSS Information
N/A
Vulnerability Type
N/A