Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The do_double_fault function in arch/x86/kernel/traps.c in the Linux kernel through 3.17.4 does not properly handle faults associated with the Stack Segment (SS) segment register, which allows local users to cause a denial of service (panic) via a modify_ldt system call, as demonstrated by sigreturn_32 in the linux-clock-tests test suite.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel‘espfix64’本地拒绝服务漏洞
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 3.17.4及之前版本的arch/x86/kernel/traps.c文件中‘do_double_fault’函数存在安全漏洞，该漏洞源于程序没有正确处理与Stack Segment(SS)段寄存器相关的错误。本地攻击者可借助modify_ldt系统调用利用该漏洞造成拒绝服务（系统意外终止）。
CVSS Information
N/A
Vulnerability Type
N/A