Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The assoc_array_gc function in the associative-array implementation in lib/assoc_array.c in the Linux kernel before 3.16.3 does not properly implement garbage collection, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via multiple "keyctl newring" operations followed by a "keyctl timeout" operation.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel 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 3.16.3之前版本的lib/assoc_array.c脚本的associative-array实现中的‘assoc_array_gc’函数中存在安全漏洞，该漏洞源于程序没有正确实现垃圾信息回收机制。本地攻击者可通过在keyctl timeout操作后执行keyctl newring操作利用该漏洞造成拒绝服务（空指针逆向
CVSS Information
N/A
Vulnerability Type
N/A