Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The user_update function in security/keys/user_defined.c in the Linux kernel 2.6 allows local users to cause a denial of service (NULL pointer dereference and kernel oops) via vectors related to a user-defined key and "updating a negative key into a fully instantiated key."
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel 权限许可和访问控制问题漏洞
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 2.6版本的security/keys/user_defined.c的user_update函数中存在权限许可和访问控制问题漏洞。本地用户可利用该漏洞借助与user-defined key和"updating a negative key into a fully instantiated key."相关的向量导致拒绝服务（空指针引用或者内核 oops）。
CVSS Information
N/A
Vulnerability Type
N/A