Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The i386_get_ldt system call in FreeBSD 4.7 to 4.11 and 5.x to 5.4 allows local users to access sensitive kernel memory via arguments with negative or very large values.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
FreeBSD i386_get_ldt本地Kernel内存泄露漏洞
Vulnerability Description
FreeBSD就是一种运行在Intel平台上，可以自由使用的Unix系统。 FreeBSD系统的i386_get_ldt(2)系统调用存在缓冲区边界检查漏洞，可能导致内存信息泄露。 i386_get_ldt(2)系统调用允许进程请求将部分本地描述符表从kernel拷贝到用户区，但对输入参数执行了不充分的验证。具体来说，就是负数或过大的值可能允许从kernel拷贝不合适的数据，这样就可能向用户进程泄漏kernel内存。
CVSS Information
N/A
Vulnerability Type
N/A