Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Integer signedness error in the genkbd_commonioctl function in sys/dev/kbd/kbd.c in FreeBSD 9.3 before p42, 10.1 before p34, 10.2 before p17, and 10.3 before p3 allows local users to obtain sensitive information from kernel memory, cause a denial of service (memory overwrite and kernel crash), or gain privileges via a negative value in the flen structure member in the arg argument in a SETFKEY ioctl call, which triggers a "two way heap and stack overflow."
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
FreeBSD 整数符号错误漏洞
Vulnerability Description
FreeBSD是由Core Team团队负责的FreeBSD项目中的一套类Unix自由操作系统，是经过BSD、386BSD和4.4BSD发展而来的类Unix的一个重要分支。 FreeBSD的sys/dev/kbd/kbd.c文件中的‘genkbd_commonioctl’函数存在整数符号错误漏洞。本地攻击者可借助SETFKEY ioctl调用的‘arg’参数中的flen结构体成员中的负值利用该漏洞获取内核内存中的敏感信息，造成拒绝服务（内存覆盖和内存崩溃），或获取权限。以下版本受到影响：FreeBSD p
CVSS Information
N/A
Vulnerability Type
N/A