Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The slhc_init function in drivers/net/slip/slhc.c in the Linux kernel through 4.2.3 does not ensure that certain slot numbers are valid, which allows local users to cause a denial of service (NULL pointer dereference and system crash) via a crafted PPPIOCSMAXCID ioctl call.
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 4.2.2及之前版本的drivers/net/slip/slhc.c文件中的‘slhc_init’函数存在安全漏洞。本地攻击者可借助特制的PPPIOCSMAXCID ioctl调用利用该漏洞造成拒绝服务（空指针逆向引用和系统崩溃）。
CVSS Information
N/A
Vulnerability Type
N/A