Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
block/scsi_ioctl.c in the Linux kernel through 3.8 does not properly consider the SCSI device class during authorization of SCSI commands, which allows local users to bypass intended access restrictions via an SG_IO ioctl call that leverages overlapping opcodes.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel ‘block/scsi_ioctl.c’权限许可和访问控制问题漏洞
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 3.8之前的版本中的block/scsi_ioctl.c中存在漏洞，该漏洞源于程序验证SCSI命令过程中没有正确考量SCSI设备类。通过对重叠操作码进行利用的SG_IO ioctl调用，本地攻击者可利用该漏洞绕过预期访问限制。
CVSS Information
N/A
Vulnerability Type
N/A