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CVE-2012-4542

EPSS 0.08% · P23
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I. Basic Information for CVE-2012-4542

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel ‘block/scsi_ioctl.c’权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
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。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

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II. Public POCs for CVE-2012-4542

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III. Intelligence Information for CVE-2012-4542

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Same Patch Batch · n/a · 2013-02-28 · 10 CVEs total

CVE-2013-1124Cisco Network Admission Control 代理安全漏洞
CVE-2013-1141Cisco Wireless LAN Controller mDNS监听功能安全漏洞
CVE-2013-0343Linux kernel ‘ipv6_create_tempaddr’函数未明安全漏洞
CVE-2013-0349Linux kernel ‘hidp_setup_hid’函数信息泄露漏洞
CVE-2013-1763Linux kernel 输入验证错误漏洞
CVE-2013-1767Linux kernel 资源管理错误漏洞
CVE-2013-1772Linux Kernel ‘call_console_drivers()’本地拒绝服务漏洞
CVE-2013-1773Linux Kernel VFAT Filesystem 本地缓冲区错误漏洞
CVE-2013-1774Linux kernel 权限许可和访问控制问题漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2012-4542

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