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CVE-2012-4538

EPSS 0.05% · P17
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I. Basic Information for CVE-2012-4538

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The HVMOP_pagetable_dying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on shadow pagetables, which allows a local HVM guest OS to cause a denial of service (hypervisor crash) via unspecified vectors.
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
Xen ‘HVMOP_pagetable_dying()’超调用拒绝服务漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Xen是英国剑桥大学开发的一款开源的虚拟机监视器产品。该产品能够使不同和不兼容的操作系统运行在同一台计算机上，并支持在运行时进行迁移，保证正常运行并且避免宕机。 Xen 4.0，4.1以及4.2版本中的HVMOP_pagetable_dying超级调用中存在漏洞，该漏洞源于程序没有在运行影子页表格时正确地验证其表格的状态。远程攻击者可通过未明向量利用该漏洞造成拒绝服务（管理程序崩溃）。
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-2012-4538

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III. Intelligence Information for CVE-2012-4538

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Same Patch Batch · n/a · 2012-11-24 · 13 CVEs total

CVE-2012-0959Remote Login Service 信息泄露漏洞
CVE-2012-0960Ubuntu ‘unity-firefox-extension’包拒绝服务漏洞
CVE-2012-2239Mahara 代码注入漏洞
CVE-2012-2243Mahara 跨站脚本漏洞
CVE-2012-2244Mahara 权限许可和访问控制漏洞
CVE-2012-2246Mahara 输入验证漏洞
CVE-2012-2247Mahara 跨站脚本漏洞
CVE-2012-2253Mahara group/members.php 跨站脚本漏洞
CVE-2012-3433Xen 拒绝服务漏洞
CVE-2012-4522Ruby 本地文件创建漏洞
CVE-2012-5533lighttpd HTTP头处理拒绝服务漏洞
CVE-2012-6037Mahara 多个跨站脚本漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2012-4538

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