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CVE-2016-6258

Quick assessment

Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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 4.7.x及之前版本中的arch/x86/mm.c文件中的存在PV pagetable代码存在安全漏洞。本地攻击者可利用该漏洞获取主机操作系统权限。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.45% · P37
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I. Basic Information for CVE-2016-6258

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The PV pagetable code in arch/x86/mm.c in Xen 4.7.x and earlier allows local 32-bit PV guest OS administrators to gain host OS privileges by leveraging fast-paths for updating pagetable entries.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Xen 提权漏洞
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 4.7.x及之前版本中的arch/x86/mm.c文件中的存在PV pagetable代码存在安全漏洞。本地攻击者可利用该漏洞获取主机操作系统权限。
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

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2016-6258

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III. Intelligence Information for CVE-2016-6258

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Vendor Advisories for CVE-2016-6258 (3)

Other References for CVE-2016-6258 (6)

Same Patch Batch · n/a · 2016-08-02 · 14 CVEs total

CVE-2016-1712 Palo Alto Networks PAN-OS 安全漏洞
CVE-2016-2408 Pulse Secure Pulse Desktop Client 权限许可和访问控制问题漏洞
CVE-2016-5229 Atlassian Bamboo 远程代码执行漏洞
CVE-2016-5403 QEMU 拒绝服务漏洞
CVE-2016-6178 多款Huawei产品输入验证漏洞
CVE-2016-6192 Huawei P8 本地缓冲区溢出漏洞
CVE-2016-6193 Huawei P8 缓冲区溢出漏洞
CVE-2016-6232 KDE KArchive 目录遍历漏洞
CVE-2016-6259 Xen 拒绝服务漏洞
CVE-2016-1238 Perl 本地提权漏洞
CVE-2016-3737 Red Hat JBoss Operations Network 远程代码执行漏洞
CVE-2016-6185 Perl XSLoader XSLoader::装载方法安全漏洞
CVE-2016-6257 Lenovo Ultraslim保护器安全漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2016-6258

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