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CVE-2017-17864

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.

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。 Linux kernel 4.14.8及之前的版本中的kernel/bpf/verifier.c文件存在安全漏洞，该漏洞源于程序没有正确的处理‘states_equal’函数对指针数据类型和UNKNOWN_VALUE数据类型之间的对比。本地攻击可利用该漏洞获取敏感的地址信息。

AI Predicted 4.0 Difficulty: Easy EPSS 0.40% · P33
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I. Basic Information for CVE-2017-17864

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type, which allows local users to obtain potentially sensitive address information, aka a "pointer leak."
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
Linux kernel 安全漏洞
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。 Linux kernel 4.14.8及之前的版本中的kernel/bpf/verifier.c文件存在安全漏洞，该漏洞源于程序没有正确的处理‘states_equal’函数对指针数据类型和UNKNOWN_VALUE数据类型之间的对比。本地攻击可利用该漏洞获取敏感的地址信息。
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-2017-17864

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III. Intelligence Information for CVE-2017-17864

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Vendor Advisories for CVE-2017-17864 (4)

Other References for CVE-2017-17864 (2)

Same Patch Batch · n/a · 2017-12-23 · 16 CVEs total

CVE-2017-17868 Liferay Portal 跨站脚本漏洞
CVE-2017-17869 WordPress mgl-instagram-gallery插件跨站脚本漏洞
CVE-2017-17870 Joomla! JBuildozer extension SQL注入漏洞
CVE-2017-16897 Auth0 passport-wsfed-saml2 library 安全漏洞
CVE-2017-17862 Linux kernel 安全漏洞
CVE-2017-17863 Linux kernel 安全漏洞
CVE-2017-17866 Artifex MuPDF 安全漏洞
CVE-2017-17852 Linux kernel 安全漏洞
CVE-2017-17853 Linux kernel 安全漏洞
CVE-2017-17854 Linux kernel 安全漏洞
CVE-2017-17855 Linux kernel 安全漏洞
CVE-2017-17856 Linux kernel 安全漏洞
CVE-2017-17857 Linux kernel 安全漏洞
CVE-2017-14022 多款Rockwell Automation产品FactoryTalk Alarms and Events 输入验证漏洞
CVE-2017-17850 Digium Asterisk PJSIP Channel Driver 安全漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2017-17864

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