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CVE-2014-7843

EPSS 0.04% · P13
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I. Basic Information for CVE-2014-7843

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The __clear_user function in arch/arm64/lib/clear_user.S in the Linux kernel before 3.17.4 on the ARM64 platform allows local users to cause a denial of service (system crash) by reading one byte beyond a /dev/zero page boundary.
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 本地拒绝服务漏洞
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。 ARM64平台上的Linux kernel 3.17.4之前版本的arch/arm64/lib/clear_user.S文件中的‘__clear_user’函数存在安全漏洞。本地攻击者可通过读取/dev/zero页面边界外的字节利用该漏洞造成拒绝服务（系统崩溃）。
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-2014-7843

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III. Intelligence Information for CVE-2014-7843

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Same Patch Batch · n/a · 2014-11-30 · 13 CVEs total

CVE-2014-8958phpMyAdmin 跨站脚本漏洞
CVE-2014-8959phpMyAdmin 路径遍历漏洞
CVE-2014-8960phpMyAdmin 跨站脚本漏洞
CVE-2014-8961phpMyAdmin 目录遍历漏洞漏洞
CVE-2014-9150Adobe Reader和Acrobat 竞争条件漏洞
CVE-2010-5313Linux kernel 竞争条件漏洞
CVE-2014-3688Linux kernel 拒绝服务漏洞
CVE-2014-7841Linux kernel 资源管理错误漏洞
CVE-2014-7842Linux kernel KVM 竞争条件漏洞
CVE-2014-8884Linux kernel‘ttusbdecfe.c’基于栈的缓冲区错误漏洞
CVE-2014-8989Linux kernel 权限许可和访问控制问题漏洞
CVE-2014-9090Linux kernel‘espfix64’本地拒绝服务漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2014-7843

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