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CVE-2016-9754

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。NFSv4 implementation是其中的一个分布式文件系统协议。 Linux kernel 4.6.1之前的版本中的profiling子系统的kernel/trace/ring_buffer.c文件的‘ring_buffer_resize’函数存在安全漏洞，该漏洞源于程序没有正确的处理整数计算。本地攻击者可通过写入/sys/kernel/debug/tracing/buffer_size_kb文件利用获取权限。

AI Predicted 7.8 Difficulty: Easy EPSS 0.53% · P43
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I. Basic Information for CVE-2016-9754

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The ring_buffer_resize function in kernel/trace/ring_buffer.c in the profiling subsystem in the Linux kernel before 4.6.1 mishandles certain integer calculations, which allows local users to gain privileges by writing to the /sys/kernel/debug/tracing/buffer_size_kb file.
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。NFSv4 implementation是其中的一个分布式文件系统协议。 Linux kernel 4.6.1之前的版本中的profiling子系统的kernel/trace/ring_buffer.c文件的‘ring_buffer_resize’函数存在安全漏洞，该漏洞源于程序没有正确的处理整数计算。本地攻击者可通过写入/sys/kernel/debug/tracing/buffer_size_kb文件利用获取权限。
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-2016-9754

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III. Intelligence Information for CVE-2016-9754

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Patches & Fixes for CVE-2016-9754 (2)

Vendor Advisories for CVE-2016-9754 (2)

Other References for CVE-2016-9754 (1)

Same Patch Batch · n/a · 2017-01-05 · 14 CVEs total

CVE-2015-3441 GENEXIS devices with DRGOS 安全漏洞
CVE-2016-6890 INSIDE Secure MatrixSSL 缓冲区错误漏洞
CVE-2016-6891 INSIDE Secure MatrixSSL 安全漏洞
CVE-2016-6892 INSIDE Secure MatrixSSL 安全漏洞
CVE-2016-8006 Intel Security McAfee SIEM 安全漏洞
CVE-2017-5179 Tenable Network Security Tenable Nessus 跨站脚本漏洞
CVE-2016-10030 SchedMD Slurm 安全漏洞
CVE-2016-7168 WordPress 跨站脚本漏洞
CVE-2016-7169 WordPress 路径遍历漏洞
CVE-2016-10009 OpenSSH 代码问题漏洞
CVE-2016-10010 OpenSSH sshd 安全漏洞
CVE-2016-10011 OpenSSH sshd 安全漏洞
CVE-2016-10012 OpenSSH sshd 缓冲区错误漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2016-9754

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