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CVE-2017-6074

Quick assessment

Affected
n/a n/a
Exploitation
Public or AI PoC available; prioritize validation
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 4.9.11及之前的版本中的net/dccp/input.c文件中的‘dccp_rcv_state_process’函数存在安全漏洞，该漏洞源于程序没有正确处理DCCP_PKT_REQUEST数据结构。本地攻击者可借助IPV6_RECVPKTINFO setsockopt系统调用的应用程序利用该漏洞造成拒绝服务（无效的释

AI Predicted 7.8 Difficulty: Moderate EPSS 5.96% · P93

Public Exploits 2

ExploitDB · 2 EDB-41457 [dos] EDB-41458 [local]
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I. Basic Information for CVE-2017-6074

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The dccp_rcv_state_process function in net/dccp/input.c in the Linux kernel through 4.9.11 mishandles DCCP_PKT_REQUEST packet data structures in the LISTEN state, which allows local users to obtain root privileges or cause a denial of service (double free) via an application that makes an IPV6_RECVPKTINFO setsockopt system call.
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 4.9.11及之前的版本中的net/dccp/input.c文件中的‘dccp_rcv_state_process’函数存在安全漏洞，该漏洞源于程序没有正确处理DCCP_PKT_REQUEST数据结构。本地攻击者可借助IPV6_RECVPKTINFO setsockopt系统调用的应用程序利用该漏洞造成拒绝服务（无效的释
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-2017-6074

# POC Description Source Link Shenlong Link
1 None https://github.com/BimsaraMalinda/Linux-Kernel-4.4.0-Ubuntu---DCCP-Double-Free-Privilege-Escalation-CVE-2017-6074 POC Details
2 None https://github.com/toanthang1842002/CVE-2017-6074 POC Details
3 This repository provides a modified version of the original CVE-2017-6074 exploit (use-after-free in the Linux kernel DCCP subsystem), designed only to demonstrate Denial of Service (DoS) impact. An authenticated local user can trigger a kernel panic, causing a total loss of system availability. https://github.com/34zY/CVE-2017-6074-DOS POC Details
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III. Intelligence Information for CVE-2017-6074

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Patches & Fixes for CVE-2017-6074 (1)

Vendor Advisories for CVE-2017-6074 (20)

Exploits & Public PoCs for CVE-2017-6074 (2)

Mailing List Discussions for CVE-2017-6074 (1)

Other References for CVE-2017-6074 (1)

Same Patch Batch · n/a · 2017-02-18 · 3 CVEs total

CVE-2017-5986 Linux kernel 竞争条件漏洞
CVE-2017-6001 Linux kernel 竞争条件漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2017-6074

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