CVE-2017-6074

High

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.

Package Linux Kernel
Published 2017-02-18
Last modified 2026-05-13
CVSS version 3.1
Patch available
Awaiting data

CVSS 3.1 score

7.8

out of 10
High
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness type

CWE-415

CVE-2017-6074 is classified as CWE-415

See CWE-415 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2017-6074 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2017-6074?

    CVE-2017-6074 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 . CVE-2017-6074 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2017-6074?

    CVE-2017-6074 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H .

  • Is there a patch available for CVE-2017-6074?

    No patch is currently available for CVE-2017-6074. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2017-6074 actively exploited?

    No — CVE-2017-6074 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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