CVE-2016-7117

Critical

Use-after-free vulnerability in the __sys_recvmmsg function in net/socket.c in the Linux kernel before 4.5.2 allows remote attackers to execute arbitrary code via vectors involving a recvmmsg system call that is mishandled during error processing.

Package Linux Kernel
Published 2016-10-10
Last modified 2026-05-06
CVSS version 3.1
Patch available
Awaiting data

CVSS 3.1 score

9.8

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

Weakness type

CWE-19

CVE-2016-7117 is classified as CWE-19

See CWE-19 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2016-7117 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-2016-7117?

    CVE-2016-7117 is a Critical severity Linux kernel vulnerability with a CVSS score of 9.8 out of 10 . CVE-2016-7117 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2016-7117?

    CVE-2016-7117 has a CVSS score of 9.8 out of 10, rated Critical severity (CVSS 3.1). The vector string is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H .

  • Is there a patch available for CVE-2016-7117?

    No patch is currently available for CVE-2016-7117. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2016-7117 actively exploited?

    No — CVE-2016-7117 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

Back to
All CVEs
View on
NVD / NIST