CVE-2016-7117

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-14. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this weekElevated
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 24%CVSS: 9.8Exploit: NoneExposed: 0

A fix is available — apply it.

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.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
65(Track*)
EG Risk 65/100SSVC: Track*

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation40% × 40%
Automatability30% × 15%
Action: Watch closely — could escalate to Attend.
EPSS
97.6%
KEV
Not listed

Published

October 10, 2016

Last Modified

May 6, 2026

Advisory Details (10)

Auto-updated May 9, 2026
No patch confirmed yet.
generic
http://rhn.redhat.com/errata/RHSA-2017-0215.html
generic
http://rhn.redhat.com/errata/RHSA-2017-0196.html
generic
http://rhn.redhat.com/errata/RHSA-2017-0113.html
generic
http://rhn.redhat.com/errata/RHSA-2017-0091.html
generic
http://rhn.redhat.com/errata/RHSA-2017-0086.html
generic
http://rhn.redhat.com/errata/RHSA-2017-0065.html
generic
http://rhn.redhat.com/errata/RHSA-2017-0036.html
generic
http://rhn.redhat.com/errata/RHSA-2017-0031.html
generic
http://rhn.redhat.com/errata/RHSA-2016-2962.html
generic

net: Fix use after free in the recvmmsg exit path - kernel/git/torvalds/linux.git - Linux kernel source tree

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=34b88a68f26a75e4fded796f1a49c40f82234b7d

Patch Availability(14)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-image-3.2.0-1493-omap4 (3.2.0-1493.120) @ precise2026-05-20ubuntu
ubuntulinux-image-3.2.0-115-powerpc64-smp (3.2.0-115.157) @ precise2026-05-20ubuntu
redhatkernel-0:3.10.0-229.48.1.ael7b2017-02-15redhat
redhatkernel-0:2.6.32-504.56.1.el62017-01-31redhat
redhatkernel-0:3.10.0-327.46.1.el72017-01-31redhat
redhatkernel-0:2.6.32-220.69.1.el62017-01-31redhat
redhatkernel-0:2.6.32-358.76.1.el62017-01-26redhat
redhatkernel-0:2.6.32-431.77.1.el62017-01-17redhat
redhatkernel-0:3.10.0-514.6.1.el72017-01-17redhat
redhatkernel-rt-1:3.10.0-514.rt56.210.el6rt2017-01-17redhat
redhatkernel-rt-0:3.10.0-514.6.1.rt56.429.el72017-01-17redhat
redhatkernel-0:2.6.32-573.38.1.el62017-01-10redhat
redhatkernel-0:2.6.32-642.13.1.el62017-01-10redhat
redhatkernel-0:2.6.18-417.el52016-12-20redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

All Vendor Advisories

(14)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 13× in last 7d / 40× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 110 total refreshes for this CVE.

  1. 2026-07-25 07:41 UTCOSV refresh
  2. 2026-07-24 14:13 UTCEPSS rescore
  3. 2026-07-23 14:15 UTCEPSS rescore
  4. 2026-07-23 01:24 UTCEG score recompute
  5. 2026-07-22 22:03 UTCEG score recompute
  6. 2026-07-22 14:04 UTCEPSS rescore
  7. 2026-07-21 15:21 UTCEPSS rescore
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  9. 2026-07-20 17:04 UTCEPSS rescore
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  16. 2026-07-16 16:59 UTCEPSS rescore
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  18. 2026-07-15 16:54 UTCEPSS rescore
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  20. 2026-07-15 01:56 UTCEPSS rescore
  21. 2026-07-13 22:26 UTCEPSS rescore
  22. 2026-07-13 06:09 UTCEPSS rescore
  23. 2026-07-12 05:43 UTCEPSS rescore
  24. 2026-07-12 05:43 UTCEPSS rescore
  25. 2026-07-11 08:24 UTCEPSS rescore
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  1. 2026-07-09 19:06 UTCEPSS rescore
  2. 2026-07-08 15:10 UTCEPSS rescore
  3. 2026-07-08 02:05 UTCOSV refresh
  4. 2026-07-06 16:24 UTCEPSS rescore
  5. 2026-07-06 16:24 UTCEPSS rescore
  6. 2026-07-06 02:20 UTCEPSS rescore
  7. 2026-07-06 02:20 UTCEPSS rescore
  8. 2026-07-05 02:27 UTCEPSS rescore
  9. 2026-07-04 06:28 UTCEPSS rescore
  10. 2026-07-01 15:02 UTCEPSS rescore
  11. 2026-06-29 14:03 UTCEPSS rescore
  12. 2026-06-28 14:04 UTCEPSS rescore
  13. 2026-06-28 04:53 UTCEPSS rescore
  14. 2026-06-27 03:05 UTCEPSS rescore
  15. 2026-06-25 13:47 UTCEPSS rescore
  16. 2026-06-24 14:02 UTCEPSS rescore
  17. 2026-06-23 21:30 UTCEPSS rescore
  18. 2026-06-22 14:23 UTCEPSS rescore
  19. 2026-06-21 01:57 UTCEPSS rescore
  20. 2026-06-21 01:57 UTCEPSS rescore
  21. 2026-06-19 13:55 UTCOSV refresh
  22. 2026-06-18 17:50 UTCEPSS rescore
  23. 2026-06-18 17:50 UTCEPSS rescore
  24. 2026-06-17 17:50 UTCEPSS rescore
  25. 2026-06-17 17:50 UTCEPSS rescore
  26. 2026-06-16 17:50 UTCEPSS rescore
  27. 2026-06-15 17:45 UTCEPSS rescore
  28. 2026-06-14 23:14 UTCEPSS rescore
  29. 2026-06-14 23:14 UTCEPSS rescore
  30. 2026-06-13 22:57 UTCEPSS rescore
  31. 2026-06-13 22:57 UTCEPSS rescore
  32. 2026-06-12 23:09 UTCEPSS rescore
  33. 2026-06-11 13:57 UTCEPSS rescore
  34. 2026-06-07 15:22 UTCEPSS rescore
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  36. 2026-06-06 13:45 UTCEPSS rescore
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  41. 2026-06-04 13:10 UTCEPSS rescore
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  43. 2026-06-02 20:10 UTCEPSS rescore
  44. 2026-06-01 13:49 UTCEPSS rescore
  45. 2026-06-01 13:49 UTCEPSS rescore
  46. 2026-05-31 22:28 UTCEPSS rescore
  47. 2026-05-31 22:28 UTCEPSS rescore
  48. 2026-05-31 00:14 UTCEPSS rescore
  49. 2026-05-30 21:23 UTCOSV refresh
  50. 2026-05-29 13:41 UTCEPSS rescore
  51. 2026-05-28 13:42 UTCEPSS rescore
  52. 2026-05-28 13:42 UTCEPSS rescore
  53. 2026-05-27 13:38 UTCEPSS rescore
  54. 2026-05-27 13:38 UTCEPSS rescore
  55. 2026-05-26 13:42 UTCEPSS rescore
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  57. 2026-05-26 07:17 UTCEPSS rescore
  58. 2026-05-24 16:44 UTCEPSS rescore
  59. 2026-05-20 22:37 UTCEPSS rescore
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  63. 2026-05-20 11:21 UTCEPSS rescore
  64. 2026-05-20 08:34 UTCVendor advisory
  65. 2026-05-20 08:34 UTCGHSA enrichment
  66. 2026-05-20 04:39 UTCVendor advisory
  67. 2026-05-20 04:39 UTCGHSA enrichment
  68. 2026-05-20 00:43 UTCVendor advisory
  69. 2026-05-20 00:43 UTCGHSA enrichment
  70. 2026-05-19 20:46 UTCVendor advisory
  71. 2026-05-19 20:46 UTCGHSA enrichment
  72. 2026-05-19 16:51 UTCVendor advisory
  73. 2026-05-19 16:51 UTCGHSA enrichment
  74. 2026-05-19 12:51 UTCVendor advisory
  75. 2026-05-19 12:51 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2016-7117?
CVE-2016-7117 is a critical vulnerability published on October 10, 2016. 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.
When was CVE-2016-7117 disclosed?
CVE-2016-7117 was first published in the National Vulnerability Database on October 10, 2016, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-7117 actively exploited?
CVE-2016-7117 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 97.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2016-7117?
CVE-2016-7117 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2016-7117?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-7117, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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