CVE-2016-8658

MEDIUMNVD 6.16.1—
EchelonGraph scoreMEDIUM confidence

Score 6.1 from GitHub Security Advisory published 2022-05-17. NVD baseline CVSS 6.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.1EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 6.1Exploit: None knownExposed: 0

A fix is available — apply it.

Stack-based buffer overflow in the brcmf_cfg80211_start_ap function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c in the Linux kernel before 4.7.5 allows local users to cause a denial of service (system crash) or possibly have unspecified other impact via a long SSID Information Element in a command to a Netlink socket.

CVSS v3
6.1
EG Score
6.1(medium)
EG Risk
32(Track)
EG Risk 32/100SSVC: 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
Severity61% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
51%
KEV
Not listed

Published

October 16, 2016

Last Modified

June 17, 2026

References (20)

Patch Availability(6)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-image-extra-3.13.0-103-generic (3.13.0-103.150) @ trusty2026-05-22ubuntu
ubuntulinux-image-3.13.0-103-generic-lpae (3.13.0-103.150~precise1) @ precise2026-05-22ubuntu
ubuntulinux-image-4.4.0-1042-snapdragon (4.4.0-1042.46) @ xenial2026-05-22ubuntu
ubuntulinux-image-4.4.0-1038-raspi2 (4.4.0-1038.45) @ xenial2026-05-22ubuntu
ubuntulinux-image-extra-4.4.0-51-generic (4.4.0-51.72~14.04.1) @ trusty2026-05-22ubuntu
ubuntulinux-image-extra-4.4.0-51-generic (4.4.0-51.72) @ xenial2026-05-22ubuntu

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.

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
linux—4.7.5-1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
linux—4.7.5-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
linux—4.7.5-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux—4.7.5-1—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(6)

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 7× in last 7d / 23× 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 149 total refreshes for this CVE.

  1. 2026-09-20 20:09 UTCEPSS rescore
  2. 2026-09-19 15:35 UTCEPSS rescore
  3. 2026-09-18 19:50 UTCOSV refresh
  4. 2026-09-18 19:22 UTCEPSS rescore
  5. 2026-09-17 19:22 UTCEPSS rescore
  6. 2026-09-16 05:05 UTCEPSS rescore
  7. 2026-09-15 03:05 UTCEPSS rescore
  8. 2026-09-13 16:41 UTCEPSS rescore
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  10. 2026-09-11 14:46 UTCEPSS rescore
  11. 2026-09-11 09:31 UTCEPSS rescore
  12. 2026-09-10 09:26 UTCEPSS rescore
  13. 2026-09-07 15:56 UTCEPSS rescore
  14. 2026-09-04 13:56 UTCEPSS rescore
  15. 2026-09-02 14:07 UTCEPSS rescore
  16. 2026-09-01 13:48 UTCEPSS rescore
  17. 2026-09-01 03:31 UTCEPSS rescore
  18. 2026-08-30 23:03 UTCOSV refresh
  19. 2026-08-28 21:35 UTCEPSS rescore
  20. 2026-08-27 14:20 UTCEPSS rescore
  21. 2026-08-26 14:41 UTCEPSS rescore
  22. 2026-08-25 13:44 UTCEPSS rescore
  23. 2026-08-21 23:44 UTCEPSS rescore
  24. 2026-08-19 16:59 UTCEPSS rescore
  25. 2026-08-18 13:43 UTCEPSS rescore
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  1. 2026-08-17 13:42 UTCEPSS rescore
  2. 2026-08-16 14:51 UTCEPSS rescore
  3. 2026-08-16 02:10 UTCEPSS rescore
  4. 2026-08-15 01:25 UTCEPSS rescore
  5. 2026-08-14 09:16 UTCOSV refresh
  6. 2026-08-12 13:46 UTCEPSS rescore
  7. 2026-08-11 13:36 UTCEPSS rescore
  8. 2026-08-09 13:42 UTCEPSS rescore
  9. 2026-08-08 16:32 UTCEPSS rescore
  10. 2026-08-07 16:22 UTCEPSS rescore
  11. 2026-08-06 13:42 UTCEPSS rescore
  12. 2026-08-05 19:12 UTCEPSS rescore
  13. 2026-08-04 15:05 UTCEPSS rescore
  14. 2026-08-02 02:22 UTCEPSS rescore
  15. 2026-08-01 04:11 UTCEPSS rescore
  16. 2026-07-30 16:24 UTCEPSS rescore
  17. 2026-07-30 01:26 UTCEPSS rescore
  18. 2026-07-30 01:26 UTCEPSS rescore
  19. 2026-07-29 18:07 UTCOSV refresh
  20. 2026-07-28 15:31 UTCEPSS rescore
  21. 2026-07-26 14:50 UTCEPSS rescore
  22. 2026-07-25 14:13 UTCEPSS rescore
  23. 2026-07-24 14:13 UTCEPSS rescore
  24. 2026-07-23 14:15 UTCEPSS rescore
  25. 2026-07-23 01:24 UTCEG score recompute
  26. 2026-07-22 22:03 UTCEG score recompute
  27. 2026-07-22 14:04 UTCEPSS rescore
  28. 2026-07-21 15:21 UTCEPSS rescore
  29. 2026-07-21 15:21 UTCEPSS rescore
  30. 2026-07-20 17:04 UTCEPSS rescore
  31. 2026-07-19 14:28 UTCEPSS rescore
  32. 2026-07-19 14:28 UTCEPSS rescore
  33. 2026-07-19 02:26 UTCEPSS rescore
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  35. 2026-07-18 10:00 UTCEPSS rescore
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  37. 2026-07-16 16:59 UTCEPSS rescore
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  39. 2026-07-15 16:54 UTCEPSS rescore
  40. 2026-07-15 16:54 UTCEPSS rescore
  41. 2026-07-15 01:56 UTCEPSS rescore
  42. 2026-07-13 22:26 UTCEPSS rescore
  43. 2026-07-13 06:09 UTCEPSS rescore
  44. 2026-07-12 07:07 UTCOSV refresh
  45. 2026-07-12 05:43 UTCEPSS rescore
  46. 2026-07-12 05:43 UTCEPSS rescore
  47. 2026-07-11 08:24 UTCEPSS rescore
  48. 2026-07-09 19:06 UTCEPSS rescore
  49. 2026-07-08 15:10 UTCEPSS rescore
  50. 2026-07-07 13:42 UTCEPSS rescore
  51. 2026-07-06 16:24 UTCEPSS rescore
  52. 2026-07-06 16:24 UTCEPSS rescore
  53. 2026-07-06 02:20 UTCEPSS rescore
  54. 2026-07-06 02:20 UTCEPSS rescore
  55. 2026-07-05 02:27 UTCEPSS rescore
  56. 2026-07-04 06:28 UTCEPSS rescore
  57. 2026-07-01 15:02 UTCEPSS rescore
  58. 2026-06-30 23:19 UTCEPSS rescore
  59. 2026-06-30 23:19 UTCEPSS rescore
  60. 2026-06-29 14:03 UTCEPSS rescore
  61. 2026-06-28 14:04 UTCEPSS rescore
  62. 2026-06-28 04:53 UTCEPSS rescore
  63. 2026-06-27 03:05 UTCEPSS rescore
  64. 2026-06-25 13:47 UTCEPSS rescore
  65. 2026-06-24 14:02 UTCEPSS rescore
  66. 2026-06-23 21:30 UTCEPSS rescore
  67. 2026-06-23 12:58 UTCOSV refresh
  68. 2026-06-22 14:23 UTCEPSS rescore
  69. 2026-06-21 14:54 UTCEPSS rescore
  70. 2026-06-21 14:54 UTCEPSS rescore
  71. 2026-06-21 01:57 UTCEPSS rescore
  72. 2026-06-21 01:57 UTCEPSS rescore
  73. 2026-06-19 19:23 UTCEPSS rescore
  74. 2026-06-19 19:23 UTCEPSS rescore
  75. 2026-06-18 17:50 UTCEPSS rescore

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2016-8658?
CVE-2016-8658 is a medium vulnerability published on October 16, 2016. Stack-based buffer overflow in the brcmfcfg80211start_ap function in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c in the Linux kernel before 4.7.5 allows local users to cause a denial of service (system crash) or possibly have unspecified other impact via a long SSID Information…
When was CVE-2016-8658 disclosed?
CVE-2016-8658 was first published in the National Vulnerability Database on October 16, 2016, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-8658 actively exploited?
CVE-2016-8658 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 49.4% of all scored CVEs.
What is the CVSS score of CVE-2016-8658?
CVE-2016-8658 has a CVSS v3 base score of 6.1 (NVD).
How do I remediate CVE-2016-8658?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-8658, 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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