CVE-2006-5836

NONECVSS 0.0Weaponized
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 1%CVSS: —Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

The fpathconf syscall function in bsd/kern/kern_descrip.c in the Darwin kernel (XNU) 8.8.1 in Apple Mac OS X allows local users to cause a denial of service (kernel panic) and possibly execute arbitrary code via a file descriptor with an unrecognized file type.

CVSS v3
—
EG Score
0.0(none)
EPSS
66.2%
KEV
Not listed

Published

November 10, 2006

Last Modified

April 23, 2026

References (24)

Data Freshness Timeline

(refreshed 4× in last 7d / 36× 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.

  1. 2026-07-13 22:25 UTCEPSS rescore
  2. 2026-07-13 06:07 UTCEPSS rescore
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  4. 2026-07-08 15:09 UTCEPSS rescore
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  10. 2026-07-02 14:00 UTCEPSS rescore
  11. 2026-07-01 15:02 UTCEPSS rescore
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  13. 2026-06-30 23:18 UTCEPSS rescore
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  16. 2026-06-28 14:02 UTCEPSS rescore
  17. 2026-06-28 04:52 UTCEPSS rescore
  18. 2026-06-25 13:46 UTCEPSS rescore
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  20. 2026-06-24 14:02 UTCEPSS rescore
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  22. 2026-06-23 21:29 UTCEPSS rescore
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  24. 2026-06-21 01:56 UTCEPSS rescore
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  1. 2026-06-21 01:56 UTCEPSS rescore
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  4. 2026-06-18 17:49 UTCEPSS rescore
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  6. 2026-06-17 17:49 UTCEPSS rescore
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  8. 2026-06-16 17:49 UTCEPSS rescore
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  18. 2026-06-06 13:44 UTCEPSS rescore
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  20. 2026-06-05 22:44 UTCEPSS rescore
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  22. 2026-06-05 06:07 UTCEPSS rescore
  23. 2026-06-04 13:09 UTCEPSS rescore
  24. 2026-06-04 13:09 UTCEPSS rescore
  25. 2026-06-02 20:10 UTCEPSS rescore
  26. 2026-06-02 20:10 UTCEPSS rescore
  27. 2026-06-01 13:49 UTCEPSS rescore
  28. 2026-06-01 13:49 UTCEPSS rescore
  29. 2026-05-31 22:28 UTCEPSS rescore
  30. 2026-05-31 22:28 UTCEPSS rescore
  31. 2026-05-31 05:56 UTCEG score recompute
  32. 2026-05-31 05:56 UTCGHSA enrichment
  33. 2026-05-31 00:13 UTCEPSS rescore
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  35. 2026-05-29 13:40 UTCEPSS rescore
  36. 2026-05-28 13:42 UTCEPSS rescore
  37. 2026-05-28 13:42 UTCEPSS rescore
  38. 2026-05-27 13:37 UTCEPSS rescore
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  40. 2026-05-26 13:41 UTCEPSS rescore
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  42. 2026-05-26 07:16 UTCEPSS rescore
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  44. 2026-05-26 07:16 UTCEPSS rescore
  45. 2026-05-24 16:42 UTCEPSS rescore
  46. 2026-05-22 21:15 UTCEPSS rescore
  47. 2026-05-22 21:15 UTCEPSS rescore
  48. 2026-05-22 21:15 UTCEPSS rescore
  49. 2026-05-21 22:38 UTCEPSS rescore
  50. 2026-05-20 22:36 UTCEPSS rescore
  51. 2026-05-20 11:20 UTCEPSS rescore
  52. 2026-05-20 11:20 UTCEPSS rescore
  53. 2026-05-18 21:29 UTCEPSS rescore
  54. 2026-05-18 21:29 UTCEPSS rescore

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-28948✓ verified
    First seen Nov 9, 2006

    Apple Mac OSX 10.x - FPathConf System Call Local Denial of Service

    Open source ↗

Frequently asked(4)

What is CVE-2006-5836?
CVE-2006-5836 is a none vulnerability published on November 10, 2006. The fpathconf syscall function in bsd/kern/kern_descrip.c in the Darwin kernel (XNU) 8.8.1 in Apple Mac OS X allows local users to cause a denial of service (kernel panic) and possibly execute arbitrary code via a file descriptor with an unrecognized file type.
When was CVE-2006-5836 disclosed?
CVE-2006-5836 was first published in the National Vulnerability Database on November 10, 2006, with the most recent update on April 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2006-5836 actively exploited?
CVE-2006-5836 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 66.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2006-5836?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2006-5836, 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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