CVE-2026-68406

UNRATEDCVSS · not yet scoredTrending — Patch released this week
—
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No CVSS published and no exploitation signals yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS v2: —Exploit: None knownExposed: 0

A fix is available — apply it.

In the Linux kernel, the following vulnerability has been resolved:

wifi: cfg80211: validate PMSR FTM preamble range

PMSR FTM request parsing accepts preamble values outside the enumerated nl80211 preamble range.

Reject out-of-range values before using them in the parser capability bit test using the policy.

[drop unnecessary check]

CVSS v3
—
EchelonGraph score
Not yet assessedNo source has published severity data for this CVE yet — no CVSS score from NVD or a CNA, no GitHub advisory, and it is not in CISA KEV. This is not a rating of zero; we cannot assess it yet.
EG Score
—
EG Risk
—
EPSS PROB
0%
EPSS %ILE
8%
KEV
Not listed

Published

August 10, 2026

Last Modified

August 19, 2026

References (8)

Vendor Advisories for CVE-2026-68406(3)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatkernel-0:5.14.0-687.47.1.el9_82026-09-14redhat

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 3 ecosystems)
Debian:12(2)
PackageVulnerable rangeFixed inDependents
linux6.1.106-1 ... 6.1.99-1 (56 versions)6.1.187-1—
linux-6.126.12.100-1~deb12u16.12.101-1~deb12u1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
linux6.12.100-1 ... 6.12.96-1 (32 versions)6.12.101-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux6.12.100-1 ... 7.1~rc7-1~exp1 (160 versions)7.1.6-1—

Data Freshness Timeline

(refreshed 7× in last 7d / 41× 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. 2026-09-18 19:28 UTCEPSS rescore
  2. 2026-09-18 00:49 UTCVendor advisory
  3. 2026-09-18 00:49 UTCGHSA enrichment
  4. 2026-09-16 14:08 UTCEPSS rescore
  5. 2026-09-16 05:15 UTCEPSS rescore
  6. 2026-09-15 00:29 UTCVendor advisory
  7. 2026-09-15 00:29 UTCGHSA enrichment
  8. 2026-09-12 01:23 UTCVendor advisory
  9. 2026-09-12 01:23 UTCGHSA enrichment
  10. 2026-09-11 14:53 UTCEPSS rescore
  11. 2026-09-11 09:37 UTCEPSS rescore
  12. 2026-09-09 05:51 UTCVendor advisory
  13. 2026-09-09 05:51 UTCGHSA enrichment
  14. 2026-09-08 22:01 UTCEPSS rescore
  15. 2026-09-07 16:01 UTCEPSS rescore
  16. 2026-09-06 13:47 UTCEPSS rescore
  17. 2026-09-05 22:21 UTCVendor advisory
  18. 2026-09-05 22:21 UTCGHSA enrichment
  19. 2026-09-05 15:31 UTCEPSS rescore
  20. 2026-09-04 05:07 UTCEPSS rescore
  21. 2026-09-03 02:49 UTCVendor advisory
  22. 2026-09-03 02:49 UTCGHSA enrichment
  23. 2026-09-02 14:12 UTCEPSS rescore
  24. 2026-09-01 13:54 UTCEPSS rescore
  25. 2026-09-01 04:40 UTCEPSS rescore
Show 39 more
  1. 2026-08-31 00:00 UTCVendor advisory
  2. 2026-08-31 00:00 UTCGHSA enrichment
  3. 2026-08-30 19:17 UTCEPSS rescore
  4. 2026-08-30 01:22 UTCEPSS rescore
  5. 2026-08-28 21:42 UTCEPSS rescore
  6. 2026-08-28 04:28 UTCVendor advisory
  7. 2026-08-28 04:28 UTCGHSA enrichment
  8. 2026-08-26 14:47 UTCEPSS rescore
  9. 2026-08-25 13:49 UTCEPSS rescore
  10. 2026-08-25 08:54 UTCVendor advisory
  11. 2026-08-25 08:54 UTCGHSA enrichment
  12. 2026-08-23 00:19 UTCEPSS rescore
  13. 2026-08-22 13:22 UTCVendor advisory
  14. 2026-08-22 13:22 UTCGHSA enrichment
  15. 2026-08-21 23:49 UTCEPSS rescore
  16. 2026-08-20 22:56 UTCEPSS rescore
  17. 2026-08-19 17:49 UTCGHSA enrichment
  18. 2026-08-19 17:31 UTCNVD update
  19. 2026-08-19 17:04 UTCEPSS rescore
  20. 2026-08-19 16:53 UTCGHSA enrichment
  21. 2026-08-19 16:43 UTCMITRE cvelistV5
  22. 2026-08-18 13:49 UTCEPSS rescore
  23. 2026-08-18 13:49 UTCEPSS rescore
  24. 2026-08-17 13:47 UTCEPSS rescore
  25. 2026-08-17 06:31 UTCGHSA enrichment
  26. 2026-08-17 06:18 UTCNVD update
  27. 2026-08-17 05:35 UTCGHSA enrichment
  28. 2026-08-17 05:24 UTCMITRE cvelistV5
  29. 2026-08-16 14:56 UTCEPSS rescore
  30. 2026-08-16 14:56 UTCEPSS rescore
  31. 2026-08-16 04:28 UTCGHSA enrichment
  32. 2026-08-15 01:30 UTCEPSS rescore
  33. 2026-08-13 22:00 UTCEPSS rescore
  34. 2026-08-13 08:56 UTCEG score recompute
  35. 2026-08-13 08:56 UTCGHSA enrichment
  36. 2026-08-12 13:51 UTCEPSS rescore
  37. 2026-08-10 13:24 UTCNVD update
  38. 2026-08-10 12:17 UTCEG score recompute
  39. 2026-08-10 12:17 UTCMITRE cvelistV5first tracked

Frequently asked(4)

What is CVE-2026-68406?
CVE-2026-68406 is a publicly disclosed vulnerability published on August 10, 2026. In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: validate PMSR FTM preamble range PMSR FTM request parsing accepts preamble values outside the enumerated nl80211 preamble range. Reject out-of-range values before using them in the parser capability bit test using…
When was CVE-2026-68406 disclosed?
CVE-2026-68406 was first published in the National Vulnerability Database on August 10, 2026, with the most recent update on August 19, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-68406 actively exploited?
CVE-2026-68406 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 91.7% of all scored CVEs.
How do I remediate CVE-2026-68406?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-68406, 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.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-68406

Explore →

Is Your Infrastructure Affected by CVE-2026-68406?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs