CVE-2025-39730

HIGHCVSS · not yet scored7.8
EchelonGraph scoreLOW confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2025-09-07.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation 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:

NFS: Fix filehandle bounds checking in nfs_fh_to_dentry()

The function needs to check the minimal filehandle length before it can access the embedded filehandle.

CVSS v3
—
EG Score
7.8(low)
EG Risk
35(Track)
EG Risk 35/100SSVC: 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
Severity78% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
9%
KEV
Not listed

Published

September 7, 2025

Last Modified

June 11, 2026

References (9)

Vendor Advisories for CVE-2025-39730(12)

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

Patch Availability(31)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-tools-kvm-5.15 (5.15.0.1089.85) @ jammy2026-05-29ubuntu
ubuntulinux-tools-azure-lts-22.04 (5.15.0.1101.99) @ jammy2026-05-29ubuntu
ubuntulinux-tools-azure-edge (5.15.0.1102.111~20.04.1) @ focal2026-05-29ubuntu
ubuntulinux-tools-raspi-nolpae (5.15.0.1091.89) @ jammy2026-05-29ubuntu
ubuntulinux-tools-azure-6.14 (6.14.0-1017.17) @ plucky2026-05-29ubuntu
ubuntulinux-tools-realtime-6.8.1 (6.8.1-1041.42) @ noble2026-05-29ubuntu
ubuntulinux-tools-fips-6.8 (6.8.0-100.100+fips1) @ noble2026-05-29ubuntu
ubuntulinux-tools-oracle-lts-24.04 (6.8.0-1043.44) @ noble2026-05-29ubuntu
ubuntulinux-tools-gcp-fips-6.8 (6.8.0-1047.50+fips1) @ noble2026-05-29ubuntu
ubuntulinux-tools-lowlatency-hwe-20.04-edge (6.8.0-100.100.1) @ noble2026-05-29ubuntu
ubuntulinux-tools-gke-64k-6.8 (6.8.0-1043.48) @ noble2026-05-29ubuntu
ubuntulinux-virtual-hwe-22.04-edge (6.8.0-100.100~22.04.1) @ jammy2026-05-29ubuntu
ubuntulinux-tools-ibm-lts-24.04 (6.8.0-1044.44) @ noble2026-05-29ubuntu
ubuntulinux-tools-nvidia-lowlatency-64k-6.8 (6.8.0-1046.49.1) @ noble2026-05-29ubuntu
ubuntulinux-xilinx-zynqmp (6.8.0.1023.24) @ noble2026-05-29ubuntu
ubuntulinux-tools-azure-lts-24.04 (6.8.0-1046.52) @ noble2026-05-29ubuntu
redhatkernel-0:4.18.0-305.179.1.el8_42025-12-04redhat
redhatkernel-0:5.14.0-284.148.1.el9_22025-11-25redhat
redhatkernel-rt-0:5.14.0-284.148.1.rt14.433.el9_22025-11-25redhat
redhatkernel-0:6.12.0-124.13.1.el10_12025-11-24redhat
redhatkernel-0:4.18.0-193.173.1.el8_22025-11-18redhat
redhatkernel-0:5.14.0-70.153.1.el9_02025-11-12redhat
redhatkernel-rt-0:5.14.0-70.153.1.rt21.225.el9_02025-11-12redhat
redhatkernel-0:5.14.0-427.97.1.el9_42025-11-06redhat
redhatkernel-0:4.18.0-372.166.1.el8_62025-10-29redhat
redhatkernel-0:5.14.0-570.58.1.el9_62025-10-27redhat
redhatkernel-0:6.12.0-55.41.1.el10_02025-10-27redhat
redhatkernel-0:4.18.0-477.116.1.el8_82025-10-22redhat
redhatkernel-0:4.18.0-553.78.1.el8_102025-10-06redhat
redhatkernel-rt-0:4.18.0-553.78.1.rt7.419.el8_102025-10-06redhat
linuxKernel @ 5.4.297—osv

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

(5 across 4 ecosystems)
Debian:11(2)
PackageVulnerable rangeFixed inDependents
linux5.10.103-1 ... 5.10.92-2 (46 versions)5.10.244-1—
linux-6.16.1.106-3~deb11u1 ... 6.1.148-1~deb11u1 (11 versions)6.1.153-1~deb11u1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
linux6.1.106-1 ... 6.1.99-1 (42 versions)6.1.148-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
linux6.12.38-1, 6.12.41-1, 6.12.43-1~bpo12+16.12.43-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux6.12.100-1 ... 6.16~rc7-1~exp1 (62 versions)6.16.3-1—

Additional Vendor Advisories

(13)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 7× in last 7d / 24× 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 138 total refreshes for this CVE.

  1. 2026-09-18 19:27 UTCEPSS rescore
  2. 2026-09-17 19:29 UTCEPSS rescore
  3. 2026-09-16 14:07 UTCEPSS rescore
  4. 2026-09-16 05:14 UTCEPSS rescore
  5. 2026-09-13 16:46 UTCEPSS rescore
  6. 2026-09-13 01:36 UTCOSV refresh
  7. 2026-09-12 15:00 UTCEPSS rescore
  8. 2026-09-11 14:52 UTCEPSS rescore
  9. 2026-09-11 09:35 UTCEPSS rescore
  10. 2026-09-10 09:33 UTCEPSS rescore
  11. 2026-09-08 21:59 UTCEPSS rescore
  12. 2026-09-07 16:00 UTCEPSS rescore
  13. 2026-09-06 13:46 UTCEPSS rescore
  14. 2026-09-04 05:05 UTCEPSS rescore
  15. 2026-09-02 14:11 UTCEPSS rescore
  16. 2026-09-01 13:53 UTCEPSS rescore
  17. 2026-08-30 19:16 UTCEPSS rescore
  18. 2026-08-30 01:21 UTCEPSS rescore
  19. 2026-08-28 21:40 UTCEPSS rescore
  20. 2026-08-26 14:45 UTCEPSS rescore
  21. 2026-08-25 13:48 UTCEPSS rescore
  22. 2026-08-25 04:26 UTCOSV refresh
  23. 2026-08-21 23:48 UTCEPSS rescore
  24. 2026-08-20 22:54 UTCEPSS rescore
  25. 2026-08-19 17:03 UTCEPSS rescore
Show 75 more
  1. 2026-08-19 17:03 UTCEPSS rescore
  2. 2026-08-18 13:47 UTCEPSS rescore
  3. 2026-08-16 14:55 UTCEPSS rescore
  4. 2026-08-16 02:13 UTCEPSS rescore
  5. 2026-08-15 01:29 UTCEPSS rescore
  6. 2026-08-13 21:59 UTCEPSS rescore
  7. 2026-08-12 13:50 UTCEPSS rescore
  8. 2026-08-09 13:46 UTCEPSS rescore
  9. 2026-08-08 21:49 UTCOSV refresh
  10. 2026-08-08 16:36 UTCEPSS rescore
  11. 2026-08-07 16:26 UTCEPSS rescore
  12. 2026-08-06 13:46 UTCEPSS rescore
  13. 2026-08-04 15:09 UTCEPSS rescore
  14. 2026-08-04 10:37 UTCEPSS rescore
  15. 2026-08-03 10:35 UTCEPSS rescore
  16. 2026-08-02 02:26 UTCEPSS rescore
  17. 2026-08-01 04:15 UTCEPSS rescore
  18. 2026-07-30 16:27 UTCEPSS rescore
  19. 2026-07-30 01:29 UTCEPSS rescore
  20. 2026-07-28 15:35 UTCEPSS rescore
  21. 2026-07-26 14:54 UTCEPSS rescore
  22. 2026-07-25 14:17 UTCEPSS rescore
  23. 2026-07-25 14:17 UTCEPSS rescore
  24. 2026-07-24 14:17 UTCEPSS rescore
  25. 2026-07-23 20:41 UTCOSV refresh
  26. 2026-07-23 02:55 UTCEG score recompute
  27. 2026-07-22 14:07 UTCEPSS rescore
  28. 2026-07-22 14:07 UTCEPSS rescore
  29. 2026-07-21 15:24 UTCEPSS rescore
  30. 2026-07-20 17:07 UTCEPSS rescore
  31. 2026-07-19 14:30 UTCEPSS rescore
  32. 2026-07-19 14:30 UTCEPSS rescore
  33. 2026-07-19 02:28 UTCEPSS rescore
  34. 2026-07-19 02:28 UTCEPSS rescore
  35. 2026-07-18 10:04 UTCEPSS rescore
  36. 2026-07-18 10:04 UTCEPSS rescore
  37. 2026-07-16 17:02 UTCEPSS rescore
  38. 2026-07-15 16:57 UTCEPSS rescore
  39. 2026-07-15 16:57 UTCEPSS rescore
  40. 2026-07-15 01:59 UTCEPSS rescore
  41. 2026-07-15 01:59 UTCEPSS rescore
  42. 2026-07-13 22:29 UTCEPSS rescore
  43. 2026-07-13 22:29 UTCEPSS rescore
  44. 2026-07-13 06:12 UTCEPSS rescore
  45. 2026-07-12 05:46 UTCEPSS rescore
  46. 2026-07-11 08:27 UTCEPSS rescore
  47. 2026-07-11 08:27 UTCEPSS rescore
  48. 2026-07-09 19:09 UTCEPSS rescore
  49. 2026-07-09 19:09 UTCEPSS rescore
  50. 2026-07-07 13:45 UTCEPSS rescore
  51. 2026-07-06 16:27 UTCEPSS rescore
  52. 2026-07-06 16:27 UTCEPSS rescore
  53. 2026-07-06 15:11 UTCOSV refresh
  54. 2026-07-05 02:30 UTCEPSS rescore
  55. 2026-07-04 06:30 UTCEPSS rescore
  56. 2026-07-01 15:06 UTCEPSS rescore
  57. 2026-07-01 15:06 UTCEPSS rescore
  58. 2026-06-30 23:22 UTCEPSS rescore
  59. 2026-06-30 23:22 UTCEPSS rescore
  60. 2026-06-29 14:06 UTCEPSS rescore
  61. 2026-06-29 14:06 UTCEPSS rescore
  62. 2026-06-28 14:07 UTCEPSS rescore
  63. 2026-06-28 14:07 UTCEPSS rescore
  64. 2026-06-28 04:55 UTCEPSS rescore
  65. 2026-06-28 04:55 UTCEPSS rescore
  66. 2026-06-27 03:08 UTCEPSS rescore
  67. 2026-06-27 03:08 UTCEPSS rescore
  68. 2026-06-25 13:49 UTCEPSS rescore
  69. 2026-06-25 13:49 UTCEPSS rescore
  70. 2026-06-24 14:04 UTCEPSS rescore
  71. 2026-06-24 14:04 UTCEPSS rescore
  72. 2026-06-23 21:32 UTCEPSS rescore
  73. 2026-06-23 21:32 UTCEPSS rescore
  74. 2026-06-22 14:25 UTCEPSS rescore
  75. 2026-06-22 14:25 UTCEPSS rescore

Related CVEs(same product + same vendor)

Frequently asked(4)

What is CVE-2025-39730?
CVE-2025-39730 is a high vulnerability published on September 7, 2025. In the Linux kernel, the following vulnerability has been resolved: NFS: Fix filehandle bounds checking in nfsfhto_dentry() The function needs to check the minimal filehandle length before it can access the embedded filehandle.
When was CVE-2025-39730 disclosed?
CVE-2025-39730 was first published in the National Vulnerability Database on September 7, 2025, with the most recent update on June 11, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-39730 actively exploited?
CVE-2025-39730 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 90.6% of all scored CVEs.
How do I remediate CVE-2025-39730?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-39730, 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-2025-39730

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