CVE-2025-37789

HIGHNVD 7.87.8
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2025-05-01. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
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: 7.8Exploit: None knownExposed: 0

A fix is available — apply it.

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

net: openvswitch: fix nested key length validation in the set() action

It's not safe to access nla_len(ovs_key) if the data is smaller than the netlink header. Check that the attribute is OK first.

CVSS v3
7.8
EG Score
7.8(medium)
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
11%
KEV
Not listed

Published

May 1, 2025

Last Modified

August 5, 2026

Advisory Details (10)

Auto-updated Jul 30, 2026
Patch available.
generic Patch Available

[SECURITY] [DLA 4193-1] linux-6.1 security update

https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html
generic Patch Available

[SECURITY] [DLA 4178-1] linux security update

https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
generic

net: openvswitch: fix nested key length validation in the set() action - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/be80768d4f3b6fd13f421451cc3fee8778aba8bc
generic

net: openvswitch: fix nested key length validation in the set() action - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/a27526e6b48eee9e2d82efff502c4f272f1a91d4
generic

net: openvswitch: fix nested key length validation in the set() action - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/824a7c2df5127b2402b68a21a265d413e78dcad7
generic

net: openvswitch: fix nested key length validation in the set() action - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/7fcaec0b2ab8fa5fbf0b45e5512364a168f445bd
generic

net: openvswitch: fix nested key length validation in the set() action - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/65d91192aa66f05710cfddf6a14b5a25ee554dba
generic

net: openvswitch: fix nested key length validation in the set() action - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/54c6957d1123a2032099b9eab51c314800f677ce
generic

net: openvswitch: fix nested key length validation in the set() action - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/1489c195c8eecd262aa6712761ba5288203e28ec
generic

net: openvswitch: fix nested key length validation in the set() action - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/03d7262dd53e8c404da35cc81aaa887fd901f76b

Patch Availability(31)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-tools-intel-iotg-edge (5.15.0.1083.89~20.04.1) @ focal2026-05-30ubuntu
ubuntulinux-xilinx-zynqmp-tools-host (5.15.0-1052.56) @ jammy2026-05-30ubuntu
ubuntulinux-tools-azure-lts-22.04 (5.15.0.1094.92) @ jammy2026-05-30ubuntu
ubuntulinux-tools-raspi-nolpae (5.15.0.1083.81) @ jammy2026-05-30ubuntu
ubuntulinux-tools-azure-fips-5.15 (5.15.0.1094.79) @ jammy2026-05-30ubuntu
ubuntulinux-tools-azure-edge (5.15.0.1094.103~20.04.1) @ focal2026-05-30ubuntu
ubuntulinux-virtual-6.8 (6.8.0-100.100) @ noble2026-05-30ubuntu
ubuntulinux-tools-realtime-hwe-22.04 (6.8.1-1041.42~22.04.1) @ jammy2026-05-30ubuntu
ubuntulinux-tools-gcp-edge (6.8.0-1047.50~22.04.2) @ jammy2026-05-30ubuntu
ubuntulinux-tools-realtime-6.8.1 (6.8.1-1041.42) @ noble2026-05-30ubuntu
ubuntulinux-tools-fips-6.8 (6.8.0-100.100+fips1) @ noble2026-05-30ubuntu
ubuntulinux-tools-oracle-lts-24.04 (6.8.0-1043.44) @ noble2026-05-30ubuntu
ubuntulinux-tools-gcp-fips-6.8 (6.8.0-1047.50+fips1) @ noble2026-05-30ubuntu
ubuntulinux-virtual-hwe-22.04-edge (6.8.0-100.100~22.04.1) @ jammy2026-05-30ubuntu
ubuntulinux-tools-gke-64k-6.8 (6.8.0-1043.48) @ noble2026-05-30ubuntu
ubuntulinux-tools-lowlatency-hwe-20.04-edge (6.8.0-100.100.1) @ noble2026-05-30ubuntu
ubuntulinux-tools-nvidia-lowlatency-64k-6.8 (6.8.0-1046.49.1) @ noble2026-05-30ubuntu
ubuntulinux-tools-ibm-lts-24.04 (6.8.0-1044.44) @ noble2026-05-30ubuntu
ubuntulinux-xilinx-zynqmp (6.8.0.1023.24) @ noble2026-05-30ubuntu
ubuntulinux-tools-azure-lts-24.04 (6.8.0-1046.52) @ noble2026-05-30ubuntu
ubuntulinux-tools-azure-fips-6.8 (6.8.0-1046.52+fips1) @ noble2026-05-30ubuntu
ubuntulinux-tools-azure-edge (6.8.0-1051.57~22.04.1) @ jammy2026-05-30ubuntu
redhatkernel-0:5.14.0-611.30.1.el9_72026-02-09redhat
redhatkernel-0:5.14.0-70.163.1.el9_02026-01-28redhat
redhatkernel-rt-0:5.14.0-70.163.1.rt21.235.el9_02026-01-28redhat
redhatkernel-0:5.14.0-284.154.1.el9_22026-01-28redhat
redhatkernel-rt-0:5.14.0-284.154.1.rt14.439.el9_22026-01-28redhat
redhatkernel-0:5.14.0-427.108.1.el9_42026-01-28redhat
redhatkernel-0:5.14.0-570.81.1.el9_62026-01-26redhat
redhatkernel-0:6.12.0-55.55.1.el10_02026-01-26redhat
linuxKernel @ 5.4.293osv

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 (45 versions)5.10.237-1
linux-6.16.1.106-3~deb11u1 ... 6.1.129-1~deb11u1 (7 versions)6.1.137-1~deb11u1
Debian:12(1)
PackageVulnerable rangeFixed inDependents
linux6.1.106-1 ... 6.1.99-1 (37 versions)6.1.135-1
Debian:13(1)
PackageVulnerable rangeFixed inDependents
linux6.12.25-1
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux6.12.25-1

Additional Vendor Advisories

(17)

Data Freshness Timeline

(refreshed 5× in last 7d / 25× 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 141 total refreshes for this CVE.

  1. 2026-09-07 16:00 UTCEPSS rescore
  2. 2026-09-07 12:48 UTCOSV refresh
  3. 2026-09-06 13:46 UTCEPSS rescore
  4. 2026-09-04 05:05 UTCEPSS rescore
  5. 2026-09-02 14:11 UTCEPSS rescore
  6. 2026-09-01 13:53 UTCEPSS rescore
  7. 2026-09-01 04:38 UTCEPSS rescore
  8. 2026-08-30 19:16 UTCEPSS rescore
  9. 2026-08-30 01:21 UTCEPSS rescore
  10. 2026-08-28 21:40 UTCEPSS rescore
  11. 2026-08-27 14:24 UTCEPSS rescore
  12. 2026-08-26 14:45 UTCEPSS rescore
  13. 2026-08-23 00:18 UTCEPSS rescore
  14. 2026-08-21 23:48 UTCEPSS rescore
  15. 2026-08-20 22:54 UTCEPSS rescore
  16. 2026-08-20 22:01 UTCOSV refresh
  17. 2026-08-19 17:03 UTCEPSS rescore
  18. 2026-08-19 17:03 UTCEPSS rescore
  19. 2026-08-18 13:47 UTCEPSS rescore
  20. 2026-08-17 13:46 UTCEPSS rescore
  21. 2026-08-16 14:55 UTCEPSS rescore
  22. 2026-08-16 02:13 UTCEPSS rescore
  23. 2026-08-15 01:29 UTCEPSS rescore
  24. 2026-08-13 21:59 UTCEPSS rescore
  25. 2026-08-12 13:50 UTCEPSS rescore
Show 75 more
  1. 2026-08-09 13:46 UTCEPSS rescore
  2. 2026-08-08 16:36 UTCEPSS rescore
  3. 2026-08-07 16:26 UTCEPSS rescore
  4. 2026-08-06 13:46 UTCEPSS rescore
  5. 2026-08-05 13:57 UTCEG score recompute
  6. 2026-08-05 13:57 UTCVendor advisory
  7. 2026-08-05 13:57 UTCGHSA enrichment
  8. 2026-08-04 15:09 UTCEPSS rescore
  9. 2026-08-04 10:37 UTCEPSS rescore
  10. 2026-08-03 10:35 UTCEPSS rescore
  11. 2026-08-02 02:26 UTCEPSS rescore
  12. 2026-08-01 04:15 UTCEPSS rescore
  13. 2026-07-30 16:27 UTCEPSS rescore
  14. 2026-07-30 07:11 UTCEG score recompute
  15. 2026-07-30 07:11 UTCVendor advisory
  16. 2026-07-30 07:11 UTCGHSA enrichment
  17. 2026-07-30 06:24 UTCNVD updateCVSS v3 → 7.8 · severity → HIGH
  18. 2026-07-30 01:29 UTCEPSS rescore
  19. 2026-07-28 15:35 UTCEPSS rescore
  20. 2026-07-26 14:54 UTCEPSS rescore
  21. 2026-07-25 14:17 UTCEPSS rescore
  22. 2026-07-25 14:17 UTCEPSS rescore
  23. 2026-07-24 14:17 UTCEPSS rescore
  24. 2026-07-24 07:41 UTCOSV refresh
  25. 2026-07-23 02:54 UTCEG score recompute
  26. 2026-07-22 14:07 UTCEPSS rescore
  27. 2026-07-22 14:07 UTCEPSS rescore
  28. 2026-07-21 15:24 UTCEPSS rescore
  29. 2026-07-20 17:07 UTCEPSS rescore
  30. 2026-07-19 14:30 UTCEPSS rescore
  31. 2026-07-19 14:30 UTCEPSS rescore
  32. 2026-07-19 02:28 UTCEPSS rescore
  33. 2026-07-19 02:28 UTCEPSS rescore
  34. 2026-07-18 10:04 UTCEPSS rescore
  35. 2026-07-18 10:04 UTCEPSS rescore
  36. 2026-07-16 17:02 UTCEPSS rescore
  37. 2026-07-15 16:57 UTCEPSS rescore
  38. 2026-07-15 16:57 UTCEPSS rescore
  39. 2026-07-15 01:59 UTCEPSS rescore
  40. 2026-07-15 01:59 UTCEPSS rescore
  41. 2026-07-13 22:29 UTCEPSS rescore
  42. 2026-07-13 22:29 UTCEPSS rescore
  43. 2026-07-13 06:12 UTCEPSS rescore
  44. 2026-07-12 05:46 UTCEPSS rescore
  45. 2026-07-11 08:27 UTCEPSS rescore
  46. 2026-07-11 08:27 UTCEPSS rescore
  47. 2026-07-09 19:09 UTCEPSS rescore
  48. 2026-07-09 19:09 UTCEPSS rescore
  49. 2026-07-07 13:45 UTCEPSS rescore
  50. 2026-07-07 03:21 UTCOSV refresh
  51. 2026-07-06 16:27 UTCEPSS rescore
  52. 2026-07-06 16:27 UTCEPSS rescore
  53. 2026-07-06 02:23 UTCEPSS rescore
  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

Frequently asked(5)

What is CVE-2025-37789?
CVE-2025-37789 is a high vulnerability published on May 1, 2025. In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix nested key length validation in the set() action It's not safe to access nlalen(ovskey) if the data is smaller than the netlink header. Check that the attribute is OK first.
When was CVE-2025-37789 disclosed?
CVE-2025-37789 was first published in the National Vulnerability Database on May 1, 2025, with the most recent update on August 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-37789 actively exploited?
CVE-2025-37789 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 89.1% of all scored CVEs.
What is the CVSS score of CVE-2025-37789?
CVE-2025-37789 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2025-37789?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-37789, 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

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