CVE-2025-71146

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2026-01-23. NVD baseline CVSS 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

A fix is available — apply it.

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

netfilter: nf_conncount: fix leaked ct in error paths

There are some situations where ct might be leaked as error paths are skipping the refcounted check and return immediately. In order to solve it make sure that the check is always called.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
29(Track)
EG Risk 29/100SSVC: 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
Severity55% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
21%
KEV
Not listed

Published

January 23, 2026

Last Modified

August 5, 2026

Advisory Details (7)

Auto-updated Aug 2, 2026
No patch confirmed yet.
generic

netfilter: nf_conncount: fix leaked ct in error paths - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/f381a33f34dda9e4023e38ba68c943bca83245e9
generic

netfilter: nf_conncount: fix leaked ct in error paths - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/e1ac8dce3a893641bef224ad057932f142b8a36f
generic

netfilter: nf_conncount: fix leaked ct in error paths - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/4bd2b89f4028f250dd1c1625eb3da1979b04a5e8
generic

netfilter: nf_conncount: fix leaked ct in error paths - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/325eb61bb30790ea27782203a17b007ce1754a67
generic

netfilter: nf_conncount: fix leaked ct in error paths - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/2e2a720766886190a6d35c116794693aabd332b6
generic

netfilter: nf_conncount: fix leaked ct in error paths - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/0b88be7211d21a0d68bb1e56dc805944e3654d6f
generic

netfilter: nf_conncount: fix leaked ct in error paths - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/08fa37f4c8c59c294e9c18fea2d083ee94074e5a

Patch Availability(7)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-virtual-hwe-24.04-edge (6.17.0-22.22) @ questing2026-06-08ubuntu
ubuntulinux-tools-realtime-hwe-24.04-edge (6.17.0-1010.11~24.04.1) @ noble2026-06-08ubuntu
ubuntulinux-tools-gcp-64k-6.17 (6.17.0-1012.12) @ questing2026-06-08ubuntu
ubuntulinux-tools-oracle-64k-6.17 (6.17.0-1011.11) @ questing2026-06-08ubuntu
ubuntulinux-tools-azure-6.17 (6.17.0-1013.13) @ questing2026-06-08ubuntu
ubuntulinux-tools-raspi-6.17 (6.17.0-1014.14) @ questing2026-06-08ubuntu
linuxKernel @ 6.12.64—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

(2 across 2 ecosystems)
Debian:13(1)
PackageVulnerable rangeFixed inDependents
linux6.12.38-1 ... 6.12.69-1~bpo12+1 (10 versions)6.12.69-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux6.12.100-1 ... 6.18~rc7-1~exp1 (93 versions)6.18.3-1—

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 / 27× 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 166 total refreshes for this CVE.

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

Related CVEs(same product + same vendor + same CWE)

Frequently asked(5)

What is CVE-2025-71146?
CVE-2025-71146 is a medium vulnerability published on January 23, 2026. In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conncount: fix leaked ct in error paths There are some situations where ct might be leaked as error paths are skipping the refcounted check and return immediately. In order to solve it make sure that the check is…
When was CVE-2025-71146 disclosed?
CVE-2025-71146 was first published in the National Vulnerability Database on January 23, 2026, 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-2025-71146 actively exploited?
CVE-2025-71146 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 79.3% of all scored CVEs.
What is the CVSS score of CVE-2025-71146?
CVE-2025-71146 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2025-71146?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-71146, 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-2025-71146

Explore →

Is Your Infrastructure Affected by CVE-2025-71146?

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

Start Free Scan →Browse All CVEs