CVE-2026-53031

HIGHPre-NVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-06-24. the CNA's CVSS baseline 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:linux, 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: 7.8Exploit: None knownExposed: 0

A fix is available — apply it.

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

bpf: Validate node_id in arena_alloc_pages()

arena_alloc_pages() accepts a plain int node_id and forwards it through the entire allocation chain without any bounds checking.

Validate node_id before passing it down the allocation chain in arena_alloc_pages().

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
40(Track)
EG Risk 40/100SSVC: 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%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
3%
KEV
Not listed

Published

June 24, 2026

Last Modified

August 5, 2026

Advisory Details (4)

Auto-updated Jun 28, 2026
No patch confirmed yet.
generic

bpf: Validate node_id in arena_alloc_pages() - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/fb66e20130f95a93ffea1677252526a9e39170b2
generic

bpf: Validate node_id in arena_alloc_pages() - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/e15900888c09480a4c632bc598f1c5bd39bed6d6
generic

bpf: Validate node_id in arena_alloc_pages() - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/31d3b4b28e55835646d6829d60023f730dd34e85
generic

bpf: Validate node_id in arena_alloc_pages() - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/2845989f2ebaf7848e4eccf9a779daf3156ea0a5

Vendor Advisories for CVE-2026-53031(1)

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

Patch Availability(8)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-virtual-hwe-24.04-edge (7.0.0-28.28~24.04.1) @ noble2026-08-30ubuntu
ubuntulinux-tools-azure-fde-7.0 (7.0.0-1009.9) @ resolute2026-08-30ubuntu
ubuntulinux-tools-raspi-realtime-7.0 (7.0.0-1015.15) @ resolute2026-08-30ubuntu
ubuntulinux-tools-nvidia-hwe-24.04-edge (7.0.0-1016.16) @ resolute2026-08-30ubuntu
ubuntulinux-tools-nvidia-hwe-26.04 (7.0.0-2016.16) @ resolute2026-08-30ubuntu
ubuntulinux-virtual-hwe-26.04-edge (7.0.0-28.28) @ resolute2026-08-30ubuntu
ubuntulinux-tools-oem-7.0 (7.0.0-1009.9) @ resolute2026-08-30ubuntu
ubuntulinux-tools-oracle-7.0 (7.0.0-1008.8) @ resolute2026-08-30ubuntu

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 ... 6.12.94-1~bpo12+1 (27 versions)6.12.94-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux6.12.100-1 ... 7.0.9-1~bpo13+1 (140 versions)7.0.10-1—

All Vendor Advisories

(8)

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 5× in last 7d / 82× 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 248 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-53031?
CVE-2026-53031 is a high vulnerability published on June 24, 2026. In the Linux kernel, the following vulnerability has been resolved: bpf: Validate nodeid in arenaalloc_pages() arenaallocpages() accepts a plain int node_id and forwards it through the entire allocation chain without any bounds checking. Validate node_id before passing it down the allocation chain…
When was CVE-2026-53031 disclosed?
CVE-2026-53031 was first published in the National Vulnerability Database on June 24, 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-2026-53031 actively exploited?
CVE-2026-53031 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 97.2% of all scored CVEs.
What is the CVSS score of CVE-2026-53031?
CVE-2026-53031 has a CVSS v4.0 base score of 7.8 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-53031?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-53031, 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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