CVE-2026-53351

MEDIUMNVD 5.55.5
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2026-07-01. NVD baseline CVSS 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
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

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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

riscv/ptrace: Use USER_REGSET_NOTE_TYPE for REGSET_CFI

Fixes a warning while dumping core:

[54983.546369][ C7] WARNING: [!note_name] fs/binfmt_elf.c:1771 at elf_core_dump+0x910/0xf68, CPU#7: abort01/31982

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
4%
KEV
Not listed

Published

July 1, 2026

Last Modified

July 22, 2026

Advisory Details (2)

Auto-updated Jul 22, 2026
No patch confirmed yet.
generic

riscv/ptrace: Use USER_REGSET_NOTE_TYPE for REGSET_CFI - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/e3573f739e3dadab57ec80488d07e05c8f6e82d3
generic

riscv/ptrace: Use USER_REGSET_NOTE_TYPE for REGSET_CFI - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/08200bef0983ffed039ab399df0cba8d900ce5fc

Vendor Advisories for CVE-2026-53351(1)

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

Affected Packages

(1 across 1 ecosystem)
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux6.12.100-1 ... 7.0.9-1~bpo13+1 (145 versions)7.0.13-1

Data Freshness Timeline

(refreshed 6× in last 7d / 47× 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 424 total refreshes for this CVE.

  1. 2026-09-10 09:35 UTCEPSS rescore
  2. 2026-09-08 22:01 UTCEPSS rescore
  3. 2026-09-07 16:01 UTCEPSS rescore
  4. 2026-09-06 13:47 UTCEPSS rescore
  5. 2026-09-06 02:34 UTCEG score recompute
  6. 2026-09-06 02:34 UTCGHSA enrichment
  7. 2026-09-04 05:06 UTCEPSS rescore
  8. 2026-09-02 14:12 UTCEPSS rescore
  9. 2026-09-01 13:54 UTCEPSS rescore
  10. 2026-09-01 04:40 UTCEPSS rescore
  11. 2026-08-30 19:17 UTCEPSS rescore
  12. 2026-08-30 13:14 UTCEG score recompute
  13. 2026-08-30 13:14 UTCGHSA enrichment
  14. 2026-08-30 01:22 UTCEPSS rescore
  15. 2026-08-28 21:41 UTCEPSS rescore
  16. 2026-08-27 22:28 UTCEG score recompute
  17. 2026-08-27 22:28 UTCGHSA enrichment
  18. 2026-08-27 14:25 UTCEPSS rescore
  19. 2026-08-26 14:46 UTCEPSS rescore
  20. 2026-08-25 13:49 UTCEPSS rescore
  21. 2026-08-24 10:55 UTCEG score recompute
  22. 2026-08-24 10:55 UTCGHSA enrichment
  23. 2026-08-23 08:37 UTCEG score recompute
  24. 2026-08-23 08:37 UTCGHSA enrichment
  25. 2026-08-23 00:19 UTCEPSS rescore
Show 75 more
  1. 2026-08-22 07:22 UTCEG score recompute
  2. 2026-08-22 07:22 UTCGHSA enrichment
  3. 2026-08-21 23:49 UTCEPSS rescore
  4. 2026-08-21 06:01 UTCEG score recompute
  5. 2026-08-21 06:01 UTCGHSA enrichment
  6. 2026-08-20 22:55 UTCEPSS rescore
  7. 2026-08-20 04:46 UTCGHSA enrichment
  8. 2026-08-19 01:00 UTCEG score recompute
  9. 2026-08-19 01:00 UTCGHSA enrichment
  10. 2026-08-18 13:48 UTCEPSS rescore
  11. 2026-08-17 23:33 UTCEG score recompute
  12. 2026-08-17 23:33 UTCGHSA enrichment
  13. 2026-08-17 13:47 UTCEPSS rescore
  14. 2026-08-16 21:52 UTCEG score recompute
  15. 2026-08-16 21:52 UTCGHSA enrichment
  16. 2026-08-16 14:56 UTCEPSS rescore
  17. 2026-08-16 02:14 UTCEPSS rescore
  18. 2026-08-15 20:37 UTCEG score recompute
  19. 2026-08-15 20:37 UTCGHSA enrichment
  20. 2026-08-15 01:30 UTCEPSS rescore
  21. 2026-08-14 19:21 UTCGHSA enrichment
  22. 2026-08-13 18:06 UTCGHSA enrichment
  23. 2026-08-12 16:19 UTCEG score recompute
  24. 2026-08-12 16:19 UTCGHSA enrichment
  25. 2026-08-12 13:51 UTCEPSS rescore
  26. 2026-08-11 15:03 UTCEG score recompute
  27. 2026-08-11 15:03 UTCGHSA enrichment
  28. 2026-08-11 00:00 UTCEPSS rescore
  29. 2026-08-10 13:48 UTCEG score recompute
  30. 2026-08-10 13:48 UTCGHSA enrichment
  31. 2026-08-09 13:46 UTCEPSS rescore
  32. 2026-08-09 12:33 UTCEG score recompute
  33. 2026-08-09 12:33 UTCGHSA enrichment
  34. 2026-08-08 16:37 UTCEPSS rescore
  35. 2026-08-08 11:18 UTCEG score recompute
  36. 2026-08-08 11:18 UTCGHSA enrichment
  37. 2026-08-07 10:03 UTCGHSA enrichment
  38. 2026-08-06 08:48 UTCEG score recompute
  39. 2026-08-06 08:48 UTCGHSA enrichment
  40. 2026-08-05 19:17 UTCEPSS rescore
  41. 2026-08-05 07:33 UTCEG score recompute
  42. 2026-08-05 07:33 UTCGHSA enrichment
  43. 2026-08-04 15:10 UTCEPSS rescore
  44. 2026-08-04 10:39 UTCEPSS rescore
  45. 2026-08-04 04:30 UTCEG score recompute
  46. 2026-08-04 04:30 UTCGHSA enrichment
  47. 2026-08-03 10:36 UTCEPSS rescore
  48. 2026-08-03 03:15 UTCEG score recompute
  49. 2026-08-03 03:15 UTCGHSA enrichment
  50. 2026-08-02 02:27 UTCEPSS rescore
  51. 2026-08-02 02:00 UTCEG score recompute
  52. 2026-08-02 02:00 UTCGHSA enrichment
  53. 2026-08-01 04:16 UTCEPSS rescore
  54. 2026-08-01 00:45 UTCEG score recompute
  55. 2026-08-01 00:45 UTCGHSA enrichment
  56. 2026-07-30 23:25 UTCEG score recompute
  57. 2026-07-30 23:25 UTCGHSA enrichment
  58. 2026-07-30 16:28 UTCEPSS rescore
  59. 2026-07-30 01:30 UTCEPSS rescore
  60. 2026-07-29 22:05 UTCGHSA enrichment
  61. 2026-07-28 17:47 UTCEG score recompute
  62. 2026-07-28 17:47 UTCGHSA enrichment
  63. 2026-07-28 15:37 UTCEPSS rescore
  64. 2026-07-27 16:01 UTCEG score recompute
  65. 2026-07-27 16:01 UTCGHSA enrichment
  66. 2026-07-26 14:54 UTCEPSS rescore
  67. 2026-07-26 13:22 UTCEG score recompute
  68. 2026-07-26 13:22 UTCGHSA enrichment
  69. 2026-07-25 14:18 UTCEPSS rescore
  70. 2026-07-23 14:18 UTCEPSS rescore
  71. 2026-07-23 03:19 UTCEG score recompute
  72. 2026-07-22 20:55 UTCEG score recompute 5.50
  73. 2026-07-22 20:55 UTCGHSA enrichment
  74. 2026-07-22 20:52 UTCNVD updateCVSS v3 → 5.5 · severity → MEDIUM
  75. 2026-07-22 14:08 UTCEPSS rescore

Frequently asked(5)

What is CVE-2026-53351?
CVE-2026-53351 is a medium vulnerability published on July 1, 2026. In the Linux kernel, the following vulnerability has been resolved: riscv/ptrace: Use USERREGSETNOTETYPE for REGSETCFI Fixes a warning while dumping core: [54983.546369][ C7] WARNING: [!notename] fs/binfmtelf.c:1771 at elfcoredump+0x910/0xf68, CPU#7: abort01/31982
When was CVE-2026-53351 disclosed?
CVE-2026-53351 was first published in the National Vulnerability Database on July 1, 2026, with the most recent update on July 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-53351 actively exploited?
CVE-2026-53351 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 96.1% of all scored CVEs.
What is the CVSS score of CVE-2026-53351?
CVE-2026-53351 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2026-53351?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-53351, 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-2026-53351

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