CVE-2026-46145

HIGHPre-NVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2026-05-28. a secondary CVSS source baseline 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.8Exploit: NoneExposed: 0

A fix is available — apply it.

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

RDMA/mana: Validate rx_hash_key_len

Sashiko points out that rx_hash_key_len comes from a uAPI structure and is blindly passed to memcpy, allowing the userspace to trash kernel memory. Bounds check it so the memcpy cannot overflow.

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
—
EPSS
3.9%
KEV
Not listed

Published

May 28, 2026

Last Modified

July 15, 2026

Advisory Details (5)

Auto-updated Jun 3, 2026
No patch confirmed yet.
generic

RDMA/mana: Validate rx_hash_key_len - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/7d94f155f354b961c598f71bafa804dceded513f
generic

RDMA/mana: Validate rx_hash_key_len - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/7d7c9f0fcd19c4d2f0164347c58d49cafa961b72
generic

RDMA/mana: Validate rx_hash_key_len - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/6dd2d4ad9c8429523b1c220c5132bd551c006425
generic

RDMA/mana: Validate rx_hash_key_len - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/11c1431d641e0e4e0529e96957995820600c7287
generic

RDMA/mana: Validate rx_hash_key_len - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/012796f9541fcd0c1fa8ae4da7eb4d83931ef838

Vendor Advisories for CVE-2026-46145(6)

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

Patch Availability(4)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatkernel-0:6.12.0-211.28.1.el10_22026-06-25redhat
redhatkernel-0:5.14.0-687.17.1.el9_82026-06-22redhat
redhatkernel-rt-0:4.18.0-553.136.1.rt7.477.el8_102026-06-19redhat
redhatkernel-0:4.18.0-553.136.1.el8_102026-06-19redhat

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.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 8× in last 7d / 61× 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 145 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-46145?
CVE-2026-46145 is a high vulnerability published on May 28, 2026. In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Validate rxhashkey_len Sashiko points out that rxhashkey_len comes from a uAPI structure and is blindly passed to memcpy, allowing the userspace to trash kernel memory. Bounds check it so the memcpy cannot overflow.
When was CVE-2026-46145 disclosed?
CVE-2026-46145 was first published in the National Vulnerability Database on May 28, 2026, with the most recent update on July 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-46145 actively exploited?
CVE-2026-46145 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 3.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-46145?
CVE-2026-46145 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2026-46145?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-46145, 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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