CVE-2026-47334

MEDIUMPre-NVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2026-05-28. a secondary CVSS source baseline 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
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

A fix is available — apply it.

Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock in notification handling code. The bug can be triggered by an unprivileged local user and can result in kernel panic or deadlock.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
25(Track)
EG Risk 25/100SSVC: 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%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
0%
KEV
Not listed

Published

May 28, 2026

Last Modified

June 9, 2026

Advisory Details (1)

Auto-updated May 29, 2026
No patch confirmed yet.
generic

~ubuntu-kernel/ubuntu/+source/linux/+git/noble - [no description]

https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/noble/commit/?id=f0e73aec23d13a9877fba096b1c2fd19f66e5313

Vendor Advisories for CVE-2026-47334(1)

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

Patch Availability(11)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-virtual-hwe-26.04-edge (7.0.0-22.22) @ resolute2026-08-25ubuntu
ubuntulinux-virtual-hwe-24.04-edge (6.17.0-35.35) @ questing2026-08-25ubuntu
ubuntulinux-virtual-6.8 (6.8.0-124.124) @ noble2026-08-25ubuntu
ubuntulinux-tools-gcp-edge (6.17.0-1018.19~24.04.1) @ noble2026-08-25ubuntu
ubuntulinux-tools-azure-edge (6.8.0-1059.65~22.04.1) @ jammy2026-08-25ubuntu
ubuntulinux-tools-lowlatency-hwe-20.04-edge (6.8.0-134.134.1) @ noble2026-08-25ubuntu
ubuntulinux-xilinx-zynqmp (6.8.0.1032.33) @ noble2026-08-25ubuntu
ubuntulinux-virtual-hwe-24.04-edge (7.0.0-28.28~24.04.1) @ noble2026-08-25ubuntu
ubuntulinux-tools-azure-7.0 (7.0.0-1007.7) @ resolute2026-08-25ubuntu
ubuntulinux-tools-oem-7.0 (7.0.0-1008.8) @ resolute2026-08-25ubuntu
ubuntulinux-tools-azure-fips-6.8 (6.8.0-1059.65+fips1) @ noble2026-08-25ubuntu

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.

All Vendor Advisories

(11)

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 / 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 190 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-47334?
CVE-2026-47334 is a medium vulnerability published on May 28, 2026. Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock in notification handling code. The bug can be triggered by an unprivileged local user and can result in kernel panic or deadlock.
When was CVE-2026-47334 disclosed?
CVE-2026-47334 was first published in the National Vulnerability Database on May 28, 2026, with the most recent update on June 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-47334 actively exploited?
CVE-2026-47334 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 99.8% of all scored CVEs.
What is the CVSS score of CVE-2026-47334?
CVE-2026-47334 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2026-47334?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-47334, 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

Explore the affected products and dependency analysis for CVE-2026-47334

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