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
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 3× in last 7d / 53× 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 182 total refreshes for this CVE.

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

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 99.9% 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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