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
5.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.5Exploit: NoneExposed: 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)
EPSS
0.2%
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(10)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-tools-azure-7.0 (7.0.0-1007.7) @ resolute2026-07-16ubuntu
ubuntulinux-xilinx-zynqmp (6.8.0.1032.33) @ noble2026-07-16ubuntu
ubuntulinux-tools-oem-7.0 (7.0.0-1008.8) @ resolute2026-07-16ubuntu
ubuntulinux-virtual-hwe-26.04-edge (7.0.0-22.22) @ resolute2026-07-16ubuntu
ubuntulinux-virtual-hwe-24.04-edge (6.17.0-35.35) @ questing2026-07-16ubuntu
ubuntulinux-virtual-6.8 (6.8.0-124.124) @ noble2026-07-16ubuntu
ubuntulinux-tools-gcp-64k-6.17 (6.17.0-1018.19) @ questing2026-07-16ubuntu
ubuntulinux-tools-azure-fips-6.8 (6.8.0-1059.65+fips1) @ noble2026-07-16ubuntu
ubuntulinux-tools-azure-edge (6.8.0-1059.65~22.04.1) @ jammy2026-07-16ubuntu
ubuntulinux-tools-lowlatency-hwe-22.04-edge (6.8.0-134.134.1~22.04.1) @ jammy2026-07-16ubuntu

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

(10)

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 / 34× 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 102 total refreshes for this CVE.

  1. 2026-07-22 14:08 UTCEPSS rescore
  2. 2026-07-19 02:29 UTCEPSS rescore
  3. 2026-07-16 17:03 UTCEPSS rescore
  4. 2026-07-16 02:44 UTCVendor advisory
  5. 2026-07-16 02:44 UTCGHSA enrichment
  6. 2026-07-15 02:00 UTCEPSS rescore
  7. 2026-07-13 06:13 UTCEPSS rescore
  8. 2026-07-11 19:37 UTCVendor advisory
  9. 2026-07-11 19:37 UTCGHSA enrichment
  10. 2026-07-08 18:00 UTCGHSA enrichment
  11. 2026-07-08 15:16 UTCEPSS rescore
  12. 2026-07-07 13:46 UTCEPSS rescore
  13. 2026-07-06 02:23 UTCEPSS rescore
  14. 2026-07-02 10:25 UTCVendor advisory
  15. 2026-07-02 10:24 UTCGHSA enrichment
  16. 2026-07-01 03:11 UTCVendor advisory
  17. 2026-07-01 03:11 UTCGHSA enrichment
  18. 2026-06-30 01:33 UTCVendor advisory
  19. 2026-06-30 01:33 UTCGHSA enrichment
  20. 2026-06-28 22:56 UTCVendor advisory
  21. 2026-06-28 22:56 UTCGHSA enrichment
  22. 2026-06-28 04:56 UTCEPSS rescore
  23. 2026-06-28 04:56 UTCEPSS rescore
  24. 2026-06-27 21:16 UTCVendor advisory
  25. 2026-06-27 21:16 UTCGHSA enrichment
Show 75 more
  1. 2026-06-27 03:08 UTCEPSS rescore
  2. 2026-06-26 19:39 UTCVendor advisory
  3. 2026-06-26 19:38 UTCGHSA enrichment
  4. 2026-06-25 18:00 UTCVendor advisory
  5. 2026-06-25 18:00 UTCGHSA enrichment
  6. 2026-06-24 16:23 UTCVendor advisory
  7. 2026-06-24 16:22 UTCGHSA enrichment
  8. 2026-06-23 21:33 UTCEPSS rescore
  9. 2026-06-23 21:33 UTCEPSS rescore
  10. 2026-06-21 01:59 UTCEPSS rescore
  11. 2026-06-21 01:59 UTCEPSS rescore
  12. 2026-06-18 17:52 UTCEPSS rescore
  13. 2026-06-18 17:52 UTCEPSS rescore
  14. 2026-06-18 02:59 UTCVendor advisory
  15. 2026-06-18 02:59 UTCGHSA enrichment
  16. 2026-06-17 17:53 UTCEPSS rescore
  17. 2026-06-17 01:21 UTCVendor advisory
  18. 2026-06-17 01:21 UTCGHSA enrichment
  19. 2026-06-16 17:53 UTCEPSS rescore
  20. 2026-06-15 23:45 UTCVendor advisory
  21. 2026-06-15 23:45 UTCGHSA enrichment
  22. 2026-06-15 17:49 UTCEPSS rescore
  23. 2026-06-15 17:49 UTCEPSS rescore
  24. 2026-06-14 23:18 UTCEPSS rescore
  25. 2026-06-14 22:07 UTCVendor advisory
  26. 2026-06-14 22:07 UTCGHSA enrichment
  27. 2026-06-13 23:00 UTCEPSS rescore
  28. 2026-06-13 20:28 UTCGHSA enrichment
  29. 2026-06-12 23:12 UTCEPSS rescore
  30. 2026-06-12 23:12 UTCEPSS rescore
  31. 2026-06-12 18:50 UTCVendor advisory
  32. 2026-06-12 18:49 UTCGHSA enrichment
  33. 2026-06-11 17:13 UTCVendor advisory
  34. 2026-06-11 17:12 UTCGHSA enrichment
  35. 2026-06-11 14:00 UTCEPSS rescore
  36. 2026-06-10 22:18 UTCEPSS rescore
  37. 2026-06-10 15:35 UTCVendor advisory
  38. 2026-06-10 15:35 UTCGHSA enrichment
  39. 2026-06-10 13:22 UTCEPSS rescore
  40. 2026-06-10 13:22 UTCEPSS rescore
  41. 2026-06-09 13:58 UTCVendor advisory
  42. 2026-06-09 13:58 UTCGHSA enrichment
  43. 2026-06-08 14:17 UTCEPSS rescore
  44. 2026-06-08 14:17 UTCEPSS rescore
  45. 2026-06-08 12:22 UTCVendor advisory
  46. 2026-06-08 12:21 UTCGHSA enrichment
  47. 2026-06-07 15:25 UTCEPSS rescore
  48. 2026-06-07 15:25 UTCEPSS rescore
  49. 2026-06-07 10:44 UTCVendor advisory
  50. 2026-06-07 10:44 UTCGHSA enrichment
  51. 2026-06-06 13:47 UTCEPSS rescore
  52. 2026-06-06 13:47 UTCEPSS rescore
  53. 2026-06-06 09:07 UTCVendor advisory
  54. 2026-06-06 09:07 UTCGHSA enrichment
  55. 2026-06-05 22:47 UTCEPSS rescore
  56. 2026-06-05 07:30 UTCVendor advisory
  57. 2026-06-05 07:30 UTCGHSA enrichment
  58. 2026-06-05 06:10 UTCEPSS rescore
  59. 2026-06-05 06:10 UTCEPSS rescore
  60. 2026-06-04 13:12 UTCEPSS rescore
  61. 2026-06-04 13:12 UTCEPSS rescore
  62. 2026-06-04 05:53 UTCVendor advisory
  63. 2026-06-04 05:53 UTCGHSA enrichment
  64. 2026-06-03 04:16 UTCVendor advisory
  65. 2026-06-03 04:16 UTCGHSA enrichment
  66. 2026-06-02 20:13 UTCEPSS rescore
  67. 2026-06-02 02:39 UTCGHSA enrichment
  68. 2026-06-01 13:52 UTCEPSS rescore
  69. 2026-06-01 13:52 UTCEPSS rescore
  70. 2026-06-01 01:02 UTCGHSA enrichment
  71. 2026-05-31 22:30 UTCEPSS rescore
  72. 2026-05-31 22:30 UTCEPSS rescore
  73. 2026-05-31 00:16 UTCEPSS rescore
  74. 2026-05-31 00:16 UTCEPSS rescore
  75. 2026-05-29 13:44 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 0.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
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.

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