# CVE-2026-47334

## Summary

- **CVE ID:** CVE-2026-47334
- **Severity:** MEDIUM
- **CVSS Score:** 5.5 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
- **CWE:** CWE-833
- **Published:** May 28, 2026
- **Last Modified:** May 28, 2026

## Description

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.

## Affected Products

- Canonical — Ubuntu Linux (6.8.0)
- Canonical — Ubuntu Linux (6.17.0)
- Canonical — Ubuntu Linux (7.0.0)

## References

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

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.08%
- **EPSS Percentile:** 0.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._