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Vulnerability record · CVE-2026-47334 · published 28 May 2026

CVE-2026-47334: Canonical ubuntu linux vulnerability

Canonical · Ubuntu Linux

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.

5.5 CVSS 3.1 Medium EPSS 0.10% · top 99.1% CWE-833 · CWE-833
5.5CVSS 3.1 base score
0.10%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/noble/commit/?id=f0e73aec23d13a9877fba096b1c2fd19f66e Patch

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Source: NIST National Vulnerability Database (record CVE-2026-47334), CISA KEV, FIRST EPSS (scores of 2026-10-03). This page is refreshed as NVD updates the record.