CVE-2026-47330
Use of uninitialized value in Ubuntu Linux AppArmor notification handling
CVSS Score
3.3
EPSS Score
0.0%
EPSS Percentile
0th
Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an uninitialized variable in notification handling code. The bug can be triggered by an unprivileged local user and can result in the incorrect caching of AppArmor notification responses.
| CWE | CWE-457 |
| Vendor | canonical |
| Product | ubuntu linux |
| Ecosystems | |
| Industries | Technology |
| Published | May 28, 2026 |
| Last Updated | May 28, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
Affected Versions
Canonical / Ubuntu Linux
6.8.0 < 6.8.0-124.124 6.17.0 < 6.17.0-35.35 7.0.0 < 7.0.0-22.22
References
Credits
Tristan Madani (@TristanInSec), Talence Security