CVE-2026-47326
Received
Received - Intake
Memory Leak in Ubuntu Linux Kernel
Publication date: 2026-05-28
Last updated on: 2026-05-28
Assigner: Canonical Ltd.
Description
Description
Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a memory leak in the handling of big responses to AppArmor notifications. The bug can be triggered by an unprivileged local user. The memory leak could lead to resource exhaustion.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| ubuntu | linux | 6.8 |
| ubuntu | linux | 6.17 |
| ubuntu | linux | 7.0 |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-401 | The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in Ubuntu Linux versions 6.8, 6.17, and 7.0 where SAUCE patches have a memory leak issue. The leak occurs when handling large responses to AppArmor notifications. It can be triggered by an unprivileged local user.
The memory leak may cause resource exhaustion on the affected system.
How can this vulnerability impact me? :
The primary impact of this vulnerability is resource exhaustion due to the memory leak. This could degrade system performance or potentially cause denial of service conditions.
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