CVE-2026-23024
BaseFortify
Publication date: 2026-01-31
Last updated on: 2026-03-25
Assigner: kernel.org
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | 6.19 |
| linux | linux_kernel | 6.19 |
| linux | linux_kernel | 6.19 |
| linux | linux_kernel | 6.19 |
| linux | linux_kernel | 6.19 |
| linux | linux_kernel | 6.19 |
| linux | linux_kernel | 6.19 |
| linux | linux_kernel | 6.19 |
| linux | linux_kernel | 6.17 |
| linux | linux_kernel | From 6.17.1 (inc) to 6.18.6 (exc) |
Helpful Resources
Exploitability
| 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 is a memory leak in the Linux kernel related to the idpf module's flow steering list. When the module is removed (rmmod) while there are still active entries in the flow steering list, the memory allocated for these entries is not properly freed, causing a memory leak. The fix involves iterating through the list during module removal to free the associated memory and adding a spinlock to protect the list from concurrent access.
How can this vulnerability impact me? :
The memory leak caused by this vulnerability can lead to increased memory usage over time, potentially degrading system performance or causing resource exhaustion if the module is frequently removed without proper cleanup. This could affect system stability and reliability.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, update the Linux kernel to a version where the idpf module properly frees the flow steer list memory during module removal. Avoid removing the idpf module while flow steering rules are active to prevent memory leaks.