CVE-2023-53546
BaseFortify
Publication date: 2025-10-04
Last updated on: 2026-03-21
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 | 6.5 |
| linux | linux_kernel | From 5.15.160 (inc) to 5.16 (inc) |
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's mlx5 driver. Specifically, when the function mlx5dr_cmd_create_reformat_ctx calls mlx5_cmd_exec and that call fails, the memory pointed to by 'in' is not released properly, causing a memory leak. The fix involves moving the memory release to occur after the mlx5_cmd_exec call to ensure the memory is freed even if the command execution fails.
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. This could result in system instability or crashes if the leak is significant and persistent.