CVE-2025-38258
BaseFortify
Publication date: 2025-07-09
Last updated on: 2025-11-19
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 | 6.16 |
| linux | linux_kernel | 6.16 |
| linux | linux_kernel | 6.16 |
| linux | linux_kernel | From 5.15.160 (inc) to 5.16 (inc) |
| linux | linux_kernel | From 5.15.160 (inc) to 5.16 (inc) |
| 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 occurs in the Linux kernel's memory management subsystem where a function called memcg_path_store() assigns a new memory buffer to a filter's memcg_path without freeing the previously allocated buffer. This causes a memory leak because the old memory is not deallocated when new data is written, allowing users to continuously write data and leak kernel memory.
How can this vulnerability impact me? :
The vulnerability can lead to kernel memory leaks, which may degrade system performance or stability over time. In some cases, memory leaks can be exploited to cause denial of service or potentially aid in further attacks by exhausting kernel memory resources.