CVE-2025-38737
BaseFortify
Publication date: 2025-09-05
Last updated on: 2025-11-25
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 | 6.17 |
| linux | linux_kernel | 6.17 |
| 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-908 | The product uses or accesses a resource that has not been initialized. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability in the Linux kernel's CIFS component is caused by an uninitialized variable in the smb3_init_transform_rq() function. The function failed to initialize a buffer to NULL before passing it to netfs_alloc_folioq_buffer(), which assumes it can append to the buffer. Because the buffer was undefined, this could cause a kernel oops (crash). The fix involves initializing the buffer to NULL to ensure a fresh buffer is started.
How can this vulnerability impact me? :
This vulnerability can cause the Linux kernel to crash (kernel oops) when handling CIFS operations, potentially leading to system instability or denial of service.