CVE-2025-39811
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-09-16
Last updated on: 2025-12-02
Assigner: kernel.org
Description
Description
In the Linux kernel, the following vulnerability has been resolved:
drm/xe/vm: Clear the scratch_pt pointer on error
Avoid triggering a dereference of an error pointer on cleanup in
xe_vm_free_scratch() by clearing any scratch_pt error pointer.
(cherry picked from commit 358ee50ab565f3c8ea32480e9d03127a81ba32f8)
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | From 6.8 (inc) to 6.12.45 (exc) |
| linux | linux_kernel | From 6.13 (inc) to 6.16.5 (exc) |
| linux | linux_kernel | 6.17 |
| linux | linux_kernel | 6.17 |
| linux | linux_kernel | 6.17 |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-476 | The product dereferences a pointer that it expects to be valid but is NULL. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability in the Linux kernel involves the drm/xe/vm component where an error pointer (scratch_pt) was not cleared properly on error. This could lead to a dereference of an error pointer during cleanup in the xe_vm_free_scratch() function. The fix involved clearing the scratch_pt pointer on error to avoid this issue.
How can this vulnerability impact me? :
The vulnerability could cause the Linux kernel to dereference an invalid error pointer during cleanup, potentially leading to system instability, crashes, or unexpected behavior in the drm/xe/vm subsystem.
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