CVE-2025-38309
BaseFortify
Publication date: 2025-07-10
Last updated on: 2025-11-18
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 | 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 involves the drm/xe virtual memory management. Specifically, during the creation of a virtual memory (vm) instance, the function xe_svm_fini() can be called on an error path before the svm state has been properly initialized by xe_svm_init(). This improper sequence can cause various system crashes (splats) followed by a fatal null pointer dereference (NPD). The fix involved moving the initialization function earlier to prevent this issue.
How can this vulnerability impact me? :
This vulnerability can cause system instability or crashes due to fatal null pointer dereferences in the Linux kernel's drm/xe virtual memory management. Such crashes could lead to denial of service or system downtime, impacting the reliability and availability of affected systems.