CVE-2025-68207
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-12-16

Last updated on: 2025-12-18

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: drm/xe/guc: Synchronize Dead CT worker with unbind Cancel and wait for any Dead CT worker to complete before continuing with device unbinding. Else the worker will end up using resources freed by the undind operation. (cherry picked from commit 492671339114e376aaa38626d637a2751cdef263)
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Meta Information
Published
2025-12-16
Last Modified
2025-12-18
Generated
2026-06-16
AI Q&A
2025-12-16
EPSS Evaluated
2026-06-15
NVD
CVE-2025-68207
EUVD
EUVD-2025-203689
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
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Mitigation Strategies

Apply the updated Linux kernel patch that includes the fix for synchronizing the Dead CT worker with device unbinding. This ensures that any Dead CT worker completes before unbinding continues, preventing use of freed resources.

Executive Summary

This vulnerability in the Linux kernel involves the drm/xe/guc component where a Dead CT worker is not properly synchronized with the device unbinding process. Specifically, the system fails to cancel and wait for any Dead CT worker to complete before continuing with device unbinding. As a result, the worker may attempt to use resources that have already been freed by the unbind operation, potentially causing instability or crashes.

Impact Analysis

The vulnerability can lead to system instability or crashes because the Dead CT worker might access resources that have been freed during device unbinding. This can cause unexpected behavior or failures in the system, potentially affecting the reliability of the Linux kernel and any dependent applications or services.

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