Bug 2422669 (CVE-2025-68207)

Summary: CVE-2025-68207 kernel: drm/xe/guc: Synchronize Dead CT worker with unbind
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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Version: unspecifiedKeywords: Security
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OS: Linux   
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Description OSIDB Bzimport 2025-12-16 14:02:22 UTC 
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)
Comment 1 Alexander B 2025-12-17 04:24:55 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025121632-CVE-2025-68207-c0f2@gregkh/T