What’s Vulnerable › Vulnerabilities

CVE-2025-68207: drm/xe/guc: Synchronize Dead CT worker with unbind

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-16 · updated 2026-10-15

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)

Affected products

• Linux kernel: from 6.12.37 before 6.12.59; 6.13 — fixed in 6.12.59, 6.18

How to fix

Upgrade to a fixed version: Linux kernel 6.12.59, 6.18. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/35959ab7d16b618616edf6df882a4533d2efe193
• https://git.kernel.org/stable/c/95af8f4fdce8349a5fe75264007f1af2aa1082ea
• https://git.kernel.org/stable/c/ce6ccf8e881a919bf902174ac879f80c97669498

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