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CVE-2024-50004: drm/amd/display: update DML2 policy EnhancedPrefetchScheduleAccelerationFinal DCN35

Description

In the Linux kernel, the following vulnerability has been resolved:

drm/amd/display: update DML2 policy EnhancedPrefetchScheduleAccelerationFinal DCN35

[WHY & HOW]
Mismatch in DCN35 DML2 cause bw validation failed to acquire unexpected DPP pipe to cause
grey screen and system hang. Remove EnhancedPrefetchScheduleAccelerationFinal value override
to match HW spec.

(cherry picked from commit 9dad21f910fcea2bdcff4af46159101d7f9cd8ba)

Classification

CVE ID: CVE-2024-50004

Affected Products

Vendor: Linux

Product: Linux

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.04% (probability of being exploited)

EPSS Percentile: 5.03% (scored less or equal to compared to others)

EPSS Date: 2025-02-14 (when was this score calculated)

References

https://git.kernel.org/stable/c/945dc25eda88b5d6e30c9686dc619ab981c22d0e
https://git.kernel.org/stable/c/4010efc8516899981cc3b57be2d4a2d5d9e50228
https://git.kernel.org/stable/c/0d5e5e8a0aa49ea2163abf128da3b509a6c58286

Timeline