Bug 2320476 (CVE-2024-50004) - CVE-2024-50004 kernel: drm/amd/display: update DML2 policy EnhancedPrefetchScheduleAccelerationFinal DCN35
Summary: CVE-2024-50004 kernel: drm/amd/display: update DML2 policy EnhancedPrefetchSc...
Keywords:
Status: NEW
Alias: CVE-2024-50004
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2320934
Blocks:
TreeView+ depends on / blocked
 
Reported: 2024-10-21 19:04 UTC by OSIDB Bzimport
Modified: 2024-10-22 11:49 UTC (History)
4 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2024-10-21 19:04:33 UTC 
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)
Comment 1 Michal Findra 2024-10-22 11:45:35 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024102108-CVE-2024-50004-101e@gregkh/T
Note You need to log in before you can comment on or make changes to this bug.