Bug 2373635 (CVE-2022-49969) - CVE-2022-49969 kernel: drm/amd/display: clear optc underflow before turn off odm clock
Summary: CVE-2022-49969 kernel: drm/amd/display: clear optc underflow before turn off ...
Keywords:
Status: NEW
Alias: CVE-2022-49969
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:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-06-18 12:11 UTC by OSIDB Bzimport
Modified: 2025-10-20 13:27 UTC (History)
4 users (show)

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

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2025:17159 0 None None None 2025-10-01 18:10:19 UTC
Red Hat Product Errata RHSA-2025:17192 0 None None None 2025-10-01 19:16:53 UTC
Red Hat Product Errata RHSA-2025:18043 0 None None None 2025-10-15 00:25:00 UTC

Description OSIDB Bzimport 2025-06-18 12:11:37 UTC 
In the Linux kernel, the following vulnerability has been resolved:

drm/amd/display: clear optc underflow before turn off odm clock

[Why]
After ODM clock off, optc underflow bit will be kept there always and clear not work.
We need to clear that before clock off.

[How]
Clear that if have when clock off.
Comment 1 Avinash Hanwate 2025-06-19 00:14:16 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025061816-CVE-2022-49969-fd54@gregkh/T
Comment 6 errata-xmlrpc 2025-10-01 18:10:18 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions

Via RHSA-2025:17159 https://access.redhat.com/errata/RHSA-2025:17159
Comment 7 errata-xmlrpc 2025-10-01 19:16:52 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions

Via RHSA-2025:17192 https://access.redhat.com/errata/RHSA-2025:17192
Comment 8 errata-xmlrpc 2025-10-15 00:24:59 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.6 Telecommunications Update Service

Via RHSA-2025:18043 https://access.redhat.com/errata/RHSA-2025:18043
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