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CVE-2022-49969

Updated on 18 Jun 2025

Severity

7.8 High severity

Details

CVSS score
7.8
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Links
NISTCIRCLRHELUbuntu

Overview

About vulnerability

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.

Details

Affected product:
AlmaLinux 9.2 ESU , Amazon Linux 2 ELS , CentOS 8.4 ELS , CentOS 8.5 ELS , CentOS Stream 8 ELS , Debian 10 ELS , Oracle Linux 7 ELS , TuxCare 9.6 ESU , Ubuntu 16.04 ELS , Ubuntu 18.04 ELS , Ubuntu 20.04 ELS
Affected packages:
kernel @ 4.18.0 (+10 more)

Fixes

KernelCare state

Live-patch status from KernelCare for each operating system.

Operating system Status Covered kernels
RHEL 8 Planned —
RHEL8 EUS 8.6 Released
50 kernels
  • 4.18.0-372.51.1.el8_6
  • 4.18.0-372.46.1.el8_6
  • 4.18.0-372.41.1.el8_6
  • 4.18.0-372.36.1.el8_6
  • 4.18.0-372.52.1.el8_6
  • 4.18.0-372.57.1.el8_6
  • 4.18.0-372.64.1.el8_6
  • 4.18.0-372.70.1.el8_6
  • 4.18.0-372.75.1.el8_6
  • 4.18.0-372.80.1.el8_6
  • 4.18.0-372.87.1.el8_6
  • 4.18.0-372.91.1.el8_6
  • 4.18.0-372.93.1.el8_6
  • 4.18.0-372.95.1.el8_6
  • 4.18.0-372.98.1.el8_6
  • 4.18.0-372.100.1.el8_6
  • 4.18.0-372.102.1.el8_6
  • 4.18.0-372.105.1.el8_6
  • 4.18.0-372.107.1.el8_6
  • 4.18.0-372.111.1.el8_6
  • 4.18.0-372.118.1.el8_6
  • 4.18.0-372.119.1.el8_6
  • 4.18.0-372.113.1.el8_6
  • 4.18.0-372.109.1.el8_6
  • 4.18.0-372.115.1.el8_6
  • 4.18.0-372.121.1.el8_6
  • 4.18.0-372.123.1.el8_6
  • 4.18.0-372.124.1.el8_6
  • 4.18.0-372.125.1.el8_6
  • 4.18.0-372.126.1.el8_6
  • 4.18.0-372.127.1.el8_6
  • 4.18.0-372.129.1.el8_6
  • 4.18.0-372.131.1.el8_6
  • 4.18.0-372.133.1.el8_6
  • 4.18.0-372.134.1.el8_6
  • 4.18.0-372.137.1.el8_6
  • 4.18.0-372.139.1.el8_6
  • 4.18.0-372.141.1.el8_6
  • 4.18.0-372.142.1.el8_6
  • 4.18.0-372.143.1.el8_6
  • 4.18.0-372.145.1.el8_6
  • 4.18.0-372.149.1.el8_6
  • 4.18.0-372.150.1.el8_6
  • 4.18.0-372.151.1.el8_6
  • 4.18.0-372.153.1.el8_6
  • 4.18.0-372.155.1.el8_6
  • 4.18.0-372.157.1.el8_6
  • 4.18.0-372.158.1.el8_6
  • 4.18.0-372.160.1.el8_6
  • 4.18.0-372.162.1.el8_6
RHEL 9 Will Not Fix —
Ubuntu 18.04 AWS Focal Planned —
Ubuntu 20.04 Planned —
Ubuntu 22.04 Planned —