CVE-2022-49069: drm/amd/display: Fix by adding FPU protection for dcn30_internal_validate_bw

Published Feb 26, 2025
·
Updated

drm/amd/display: Fix by adding FPU protection for dcn30internalvalidatebw

Affected Software

5 affected components
Linux Linux kernel
Linux Linux kernel>=4.15<5.16.20
Linux Linux kernel>=5.17<5.17.3
Linux Linux kernel=5.18-rc1
Microsoft cbl2 kernel 5.15.186.1-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Configuration

    Avoid using DRM debug logs value 0x1f on affected kernels, since the issue is described as observed when drm debug logs are enabled and set to 0x1f.

    Linux kernel DRM debug logs drm debug logs = 0x1f

Event History

Feb 26, 2025
CVE Published
via MITRE·01:54 AM
Data Sourced
via MITRE·01:54 AM
Description
Data Sourced
via NVD·07:00 AM
RemedyDescriptionSeverityAffected Software
Oct 16, 2025
Data Sourced
via Microsoft·01:01 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·01:01 AM
DescriptionSeverity

Frequently Asked Questions

1

What is the severity of CVE-2022-49069?

CVE-2022-49069 is classified as a high-severity vulnerability due to its potential to cause general protection faults in the Linux kernel.

2

How do I fix CVE-2022-49069?

To fix CVE-2022-49069, update your Linux kernel to the latest stable version that addresses the vulnerability.

3

What is the impact of CVE-2022-49069?

The impact of CVE-2022-49069 includes potential crashes or instability when running applications that utilize the display manager.

4

Which versions of the Linux kernel are affected by CVE-2022-49069?

CVE-2022-49069 affects Linux kernel versions between 4.15 and 5.16.20, as well as certain 5.17 versions.

5

How can I determine if my system is vulnerable to CVE-2022-49069?

You can determine vulnerability by checking your Linux kernel version and confirming it falls within the affected range.

Contact

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