Riskcovery

CVE-2022-50443

drm/rockchip: lvds: fix PM usage counter unbalance in poweron

State
Published
Severity
Not scored
Published
Oct 1, 2025
Updated
May 11, 2026
Reserved
Sep 17, 2025

Read the record on cve.org

Description

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

drm/rockchip: lvds: fix PM usage counter unbalance in poweron

pm_runtime_get_sync will increment pm usage counter even it failed. Forgetting to putting operation will result in reference leak here. We fix it by replacing it with the newest pm_runtime_resume_and_get to keep usage counter balanced.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 34cc0aa2545603560c79aaea3340d8ff3a71bd10 to before 110bf15825edf4f20bc4e56aba624297861b06abAffected
  • 34cc0aa2545603560c79aaea3340d8ff3a71bd10 to before f6ed73db390319b248b91a6325da1a48ad85e0d1Affected
  • 34cc0aa2545603560c79aaea3340d8ff3a71bd10 to before 589a911980b730feadb9c430bc0747a118b04dd8Affected
  • 34cc0aa2545603560c79aaea3340d8ff3a71bd10 to before 12a9b4c4ebd9a0ba856370e088564af83cffd565Affected
  • 34cc0aa2545603560c79aaea3340d8ff3a71bd10 to before 4dba27f1a14592ac4cf71c3bc1cc1fd05dea8015Affected
LinuxLinux
  • 4.15Affected
  • before 4.15Not affected
  • 5.10.163 through 5.10.*Not affected
  • 5.15.86 through 5.15.*Not affected
  • 6.0.16 through 6.0.*Not affected
  • 6.1.2 through 6.1.*Not affected
  • 6.2 and laterNot affected

References

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