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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.

PUBLISHED Reserved 2025-09-17 | Published 2025-10-01 | Updated 2025-10-01 | Assigner Linux

Product status

Default status
unaffected

34cc0aa2545603560c79aaea3340d8ff3a71bd10 before 110bf15825edf4f20bc4e56aba624297861b06ab
affected

34cc0aa2545603560c79aaea3340d8ff3a71bd10 before f6ed73db390319b248b91a6325da1a48ad85e0d1
affected

34cc0aa2545603560c79aaea3340d8ff3a71bd10 before 589a911980b730feadb9c430bc0747a118b04dd8
affected

34cc0aa2545603560c79aaea3340d8ff3a71bd10 before 12a9b4c4ebd9a0ba856370e088564af83cffd565
affected

34cc0aa2545603560c79aaea3340d8ff3a71bd10 before 4dba27f1a14592ac4cf71c3bc1cc1fd05dea8015
affected

Default status
affected

4.15
affected

Any version before 4.15
unaffected

5.10.163
unaffected

5.15.86
unaffected

6.0.16
unaffected

6.1.2
unaffected

6.2
unaffected

References

git.kernel.org/...c/110bf15825edf4f20bc4e56aba624297861b06ab

git.kernel.org/...c/f6ed73db390319b248b91a6325da1a48ad85e0d1

git.kernel.org/...c/589a911980b730feadb9c430bc0747a118b04dd8

git.kernel.org/...c/12a9b4c4ebd9a0ba856370e088564af83cffd565

git.kernel.org/...c/4dba27f1a14592ac4cf71c3bc1cc1fd05dea8015

cve.org (CVE-2022-50443)

nvd.nist.gov (CVE-2022-50443)

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