Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected 34cc0aa2545603560c79aaea3340d8ff3a71bd10 before 110bf15825edf4f20bc4e56aba624297861b06ab; affected 34cc0aa2545603560c79aaea3340d8ff3a71bd10 before f6ed73db390319b248b91a6325da1a48ad85e0d1; affected 34cc0aa2545603560c79aaea3340d8ff3a71bd10 before 589a911980b730feadb9c430bc0747a118b04dd8; affected 34cc0aa2545603560c79aaea3340d8ff3a71bd10 before 12a9b4c4ebd9a0ba856370e088564af83cffd565; affected 34cc0aa2545603560c79aaea3340d8ff3a71bd10 before 4dba27f1a14592ac4cf71c3bc1cc1fd05dea8015 |
| Linux / Linux | affected 4.15; unaffected 0 before 4.15; unaffected 5.10.163 through 5.10.*; unaffected 5.15.86 through 5.15.*; unaffected 6.0.16 through 6.0.*; unaffected 6.1.2 through 6.1.*; unaffected 6.2 through * |
CWE
No CWE identifiers supplied.
References
- https://git.kernel.org/stable/c/110bf15825edf4f20bc4e56aba624297861b06ab
- https://git.kernel.org/stable/c/f6ed73db390319b248b91a6325da1a48ad85e0d1
- https://git.kernel.org/stable/c/589a911980b730feadb9c430bc0747a118b04dd8
- https://git.kernel.org/stable/c/12a9b4c4ebd9a0ba856370e088564af83cffd565
- https://git.kernel.org/stable/c/4dba27f1a14592ac4cf71c3bc1cc1fd05dea8015