Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.15, < 5.10.163 |
References
- https://git.kernel.org/stable/c/110bf15825edf4f20bc4e56aba624297861b06abPatch
- https://git.kernel.org/stable/c/12a9b4c4ebd9a0ba856370e088564af83cffd565Patch
- https://git.kernel.org/stable/c/4dba27f1a14592ac4cf71c3bc1cc1fd05dea8015Patch
- https://git.kernel.org/stable/c/589a911980b730feadb9c430bc0747a118b04dd8Patch
- https://git.kernel.org/stable/c/f6ed73db390319b248b91a6325da1a48ad85e0d1Patch
FAQ
What is CVE-2022-50443?
CVE-2022-50443 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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. ...
How severe is CVE-2022-50443?
CVE-2022-50443 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-50443?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.