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CVE-2022-50443
drm/rockchip: lvds: fix PM usage counter unbalance in poweron
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.

INFO

Published Date :

Oct. 1, 2025, 12:15 p.m.

Last Modified :

Oct. 2, 2025, 7:12 p.m.

Remotely Exploit :

No

Source :

416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products

The following products are affected by CVE-2022-50443 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linux linux_kernel
: Total Affected Vendor : 1 | Products : 1
Solution
Update the Linux kernel to resolve a runtime power management reference leak.
  • Apply the latest Linux kernel updates.
  • Ensure power management functions are correctly balanced.
  • Verify reference counters after resuming.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2022-50443.

URL Resource
https://git.kernel.org/stable/c/110bf15825edf4f20bc4e56aba624297861b06ab
https://git.kernel.org/stable/c/12a9b4c4ebd9a0ba856370e088564af83cffd565
https://git.kernel.org/stable/c/4dba27f1a14592ac4cf71c3bc1cc1fd05dea8015
https://git.kernel.org/stable/c/589a911980b730feadb9c430bc0747a118b04dd8
https://git.kernel.org/stable/c/f6ed73db390319b248b91a6325da1a48ad85e0d1
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-50443 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2022-50443 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-50443 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2022-50443 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Oct. 01, 2025

    Action Type Old Value New Value
    Added 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.
    Added Reference https://git.kernel.org/stable/c/110bf15825edf4f20bc4e56aba624297861b06ab
    Added Reference https://git.kernel.org/stable/c/12a9b4c4ebd9a0ba856370e088564af83cffd565
    Added Reference https://git.kernel.org/stable/c/4dba27f1a14592ac4cf71c3bc1cc1fd05dea8015
    Added Reference https://git.kernel.org/stable/c/589a911980b730feadb9c430bc0747a118b04dd8
    Added Reference https://git.kernel.org/stable/c/f6ed73db390319b248b91a6325da1a48ad85e0d1
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
No CVSS metrics available for this vulnerability.