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CVE-2022-50188
Linux Kernel - Meson DRM Encoder Reference Count Leak Vulnerability
Description

In the Linux kernel, the following vulnerability has been resolved: drm/meson: Fix refcount leak in meson_encoder_hdmi_init of_find_device_by_node() takes reference, we should use put_device() to release it when not need anymore. Add missing put_device() in error path to avoid refcount leak.

INFO

Published Date :

June 18, 2025, 11:15 a.m.

Last Modified :

June 18, 2025, 1:47 p.m.

Remotely Exploit :

No

Source :

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

The following products are affected by CVE-2022-50188 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
Apply kernel patches to fix refcount leaks in DRM/Meson HDMI initialization.
  • Update the Linux kernel to include the fix.
  • Review DRM/Meson driver code for similar issues.
  • Test the updated kernel for stability.
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-2022-50188.

URL Resource
https://git.kernel.org/stable/c/50446ac34545580d073ff0dd154b796726772668
https://git.kernel.org/stable/c/7381076809586528e2a812a709e2758916318a99
https://git.kernel.org/stable/c/79b15eb0aa059b3a5bc60364ce82eb2cefac80db
https://git.kernel.org/stable/c/bfcca6234b2a36d213f0cc1c127becc17680f7df
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-50188 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-2022-50188 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-2022-50188 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-2022-50188 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

    Jun. 18, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: drm/meson: Fix refcount leak in meson_encoder_hdmi_init of_find_device_by_node() takes reference, we should use put_device() to release it when not need anymore. Add missing put_device() in error path to avoid refcount leak.
    Added Reference https://git.kernel.org/stable/c/50446ac34545580d073ff0dd154b796726772668
    Added Reference https://git.kernel.org/stable/c/7381076809586528e2a812a709e2758916318a99
    Added Reference https://git.kernel.org/stable/c/79b15eb0aa059b3a5bc60364ce82eb2cefac80db
    Added Reference https://git.kernel.org/stable/c/bfcca6234b2a36d213f0cc1c127becc17680f7df
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.