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CVE-2022-50139
Aspeed USB Refcount Leak
Description

In the Linux kernel, the following vulnerability has been resolved: usb: aspeed-vhub: Fix refcount leak bug in ast_vhub_init_desc() We should call of_node_put() for the reference returned by of_get_child_by_name() which has increased the refcount.

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-2022-50139 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 updates to fix a reference count leak in ast_vhub_init_desc.
  • Update the Linux kernel to the latest version.
  • Apply the provided patch for the aspeed-vhub driver.
  • Recompile and install the kernel with the fix.
  • Reboot the system to load the updated kernel.
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-2022-50139.

URL Resource
https://git.kernel.org/stable/c/0e0a40c803643f4edc30f0660f2f3bea4d57a99a
https://git.kernel.org/stable/c/220fafb4ed04187e9c17be4152da5a7f2ffbdd8c
https://git.kernel.org/stable/c/3503305225ca24c3229414c769323fb8bf39b4bf
https://git.kernel.org/stable/c/4070f3c83cd28267f469a59751480ad39435f26a
https://git.kernel.org/stable/c/e6db5780c2bf6e23be7b315809ef349b4b4f2213
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-50139 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-2022-50139 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-2022-50139 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-2022-50139 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: usb: aspeed-vhub: Fix refcount leak bug in ast_vhub_init_desc() We should call of_node_put() for the reference returned by of_get_child_by_name() which has increased the refcount.
    Added Reference https://git.kernel.org/stable/c/0e0a40c803643f4edc30f0660f2f3bea4d57a99a
    Added Reference https://git.kernel.org/stable/c/220fafb4ed04187e9c17be4152da5a7f2ffbdd8c
    Added Reference https://git.kernel.org/stable/c/3503305225ca24c3229414c769323fb8bf39b4bf
    Added Reference https://git.kernel.org/stable/c/4070f3c83cd28267f469a59751480ad39435f26a
    Added Reference https://git.kernel.org/stable/c/e6db5780c2bf6e23be7b315809ef349b4b4f2213
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.