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CVE-2022-50514
usb: gadget: f_hid: fix refcount leak on error path
Description

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: f_hid: fix refcount leak on error path When failing to allocate report_desc, opts->refcnt has already been incremented so it needs to be decremented to avoid leaving the options structure permanently locked.

INFO

Published Date :

Oct. 7, 2025, 4:15 p.m.

Last Modified :

Oct. 8, 2025, 7:38 p.m.

Remotely Exploit :

No

Source :

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

The following products are affected by CVE-2022-50514 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
Fix a reference count leak in the USB gadget HID driver's error handling path.
  • Update the Linux kernel to the fixed version.
  • Ensure proper reference counting in error handling.
  • Test the USB gadget functionality after updating.
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-2022-50514.

URL Resource
https://git.kernel.org/stable/c/216437dd64fce36791a3b6cc8f8013df36856958
https://git.kernel.org/stable/c/70a3288a7586526315105c699b687d78cd32559a
https://git.kernel.org/stable/c/80dc47e751a837106c09bec73964ff8f7ea280b4
https://git.kernel.org/stable/c/95412c932b3c9e8cc4431dac4fac8fcd80d54982
https://git.kernel.org/stable/c/9d4a0aca8a75550d3456c8de339a341dc4536ec5
https://git.kernel.org/stable/c/ba78f7c10606719f702c04a15fb0471507b32d7b
https://git.kernel.org/stable/c/e88b89a096af0001bcff6bf7ad2feb1486487173
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-50514 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-2022-50514 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-2022-50514 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-2022-50514 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. 07, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: usb: gadget: f_hid: fix refcount leak on error path When failing to allocate report_desc, opts->refcnt has already been incremented so it needs to be decremented to avoid leaving the options structure permanently locked.
    Added Reference https://git.kernel.org/stable/c/216437dd64fce36791a3b6cc8f8013df36856958
    Added Reference https://git.kernel.org/stable/c/70a3288a7586526315105c699b687d78cd32559a
    Added Reference https://git.kernel.org/stable/c/80dc47e751a837106c09bec73964ff8f7ea280b4
    Added Reference https://git.kernel.org/stable/c/95412c932b3c9e8cc4431dac4fac8fcd80d54982
    Added Reference https://git.kernel.org/stable/c/9d4a0aca8a75550d3456c8de339a341dc4536ec5
    Added Reference https://git.kernel.org/stable/c/ba78f7c10606719f702c04a15fb0471507b32d7b
    Added Reference https://git.kernel.org/stable/c/e88b89a096af0001bcff6bf7ad2feb1486487173
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.