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CVE-2022-50523
clk: rockchip: Fix memory leak in rockchip_clk_register_pll()
Description

In the Linux kernel, the following vulnerability has been resolved: clk: rockchip: Fix memory leak in rockchip_clk_register_pll() If clk_register() fails, @pll->rate_table may have allocated memory by kmemdup(), so it needs to be freed, otherwise will cause memory leak issue, this patch fixes it.

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-2022-50523 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
Free allocated memory on failure to prevent memory leaks.
  • Apply the provided patch to the Linux kernel.
  • Ensure kml_alloc() memory is freed on error.
  • Recompile and deploy 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-2022-50523.

URL Resource
https://git.kernel.org/stable/c/20201c3a0a32f127fa4bdf379d6ac01c2978702d
https://git.kernel.org/stable/c/26b94635f1c84d7f6cb482179125cb17e59c90a5
https://git.kernel.org/stable/c/5b0a1f1247cd42ac5e0d369f8dbb58762692edee
https://git.kernel.org/stable/c/739a6a6bbdb793bd57938cb24aa5a6df89983546
https://git.kernel.org/stable/c/86e1e080ad14c5fb6c14a5f0eb530b1b38cbc968
https://git.kernel.org/stable/c/dcd4ba068b194c6ef0071491aa3f12bec8c14d5b
https://git.kernel.org/stable/c/f02c1d8dc8d880cbaaf9094b4f396fe868ee23ff
https://git.kernel.org/stable/c/f2ffb8653ea85ae39ce44347751fcc4c3e41f6bb
https://git.kernel.org/stable/c/f4d70c139d313948e02360304a6cbcd3a4f5deb5
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-50523 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-2022-50523 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-2022-50523 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-2022-50523 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: clk: rockchip: Fix memory leak in rockchip_clk_register_pll() If clk_register() fails, @pll->rate_table may have allocated memory by kmemdup(), so it needs to be freed, otherwise will cause memory leak issue, this patch fixes it.
    Added Reference https://git.kernel.org/stable/c/20201c3a0a32f127fa4bdf379d6ac01c2978702d
    Added Reference https://git.kernel.org/stable/c/26b94635f1c84d7f6cb482179125cb17e59c90a5
    Added Reference https://git.kernel.org/stable/c/5b0a1f1247cd42ac5e0d369f8dbb58762692edee
    Added Reference https://git.kernel.org/stable/c/739a6a6bbdb793bd57938cb24aa5a6df89983546
    Added Reference https://git.kernel.org/stable/c/86e1e080ad14c5fb6c14a5f0eb530b1b38cbc968
    Added Reference https://git.kernel.org/stable/c/dcd4ba068b194c6ef0071491aa3f12bec8c14d5b
    Added Reference https://git.kernel.org/stable/c/f02c1d8dc8d880cbaaf9094b4f396fe868ee23ff
    Added Reference https://git.kernel.org/stable/c/f2ffb8653ea85ae39ce44347751fcc4c3e41f6bb
    Added Reference https://git.kernel.org/stable/c/f4d70c139d313948e02360304a6cbcd3a4f5deb5
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.