CVE-2022-50249
memory: of: Fix refcount leak bug in of_get_ddr_timings()
Description
In the Linux kernel, the following vulnerability has been resolved: memory: of: Fix refcount leak bug in of_get_ddr_timings() We should add the of_node_put() when breaking out of for_each_child_of_node() as it will automatically increase and decrease the refcount.
INFO
Published Date :
Sept. 15, 2025, 2:15 p.m.
Last Modified :
Sept. 15, 2025, 3:21 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products
The following products are affected by CVE-2022-50249
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.
No affected product recoded yet
Solution
- Apply the Linux kernel patch.
- Ensure of_node_put() is called.
- Rebuild and deploy the 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-2022-50249.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-50249 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-2022-50249
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-2022-50249 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-50249 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.
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New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Sep. 15, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: memory: of: Fix refcount leak bug in of_get_ddr_timings() We should add the of_node_put() when breaking out of for_each_child_of_node() as it will automatically increase and decrease the refcount. Added Reference https://git.kernel.org/stable/c/05215fb32010d4afb68fbdbb4d237df6e2d4567b Added Reference https://git.kernel.org/stable/c/1c6cac6fa4d08aea161f83d38117d733b3c3a000 Added Reference https://git.kernel.org/stable/c/2680690f9ce4e6abbb4f559e97271c15b7eeda97 Added Reference https://git.kernel.org/stable/c/62ccab6e3376f8a22167c3b81468ae4f3e7d25f1 Added Reference https://git.kernel.org/stable/c/68c9c4e6495b825be3a8946df1a0148399555fe4 Added Reference https://git.kernel.org/stable/c/85a40bfb8e7a170abcf9dae2c0898a1983e48daa Added Reference https://git.kernel.org/stable/c/a4d0bd4388e1a39df47e8aaa044ef6a7ee626e48 Added Reference https://git.kernel.org/stable/c/a4f7eb83852a65b6f8dea7dcc42b7c76d4d9b0a3 Added Reference https://git.kernel.org/stable/c/daaec4b3fe2297b022c6b2d6bf48b6e5265a60b9