CVE-2023-53495
net: ethernet: mvpp2_main: fix possible OOB write in mvpp2_ethtool_get_rxnfc()
Description
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mvpp2_main: fix possible OOB write in mvpp2_ethtool_get_rxnfc() rules is allocated in ethtool_get_rxnfc and the size is determined by rule_cnt from user space. So rule_cnt needs to be check before using rules to avoid OOB writing or NULL pointer dereference.
INFO
Published Date :
Oct. 1, 2025, 12:15 p.m.
Last Modified :
Oct. 1, 2025, 12:15 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products
The following products are affected by CVE-2023-53495
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
- Validate user-supplied rule count before use.
- Ensure proper allocation and bounds checking.
- Apply kernel updates addressing this issue.
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-2023-53495.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-53495 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-2023-53495
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-2023-53495 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-53495 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
Oct. 01, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mvpp2_main: fix possible OOB write in mvpp2_ethtool_get_rxnfc() rules is allocated in ethtool_get_rxnfc and the size is determined by rule_cnt from user space. So rule_cnt needs to be check before using rules to avoid OOB writing or NULL pointer dereference. Added Reference https://git.kernel.org/stable/c/349638f7e5d3c7d328565587bb7b0454bbee02e2 Added Reference https://git.kernel.org/stable/c/51fe0a470543f345e3c62b6798929de3ddcedc1d Added Reference https://git.kernel.org/stable/c/5bb09dddc724c5f7c4dc6dd3bfebd685eecd93e8 Added Reference https://git.kernel.org/stable/c/61054a8ddb176b155a8f2bacdfefb3727187f5d9 Added Reference https://git.kernel.org/stable/c/625b70d31dd4df4b96b3ddcbe251debb33bd67f5 Added Reference https://git.kernel.org/stable/c/ba6673824efa3dc198b04a54e69dce480066d7d9