CVE-2026-31549
i2c: cp2615: fix serial string NULL-deref at probe
Description
In the Linux kernel, the following vulnerability has been resolved: i2c: cp2615: fix serial string NULL-deref at probe The cp2615 driver uses the USB device serial string as the i2c adapter name but does not make sure that the string exists. Verify that the device has a serial number before accessing it to avoid triggering a NULL-pointer dereference (e.g. with malicious devices).
INFO
Published Date :
April 24, 2026, 3:16 p.m.
Last Modified :
April 24, 2026, 3:16 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products
The following products are affected by CVE-2026-31549
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
- Verify device serial number exists before accessing.
- Ensure driver handles missing serial strings gracefully.
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-2026-31549.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-31549 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-2026-31549
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-2026-31549 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-31549 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
Apr. 24, 2026
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: i2c: cp2615: fix serial string NULL-deref at probe The cp2615 driver uses the USB device serial string as the i2c adapter name but does not make sure that the string exists. Verify that the device has a serial number before accessing it to avoid triggering a NULL-pointer dereference (e.g. with malicious devices). Added Reference https://git.kernel.org/stable/c/13ccf9b106bba121728f1625c4375a1bd8f5c5a3 Added Reference https://git.kernel.org/stable/c/4a22af879172336370ae3e81e7f65fb2f69472ee Added Reference https://git.kernel.org/stable/c/69aece634a7eebafd9a596e5494d52facf6f26ec Added Reference https://git.kernel.org/stable/c/a9778298f47036866ea15eeb17242e8a4612580f Added Reference https://git.kernel.org/stable/c/aa79f996eb41e95aed85a1bd7f56bcd6a3842008 Added Reference https://git.kernel.org/stable/c/e68c267787778bcdf3d91b06f794faaba7f0d1d1 Added Reference https://git.kernel.org/stable/c/efe996bcfe50c2dcc6cf65c574285713b722ced7