CVE-2026-31417
net/x25: Fix overflow when accumulating packets
Description
In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix overflow when accumulating packets Add a check to ensure that `x25_sock.fraglen` does not overflow. The `fraglen` also needs to be resetted when purging `fragment_queue` in `x25_clear_queues()`.
INFO
Published Date :
April 13, 2026, 2:16 p.m.
Last Modified :
April 13, 2026, 3:01 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products
The following products are affected by CVE-2026-31417
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 kernel patch for net/x25.
- Ensure fraglen is reset when purging fragment_queue.
- Update the Linux kernel to the patched version.
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-2026-31417.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-31417 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-2026-31417
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-2026-31417 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-31417 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. 13, 2026
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix overflow when accumulating packets Add a check to ensure that `x25_sock.fraglen` does not overflow. The `fraglen` also needs to be resetted when purging `fragment_queue` in `x25_clear_queues()`. Added Reference https://git.kernel.org/stable/c/1734bd85c5e0a7a801295b729efb56b009cb8fc3 Added Reference https://git.kernel.org/stable/c/4e2d1bcef78d21247fe8fef13bc7ed95885df2b5 Added Reference https://git.kernel.org/stable/c/6e568835ea54a3e1d08e310e34f95d434e739477 Added Reference https://git.kernel.org/stable/c/8c92969c197b91c134be27dc3afb64ab468853a9 Added Reference https://git.kernel.org/stable/c/a1822cb524e89b4cd2cf0b82e484a2335496a6d9 Added Reference https://git.kernel.org/stable/c/f953f11ccf4afe6feb635c08145f4240d9a6b544