0.0
NA
CVE-2026-43241
ntb: ntb_hw_switchtec: Fix array-index-out-of-bounds access
Description

In the Linux kernel, the following vulnerability has been resolved: ntb: ntb_hw_switchtec: Fix array-index-out-of-bounds access Number of MW LUTs depends on NTB configuration and can be set to MAX_MWS, This patch protects against invalid index out of bounds access to mw_sizes When invalid access print message to user that configuration is not valid.

INFO

Published Date :

May 6, 2026, 12:16 p.m.

Last Modified :

May 6, 2026, 1:07 p.m.

Remotely Exploit :

No

Source :

416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products

The following products are affected by CVE-2026-43241 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 to fix out-of-bounds access related to MW LUT configuration.
  • Update the Linux kernel.
  • Apply the provided patch.
  • Recompile the kernel if necessary.
  • Restart the system to apply changes.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-43241 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-2026-43241 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-2026-43241 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-43241 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

    May. 06, 2026

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: ntb: ntb_hw_switchtec: Fix array-index-out-of-bounds access Number of MW LUTs depends on NTB configuration and can be set to MAX_MWS, This patch protects against invalid index out of bounds access to mw_sizes When invalid access print message to user that configuration is not valid.
    Added Reference https://git.kernel.org/stable/c/0e930420945106151c6eb3d7837b4e6154e9b144
    Added Reference https://git.kernel.org/stable/c/2346856b74823a2a78109002e479a3d02526a9ce
    Added Reference https://git.kernel.org/stable/c/348e1ac9ad983ed7e62de14e1daf47f1695a4ce9
    Added Reference https://git.kernel.org/stable/c/47ce292dd45dc689747c40603222691638919189
    Added Reference https://git.kernel.org/stable/c/740945de896021b9a859e71f38f6aea72a6393cf
    Added Reference https://git.kernel.org/stable/c/85c9daa1f8319bbb3dfee71dc6a2f969cd3b4c92
    Added Reference https://git.kernel.org/stable/c/c8ba7ad2cc1c7b90570aa347b8ebbe279f1eface
    Added Reference https://git.kernel.org/stable/c/ee02c4f980c91820845dd8e469ec7dc670ab6d9d
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.