CVE-2026-43241: ntb: ntb_hw_switchtec: Fix array-index-out-of-bounds access
In the Linux kernel, the following vulnerability has been resolved:
ntb: ntbhwswitchtec: Fix array-index-out-of-bounds access
Number of MW LUTs depends on NTB configuration and can be set to MAXMWS, This patch protects against invalid index out of bounds access to mwsizes When invalid access print message to user that configuration is not valid.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2026-43241?
CVE-2026-43241 is classified as a medium severity vulnerability due to the potential for array-index-out-of-bounds access in the Linux kernel.
How do I fix CVE-2026-43241?
To fix CVE-2026-43241, it is recommended to update to the latest version of the Linux kernel that includes the patch addressing this vulnerability.
Which systems are affected by CVE-2026-43241?
CVE-2026-43241 affects Linux systems utilizing the ntb_hw_switchtec driver.
What are the consequences of exploiting CVE-2026-43241?
Exploitation of CVE-2026-43241 could lead to potential system crashes or unauthorized access due to memory corruption.
Is there a workaround for CVE-2026-43241?
Currently, the best approach for CVE-2026-43241 is to apply the available kernel updates rather than relying on workarounds.