CVE-2025-37866

mlxbf-bootctl: use sysfs_emit_at() in secure_boot_fuse_state_show()

Description

In the Linux kernel, the following vulnerability has been resolved: mlxbf-bootctl: use sysfs_emit_at() in secure_boot_fuse_state_show() A warning is seen when running the latest kernel on a BlueField SOC: [251.512704] ------------[ cut here ]------------ [251.512711] invalid sysfs_emit: buf:0000000003aa32ae [251.512720] WARNING: CPU: 1 PID: 705264 at fs/sysfs/file.c:767 sysfs_emit+0xac/0xc8 The warning is triggered because the mlxbf-bootctl driver invokes "sysfs_emit()" with a buffer pointer that is not aligned to the start of the page. The driver should instead use "sysfs_emit_at()" to support non-zero offsets into the destination buffer.

N/A

CVSS

Severity:

EPSS 0.02%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/5e1dcc5bfd7a2896178c604bc69d6ab9650967da
https://git.kernel.org/stable/c/b129005ddfc0e6daf04a6d3b928a9e474f9b3918

Frequently Asked Questions

What is the severity of CVE-2025-37866?: CVE-2025-37866 has not yet been assigned a CVSS score.
How to fix CVE-2025-37866?: To fix CVE-2025-37866, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-37866 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2025-37866 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-37866?: CVE-2025-37866 affects Linux Linux, Linux Linux.

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