CVE-2025-40221

high

Description

In the Linux kernel, the following vulnerability has been resolved: media: pci: mg4b: fix uninitialized iio scan data Fix potential leak of uninitialized stack data to userspace by ensuring that the `scan` structure is zeroed before use.

References

https://git.kernel.org/stable/c/c0d3f6969bb4d72476cfe7ea9263831f1c283704

https://git.kernel.org/stable/c/b7f82da7f86479cb6479a76ebe213ece7c77398f

https://git.kernel.org/stable/c/b792eba44494b4e6ab5006013335f9819f303b8b

Details

Source: Mitre, NVD

Published: 2025-12-04

Updated: 2025-12-04

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 7.1

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Severity: High

EPSS

EPSS: 0.00017