CVE-2026-43476 HIGH

CVE-2026-43476: iio: chemical: sps30_i2c: fix buffer size in sps30_i2c_read_meas()

Vendor Linux
Product Linux
Published May 13, 2026
Last update May 20, 2026

CVSS base score

7.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

In the Linux kernel, the following vulnerability has been resolved: iio: chemical: sps30_i2c: fix buffer size in sps30_i2c_read_meas() sizeof(num) evaluates to sizeof(size_t) (8 bytes on 64-bit) instead of the intended __be32 element size (4 bytes). Use sizeof(*meas) to correctly match the buffer element type.

Key dates

02Disclosure timeline

May 13, 2026 CVE published
May 20, 2026 Record updated