CVE-2026-43160

MEDIUM

mfd: macsmc: Initialize mutex

Title source: cna
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: mfd: macsmc: Initialize mutex Initialize struct apple_smc's mutex in apple_smc_probe(). Using the mutex uninitialized surprisingly resulted only in occasional NULL pointer dereferences in apple_smc_read() calls from the probe() functions of sub devices.

Scores

CVSS v3 5.5
EPSS 0.0001
EPSS Percentile 2.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-908
Status published
Products (9)
Linux/Linux < 6.17
Linux/Linux 6.17
Linux/Linux 6.18.16 - 6.18.*
Linux/Linux 6.19.6 - 6.19.*
Linux/Linux 7.0
Linux/Linux e038d985c9823a12cd64fa077d0c5aca2c644b67 - 2d5932588f029f7787f52c29174fead9bbc6b2cf
Linux/Linux e038d985c9823a12cd64fa077d0c5aca2c644b67 - 414f65d6736342c77d4ec5e7373039f4a09250dd
Linux/Linux e038d985c9823a12cd64fa077d0c5aca2c644b67 - a1e9e299c0d9ea42ab1067b39fb72e976d3f1bdb
linux/linux_kernel 6.17 - 6.18.16
Published May 06, 2026
Tracked Since May 06, 2026