MFD controller driver Heap Buffer Overflow DoS

The vulnerability of the applesmcprobe function in the drivers/mfd/macsmc.c file of the MFD controller driver for the Linux operating system is related to access to an uninitialized pointer. Exploiting this vulnerability could allow a attacker to cause a system failure...

CVE-2026-43160

A flaw was found in the Linux kernel's macsmc driver. This vulnerability occurs because a mutex, a mechanism used to prevent simultaneous access to shared resources, within the struct applesmc is not properly initialized in the applesmcprobe function. An uninitialized mutex can lead to occasional...

CVE-2026-43160: Use of Uninitialized Resource

In the Linux kernel, the following vulnerability has been resolved: mfd: macsmc: Initialize mutex Initialize struct applesmc's mutex in applesmcprobe. Using the mutex uninitialized surprisingly resulted only in occasional NULL pointer dereferences in applesmcread calls from the probe functions of...