CVE-2026-43160

Summary

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxe038d985c9823a12cd64fa077d0c5aca2c644b67 < a1e9e299c0d9ea42ab1067b39fb72e976d3f1bdbaffected
LinuxLinuxe038d985c9823a12cd64fa077d0c5aca2c644b67 < 2d5932588f029f7787f52c29174fead9bbc6b2cfaffected
LinuxLinuxe038d985c9823a12cd64fa077d0c5aca2c644b67 < 414f65d6736342c77d4ec5e7373039f4a09250ddaffected
LinuxLinux6.17affected
LinuxLinux0 < 6.17unaffected
LinuxLinux6.18.16 <= 6.18.*unaffected
LinuxLinux6.19.6 <= 6.19.*unaffected
LinuxLinux7.0 <= *unaffected

Weaknesses

References