CVE-2026-43143

mfd: core: Add locking around 'mfd_of_node_list'

MEDIUM

5.5

CVSS Score

Published: May 6, 2026 at 11:27 AM UTC

Updated: June 17, 2026 at 10:49 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.1%

Description

In the Linux kernel, the following vulnerability has been resolved: mfd: core: Add locking around 'mfd_of_node_list' Manipulating a list in the kernel isn't safe without some sort of mutual exclusion. Add a mutex any time we access / modify 'mfd_of_node_list' to prevent possible crashes.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

5.9 ≤ v < 6.1.1655.9 ≤ v < 6.12.755.9 ≤ v < 6.18.165.9 ≤ v < 6.19.65.9 ≤ v < 6.6.1285.9 ≤ v < 7.06.13 ≤ v < 6.18.166.19 ≤ v < 6.19.66.2 ≤ v < 6.6.1286.7 ≤ v < 6.12.75466a62d7642f02f36d37d9b30c19a725538a01ca5.9

Vendor states this is fixed in 20117c92bcf9c11afd64d7481d8f94fdf410726e (fixed)

Vendor states this is fixed in 45341856ecda1d56689451abd5cf1d1aa57dbe47 (fixed)

Vendor states this is fixed in 9b02e3fec3a7fcb990b4d3bd3b13d7edf123dca6 (fixed)

Vendor states this is fixed in db131ef9d8980cf60dcac8cf94c036eccf75e5d0 (fixed)

Vendor states this is fixed in dcfa679bba02412f2087be21cf06ae88b1f4e0ef (fixed)

Vendor states this is fixed in e2e7c275f557e2b75e3128f4818063798248774c (fixed)

Vendor states this is fixed in 5.9 (unaffected)

Vendor states this is fixed in 6.1.165 (unaffected)

Vendor states this is fixed in 6.12.75 (unaffected)

Vendor states this is fixed in 6.18.16 (unaffected)

Vendor states this is fixed in 6.19.6 (unaffected)

Vendor states this is fixed in 6.6.128 (unaffected)