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CVE-2026-43242: soc: ti: k3-socinfo: Fix regmap leak on probe failure

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-06 · updated 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: soc: ti: k3-socinfo: Fix regmap leak on probe failure The mmio regmap allocated during probe is never freed. Switch to using the device managed allocator so that the regmap is released on probe failures (e.g. probe deferral) and on driver unbind.

Affected products

• Linux kernel: from 5.10.238 before 5.10.252; from 5.15.185 before 5.15.202; from 6.1.141 before 6.1.165; from 6.6.93 before 6.6.128; from 6.12.31 before 6.12.75; from 6.14.9 before 6.18.16 — fixed in 5.10.252, 5.15.202, 6.1.165, 6.12.75, 6.18.16, 6.19.6

How to fix

Upgrade to a fixed version: Linux kernel 5.10.252, 5.15.202, 6.1.165, 6.12.75. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/458136527fe127fd051c1c9537f4540849780d70
• https://git.kernel.org/stable/c/ab1ac24c407e4df326d7154a4deadd444e9209d9
• https://git.kernel.org/stable/c/b1006b5892ec8a95d039a89b47e6fd69cf607405
• https://git.kernel.org/stable/c/bbaa9e615608c204d384a7d4b1a434580a142d4c
• https://git.kernel.org/stable/c/c933138d45176780fabbbe7da263e04d5b3e525d
• https://git.kernel.org/stable/c/c97c21d342838b2a7787b0f1d6ad417e85c906f6
• https://git.kernel.org/stable/c/d451bf970a0c54b586f8b3161261bdf35d463c99
• https://git.kernel.org/stable/c/eaa16059f9af26d8b8a6f3e887649f58e8ca96c9

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