CVE-2026-31489

What it is

In the Linux kernel, the following vulnerability has been resolved: spi: meson-spicc: Fix double-put in remove path meson_spicc_probe() registers the controller with devm_spi_register_controller(), so teardown already drops the controller reference via devm cleanup. Calling spi_controller_put() again in meson_spicc_remove() causes a double-put.

At a glance

Exploitability

Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.

Exploit odds

0.1% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2026-04-22 14:16 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-19 13:16 UTC Last updatedMost recent change to the record

Details

Published

2026-04-22 14:16 UTC

Last modified

2026-06-19 13:16 UTC

Exploit probability

0.1% · EPSS, next 30 days

Weakness

CWE-415

Record status

Modified

Affected

• Linux Kernel < 4.15
• Linux Kernel < 4.20
• Linux Kernel < 5.5
• Linux Kernel < 5.11
• Linux Kernel < 5.14
• Linux Kernel < 6.12.80
• Linux Kernel < 6.18.21
• Linux Kernel < 6.19.11

Attack profile CVSS 3.1 · 7.8

Attack vector

Local

Complexity

Low

Privileges needed

Low

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High