CVE-2026-90258: pinctrl: airoha: add missed IRQ resource helpers

Severity: unknown
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-17 · updated 2026-10-19

Description

In the Linux kernel, the following vulnerability has been resolved: pinctrl: airoha: add missed IRQ resource helpers Without hooking .irq_request_resources, gpiolib cannot set GPIOD_FLAG_USED_AS_IRQ. This breaks pin direction locking and can allow userspace or another driver to reconfigure an active IRQ pin as an output

Affected products

Linux kernel: 6.13 — fixed in 7.3

How to fix

Upgrade to a fixed version: Linux kernel 7.3. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/2c968c11592b478af4fbcb9453a0e1ac664c2e90
https://git.kernel.org/stable/c/a02fa031b9520e46e98bff17e12b472eba770670
https://git.kernel.org/stable/c/fda7350f257e59eee1bc7537c202e36bd56aea97

Get alerted when CVE-2026-90258 or the next vulnerability affects your stack