CVE-2026-64023 gpio: aggregator: fix a potential use-after-free

In the Linux kernel, the following vulnerability has been resolved: gpio: aggregator: fix a potential use-after-free On error we free aggr-lookups-devid before removing the entry from the lookup table. If a concurrent thread calls gpiodfind before we remove the entry, it could iterate over the li...

CVE-2026-64023

Summary of CVE-2026-64023 (Linux kernel GPIO aggregator use-after-free) Affected component: the kernel’s GPIO aggregator code. The vulnerability arises from a race during cleanup: on error, the code frees aggr->lookups->dev_id before removing the corresponding entry from the lookup table. I...

EUVD-2026-45596

In the Linux kernel, the following vulnerability has been resolved: gpio: aggregator: fix a potential use-after-free On error we free aggr-lookups-devid before removing the entry from the lookup table. If a concurrent thread calls gpiodfind before we remove the entry, it could iterate over the li...