CVE-2026-31426 | Linux Kernel up to 6.1.167/6.6.130/6.12.79/6.18.20/6.19.10 kernel/locking/mutex.c acpi_ec_setup use after free (EUVD-2026-21953 / Nessus ID 306184)
A vulnerability described as critical has been identified in Linux Kernel up to 6.1.167/6.6.130/6.12.79/6.18.20/6.19.10. This issue affects the function acpi_ec_setup of the file kernel/locking/mutex.c. Such manipulation leads to use after free.
This vulnerability is uniquely identified as CVE-2026-31426. The attack can only be initiated within the local network. No exploit exists.
Upgrading the affected component is recommended.