CVE-2026-31389

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A use-after-free flaw exists in the SPI subsystem during the controller registration failure path. This issue occurs when per-cpu statistics allocation fails, potentially leading to local privilege escalation, use-after-free of driver resources, and unclocked register accesses.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.