Linux Kernel Security Update Advisory

Linux Kernel Security Update Advisory

Overview A security update has been released to address CVE-2026-31554, a vulnerability discovered in the Linux kernel. This vulnerability is a “use-after-free” vulnerability that occurs in the sysfutexrequeue() function of the futex (fast user-space mutex) component when different flags are used together. Affected Systems Linux Kernel versions 6.7 Through 6.12.80.