CVE-2026-72015

CVE-2026-72015 — Linux kernel fs/resctrl double-free fix The vulnerability is in the resctrl filesystem of the Linux kernel, where a pseudo-locked group’s RMID could be double-freed during unmount (rmdir_all_sub()), because RMIDs are freed for all groups and then added again to the rmid_free_lru ...

CVE-2026-72015 fs/resctrl: Fix double-add of pseudo-locked region's RMID to free list

In the Linux kernel, the following vulnerability has been resolved: fs/resctrl: Fix double-add of pseudo-locked region's RMID to free list A pseudo-locked group's RMID is freed when it is created. On unmount rmdirallsub unconditionally frees all RMID of all groups, resulting in a double-free of t...