CVE-2026-89710

CVE-2026-89710 is a layout segment leak in the Linux kernel's NFSv4.1/pNFS subsystem. When the server returns a new layout stateid while a valid one is still held, pnfs_layout_process() jumps to out_forget without draining the on-stack free_me list; only the success path calls pnfs_free_lseg_list...