CVE-2026-64216

CVE-2026-64216: Linux kernel netfs UAF fix in netfs_unlock_abandoned_read_pages() and related netfs_unlock_read_folio. The code compared an index to rreq->no_unlock_folio after NETFS_RREQ_IN_PROGRESS was cleared, risking dereferencing the folio no longer owned by the caller. The patch stores t...