CVE-2026-64256

CVE-2026-64256 affects the Linux kernel XFS quota handling in the dqiterate path. An unsigned 32-bit quota id (q_id) can wrap to zero when it accidentally hits XFS_DQ_ID_MAX, causing the iteration over quotas to restart. The fix casts the value to a 64-bit integer (u64) to prevent wraparound. Pub...