[NVD] CVE-2025-21861 (MEDIUM 5.5) — In the Linux kernel, the following vulnerability has been resolved: mm/migrate_device: don't add folio to be freed to LRU in migrate_device_finalize() If migration succeeded, we called folio_migrate_flags()->mem_cgroup_migrate() to migrate the memcg from the old to the new foli

CVE-2025-21861 CVSS: 5.5 MEDIUM Published: 2025-03-12T10:15:19.117

In the Linux kernel, the following vulnerability has been resolved:

mm/migrate_device: don't add folio to be freed to LRU in migrate_device_finalize()

If migration succeeded, we called folio_migrate_flags()->mem_cgroup_migrate() to migrate the memcg from the old to the new folio. This will set memcg_data of the old folio to 0.