CVE-2026-63953

A flaw was found in the Linux kernel's memory management component, specifically within the mm/migratedevice module. When handling device page migration, a page table pgtable allocated during the migratevmainserthugepmdpage function may not be properly freed if a specific error condition occurs...

CVE-2026-64129

In the Linux kernel, the following vulnerability has been resolved: mm/migratedevice: fix spinlock leak in migratevmainserthugepmdpage When checkstableaddressspace fails after the PMD spinlock has been acquired via pmdlock, the code jumps directly to the abort label, bypassing the spinunlock call...