CVE-2026-64302

Summary: CVE-2026-64302 affects the Linux kernel in the x86 memory management code. The root issue is that pagetable_free() was used to free PMD-sized vmemmap pages, but vmemmap pages are not page tables, causing only the first page to be freed and leaking the rest. This was triggered by a commit...

nvme-pci: fix freeing of the HMB descriptor table

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