secretmem

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    Linux Secretmem UAF Fix for CVE-2025-40272 in memfd_secret Fault Path

    A recently assigned CVE, CVE-2025-40272, identifies a subtle but meaningful use-after-free race in the Linux kernel’s secret memory path (mm/secretmem) that was fixed upstream by reordering fault-handler cleanup so the direct map is restored before the allocated folio is freed. The flaw affects...
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