RDMA/umem: Fix truncation for block sizes >= 4G

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CVE-2026-53133 · Microsoft / collected KEV context

cve-program · CVE-2026-53133

• https://git.kernel.org/stable/c/2ff4b7817e5b78070c30f5fb5e678e452a2628b3
• https://git.kernel.org/stable/c/dee2a49adeeb2a5e16a3fc858fa21b841c519802
• https://git.kernel.org/stable/c/cc644d5608e3b0dadc970bd6e6aa26b91ea07d0f
• https://git.kernel.org/stable/c/8fe0231adebe086c8a459c790944ac026cd99c6e
• https://git.kernel.org/stable/c/baf8685bcf56dc1efb44b8f6a57c42516e549068
• https://git.kernel.org/stable/c/afd35fec9297195b759078745549c2671223f24f
• https://git.kernel.org/stable/c/ac1aad8e1281534ce936c250f68084fc79c5469e
• https://git.kernel.org/stable/c/15fe76e23615f502d051ef0768f86babaf08746c

No related operational record is retained in the current change model.