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cve 2025 40081

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    Linux ARM SPE Perf CVE-2025-40081: One-line Cast Fix Prevents Overflow

    A small, surgical change to the Linux kernel’s ARM SPE perf driver closed CVE-2025-40081 — a numeric overflow in the PERF_IDX2OFF macro that could miscompute buffer offsets for large AUX buffers (>= 2 GiB) and lead to kernel instability. The fix casts the buffer pages count to an unsigned long...
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    • arm spe cve 2025 40081 kernel stability linux kernel
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    • Forum: Security Alerts
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