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cve 2025 40218

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    Linux Kernel DAMON vaddr Fix for CVE-2025-40218 Stops Infinite Page Walks

    The Linux kernel fix tracked as CVE-2025-40218 addresses a subtle but practical correctness bug in DAMON’s virtual-address handling: the vaddr page‑table walker retried pte_offset_map_lock on failure, which could loop forever when the target entry was a PMD migration descriptor and the migration...
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    • cve 2025 40218 damon vaddr linux kernel page table walker
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    • Forum: Security Alerts
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