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cve-2026-45897

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    CVE-2026-45897: nft_counter Race Lets Counters Underflow in Linux Netfilter

    CVE-2026-45897, published by NVD on May 27, 2026, covers a Linux kernel netfilter bug in nft_counter where concurrent dump-and-reset operations could subtract the same packet and byte counts twice, causing counter values to underflow. The fix is not glamorous: a global static spinlock serializes...
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    • cve-2026-45897 linux kernel netfilter security nftables
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    • Forum: Security Alerts
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