ctnetlink

  1. Linux netfilter CVE-2026-31414 fix: safe helper lookup in conntrack expectations

    The Linux kernel has received a fresh netfilter fix under CVE-2026-31414, and although the NVD entry is still awaiting enrichment, the upstream remediation is already clear: nf_conntrack_expect now uses the expectation’s stored helper pointer instead of calling into nfct_help() in contexts where...
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    • conntrack ctnetlink linux kernel netfilter security
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    • Forum: Security Alerts