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Critical Linux TCP vulnerability CVE-2026-98432 allows remote memory corruption

By PulseAugur Editorial · [1 sources] ·

A critical vulnerability, CVE-2026-98432, has been identified in Linux's IPv4 TCP handshake, affecting kernel version 4.4 and later. This race condition allows remote, unauthenticated attackers to corrupt kernel memory, potentially leading to remote code execution. While no in-the-wild exploitation has been reported, Red Hat has classified the vulnerability as Critical. Users are advised to update their Linux kernels and reboot their systems to mitigate the risk. AI

RANK_REASON The item describes a specific software vulnerability and its impact, which falls under the 'tool' category as it relates to software security.

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Critical Linux TCP vulnerability CVE-2026-98432 allows remote memory corruption

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COVERAGE [1]

  1. Mastodon — mastodon.social TIER_1 English(EN) · burso ·

    CVE-2026-98432: a race in Linux's IPv4 TCP handshake (kernel 4.4+) lets remote, unauthenticated attackers corrupt kernel memory. Red Hat rates it Critical; RCE

    CVE-2026-98432: a race in Linux's IPv4 TCP handshake (kernel 4.4+) lets remote, unauthenticated attackers corrupt kernel memory. Red Hat rates it Critical; RCE demoed on MPTCP listeners. No in-the-wild use yet. Update the kernel and reboot. # Linux # CVE # PatchNow # AI

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