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Category Security & CVE

VE-2026-98432 Linux kernel TCP vulnerability patch guide for Ubuntu, Debian and RHEL

Security & CVE

CVE-2026-98432: How to Check and Patch the Critical Linux Kernel TCP Flaw

CVE-2026-98432 is a race condition in the code that sets up new IPv4 TCP connections. When a server is finishing a TCP handshake, one CPU core can hand a piece of memory to the new connection.

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