MPTCP – Security Blog https://blog.siteguarding.com Sat, 31 Oct 2026 09:11:41 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.3 https://blog.siteguarding.com/wp-content/uploads/2016/07/cropped-Logo_sh_last_2_last-32x32.jpg MPTCP – Security Blog https://blog.siteguarding.com 32 32 CVE-2026-98432: The Linux Kernel TCP Bug Your Host Must Patch https://www.siteguarding.com/security-blog/cve-2026-98432-website-hosting-check/ Sat, 31 Oct 2026 09:11:41 +0000 https://www.siteguarding.com/security-blog/cve-2026-98432-website-hosting-check/ CVE-2026-98432, a race condition in the Linux kernel's IPv4 TCP connection setup, is rated 9.8 by the kernel's CVE team, and Ubuntu and Red Hat had no fixed kernel as of October 30. For website hosting, the fix depends on whoever controls the server's kernel. A WordPress or Joomla update does not touch it. Key takeaways Yes, if the server under your site runs an unfixed Linux kernel from version 4.

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