importantSYS.SOURCE: The Hacker News• 2026-11-03T16:53:53+05:30

Red Hat Addresses Critical Linux TCP Use-After-Free Vulnerability CVE-2026-98432

#vulnerability #linux #security #patch #kernel

Red Hat has released fixed kernels for CVE-2026-98432, a critical use-after-free vulnerability in Linux's IPv4 TCP code affecting RHEL 8, 9, and 10. Ubuntu's patches for LTS releases remain in testing, with no official update date announced.

Fixed kernels for a use-after-free vulnerability in the Linux kernel's IPv4 TCP code are now available for Red Hat Enterprise Linux 8, 9, and 10, while Ubuntu's fixes for its three newest long-term-support releases remain in its opt-in testing channel with no date for a regular update.

The flaw, tracked as CVE-2026-98432, can be reached by a remote, unauthenticated attacker and can

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