> USN-9027-2: Linux kernel (FIPS) vulnerabilities

[SOURCE] Ubuntu Security Notices [DATE: 13/11/2026 10:30] [LANGUAGE: EN]

Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
  - x86 architecture;
  - Hardware monitoring drivers;
  - OCFS2 file system;
  - IPv4 networking;
  - Ethernet bridge;
  - Netfilter;
  - XFRM subsystem;
(CVE-2025-21656, CVE-2026-63940, CVE-2026-74350, CVE-2026-98432,
CVE-2026-99999)

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