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Flatcar Container Linux

lts-4081.3.11Provisioning & Runtime
Oct 23, 2026

ACTION 1OTHER 2

A security-focused maintenance release updates Linux and CA certificates. Numerous Linux CVE fixes make the release relevant to operators tracking security updates, with no stated operator configuration changes.

Action needed (1)

  • securitycriticalLinux security updates, including CVE-2026-80888

    Linux is updated with security fixes, including CVE-2026-80888 and the other listed CVE advisories. These fixes ship in this release's Linux update.

All 2 other recorded changesvalue changes 2

value changes (2)

  • - Linux ([6.6.159]
  • - ca-certificates ([3.131.1]
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