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AWS linux documentation change

Service: linux · 2026-02-28 · Documentation low

File: linux/al2023/ug/kernel-lifecycle.md

Summary

Updated kernel lifecycle documentation to clarify that Amazon Linux will follow upstream LTS support window extensions

Security assessment

The change addresses policy alignment with upstream LTS support but contains no mention of specific vulnerabilities or security incidents. While it relates to CVE patching timelines, this is a procedural clarification rather than a direct security fix or security feature documentation.

Diff

diff --git a/linux/al2023/ug/kernel-lifecycle.md b/linux/al2023/ug/kernel-lifecycle.md
index a73e6deb9..9b10a839e 100644
--- a//linux/al2023/ug/kernel-lifecycle.md
+++ b//linux/al2023/ug/kernel-lifecycle.md
@@ -15 +15 @@ Each AL2023 LTS kernel is supported for four years in two phases:
-  1. Full support (years 1–2) – The kernel receives fixes for all CVE severities through regular rebases on the upstream LTS kernel. This phase aligns with the upstream Linux community's LTS support window.
+  1. Full support (years 1–2) – The kernel receives fixes for all CVE severities through regular rebases on the upstream LTS kernel. This phase aligns with the upstream Linux community's LTS support window. If upstream extends the LTS support window, Amazon Linux will follow suit.