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AWS res documentation change

Service: res · 2026-03-28 · Documentation low

File: res/latest/ug/res-ready-ami.md

Summary

Added note about Amazon Linux 2 and RHEL 8 removal from default software stacks starting with release 2026.03, and changed section title from 'Set up custom domains after RES installation' to 'DCV session validation thresholds'

Security assessment

This change documents the deprecation of older operating systems from default software stacks, which is a maintenance/update change. The section title change suggests new configuration options for DCV session validation, but no security vulnerabilities or fixes are mentioned.

Diff

diff --git a/res/latest/ug/res-ready-ami.md b/res/latest/ug/res-ready-ami.md
index c9bcd2245..e4de12eb2 100644
--- a//res/latest/ug/res-ready-ami.md
+++ b//res/latest/ug/res-ready-ami.md
@@ -211,0 +212,4 @@ RES supports the following image operating systems:
+###### Note
+
+Starting with release 2026.03, Amazon Linux 2 and RHEL 8 are no longer included as default software stacks. Custom software stacks with these operating systems can still be registered if required.
+
@@ -362 +366 @@ Setting custom permission boundaries
-Set up custom domains after RES installation
+DCV session validation thresholds