AWS AmazonECR documentation change

Service: AmazonECR · 2026-01-22 · Documentation low

File: AmazonECR/latest/userguide/Repositories.md

Summary

Added note about blob mounting enabling layer sharing

Security assessment

Documents efficiency feature for layer sharing. No evidence of security vulnerability being addressed. Potential access control implications are not discussed.

Diff

diff --git a/AmazonECR/latest/userguide/Repositories.md b/AmazonECR/latest/userguide/Repositories.md
index 36e20ae2c..296ad874d 100644
--- a//AmazonECR/latest/userguide/Repositories.md
+++ b//AmazonECR/latest/userguide/Repositories.md
@@ -37,0 +38,2 @@ An Amazon ECR private repository contains your Docker images, Open Container Ini
+  * When blob mounting is enabled at the registry level, repositories can share common image layers.
+