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AWS cli: Lambda get-runtime-management-config: broaden RuntimeVersionArn ARN pattern

Service: cli · 2026-10-15 · Documentation low

File: cli/latest/reference/lambda/get-runtime-management-config.md

Summary

The RuntimeVersionArn pattern for the Lambda GetRuntimeManagementConfig CLI reference was updated to also accept a fully qualified ARN form containing an account ID and runtime/<name>/version/<name> path, and the CLI version banner was bumped from 2.38.0 to 2.38.1.

Security assessment

Only a parameter validation pattern and doc version banner changed; the new alternative accepts cross-account (12-digit account ID) runtime ARNs, which is an API capability change rather than a documented vulnerability or security control.

Evidence

>   * pattern: `((arn:(aws[a-zA-Z-]*):lambda:(eusc-)?[a-z]{2}((-gov)|(-iso([a-z]?)))?-[a-z]+-\d{1}::runtime:.+)|(arn:(aws[a-zA-Z-]*):lambda:(eusc-)?[a-z]{2}((-gov)|(-iso([a-z]?)))?-[a-z]+-\d{1}:\d{12}:runtime/[A-Za-z0-9_.-]{1,128}/version/[A-Za-z0-9_.-]{1,128}))`

Diff

diff --git a/cli/latest/reference/lambda/get-runtime-management-config.md b/cli/latest/reference/lambda/get-runtime-management-config.md
index d798f62..ff4876f 100644
--- a//cli/latest/reference/lambda/get-runtime-management-config.md
+++ b//cli/latest/reference/lambda/get-runtime-management-config.md
@@ -15 +15 @@
-  * [AWS CLI 2.38.0 Command Reference](../../index.html) »
+  * [AWS CLI 2.38.1 Command Reference](../../index.html) »
@@ -273 +273 @@ RuntimeVersionArn -> (string)
->   * pattern: `arn:(aws[a-zA-Z-]*):lambda:(eusc-)?[a-z]{2}((-gov)|(-iso([a-z]?)))?-[a-z]+-\d{1}::runtime:.+`
+>   * pattern: `((arn:(aws[a-zA-Z-]*):lambda:(eusc-)?[a-z]{2}((-gov)|(-iso([a-z]?)))?-[a-z]+-\d{1}::runtime:.+)|(arn:(aws[a-zA-Z-]*):lambda:(eusc-)?[a-z]{2}((-gov)|(-iso([a-z]?)))?-[a-z]+-\d{1}:\d{12}:runtime/[A-Za-z0-9_.-]{1,128}/version/[A-Za-z0-9_.-]{1,128}))`
@@ -287 +287 @@ RuntimeVersionArn -> (string)
-  * [AWS CLI 2.38.0 Command Reference](../../index.html) »
+  * [AWS CLI 2.38.1 Command Reference](../../index.html) »