Bulletin ID: AWS-2025-022 Scope: Amazon Content Type: Important (requires attention) Publication Date: 2025/10/09 11:00 PM PDT Description: Amazon.IonDotnet is a library for the Dotnet language that is used to read and write Amazon Ion data. We identified CVE-2025-11573, which describes an infinite loop issue in Amazon.IonDotnet library versions Affected versions: <1.3.2