What is AWS-2025-027?

AWS-2025-027 is a security advisory published by AWS Security Bulletins. CVE-2025-12829 - Integer Overflow issue in Amazon Ion-C

Which CVE IDs does AWS-2025-027 cover?

AWS-2025-027 covers the following CVE IDs: CVE-2025-12829. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

AWS-2025-027

CVE-2025-12829 - Integer Overflow issue in Amazon Ion-C

Vendor

AWS Security Bulletins

Published

November 7, 2025

Last Modified

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🔗 CVE IDs covered (1)

CVE-2025-12829 →

📋 Description

Bulletin ID: AWS-2025-027 Scope: Amazon Content Type: Important (requires attention) Publication Date: 2025/11/7 10:15 AM PDT Description: Amazon's Ion-C is a library for the C language that is used to read and write Amazon Ion data. We Identified CVE-2025-12829, which describes an uninitialized stack read issue in Ion-C versions Impacted versions:

🔗 References (1)

advisoryhttps://aws.amazon.com/security/security-bulletins/rss/aws-2025-027/