Incorrect Type Conversion or Cast Affecting amazon-ssm-agent package, versions <3.3.4515.0-r2


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.47% (39th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-AMAZONSSMAGENT-17036396
  • published28 May 2026
  • disclosed22 May 2026

Introduced: 22 May 2026

CVE-2026-46597  (opens in a new tab)
CWE-704  (opens in a new tab)

How to fix?

Upgrade Chainguard amazon-ssm-agent to version 3.3.4515.0-r2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream amazon-ssm-agent package and not the amazon-ssm-agent package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

An incorrectly placed cast from bytes to int allowed for server-side panic in the AES-GCM packet decoder for well-crafted inputs.

CVSS Base Scores

version 3.1