CVE-2026-84851
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
An uncontrolled recursion issue exists in Amazon Ion-C versions before 1.1.6 that might allow a remote unauthenticated actor to craft Ion data that exhausts the native call stack and crashes the application using the library, resulting in a denial of service.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Amazon | ion-c | 0 < 1.1.6 | affected |
Weaknesses
- CWE-674: CWE-674: Uncontrolled Recursion
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
- https://github.com/amazon-ion/ion-c/releases/tag/v1.1.6
- https://aws.amazon.com/security/security-bulletins/2026-094-aws/
- https://github.com/amazon-ion/ion-c/security/advisories/GHSA-9gfg-hgj4-gh44
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