CVE-2026-5818

Incorrect check of function return value in Caliptra Core Runtime Firmware (ActivateFirmwareCmd::activate_fw modules) allows bypass of Caliptra Core's verification of the MCU FW during a hitless update. This issue affects Core Runtime Firmware: from 2.0.0 through 2.0.1, 2.1.0.

CVSS

No CVSS.

References

Link	Resource
https://github.com/chipsalliance/caliptra-sw/security/advisories/GHSA-456r-gcjr-6rxq

Configurations

No configuration.

History

25 Oct 2026, 23:10

Type	Values Removed	Values Added
Summary		(es) Comprobación incorrecta del valor de retorno de la función en el firmware de tiempo de ejecución de Caliptra Core (módulos ActivateFirmwareCmd::activate_fw) permite eludir la verificación de Caliptra Core del FW de la MCU durante una actualización sin interrupciones. Este problema afecta al firmware de tiempo de ejecución de Core: desde 2.0.0 hasta 2.0.1, 2.1.0.

Information

Published : 2026-06-24 00:16

Updated : 2026-10-25 23:10

NVD link : CVE-2026-5818

Mitre link : CVE-2026-5818

CVE.ORG link : CVE-2026-5818

JSON object : View

Products Affected

No product.

CWE

CWE-253

Incorrect Check of Function Return Value

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