Description
F´ (F Prime) is a framework that enables development and deployment of spaceflight and other embedded software applications. Prior to 4.2.0, Fw::FilePacket deserialization used by Svc::FileUplink is vulnerable because Header deserialization casts the byte to the Type enum without validating its range and FilePacket::fromSerialBuffer reaches a default FW_ASSERT. When a network file packet contains an unknown file-packet type byte, the assertion aborts or resets the default Ref application process, causing denial of service. This issue is fixed in version 4.2.0.
Published: 2026-10-14
Score: 7.5 High
EPSS: n/a
KEV: No
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History

Wed, 14 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
Description F´ (F Prime) is a framework that enables development and deployment of spaceflight and other embedded software applications. Prior to 4.2.0, Fw::FilePacket deserialization used by Svc::FileUplink is vulnerable because Header deserialization casts the byte to the Type enum without validating its range and FilePacket::fromSerialBuffer reaches a default FW_ASSERT. When a network file packet contains an unknown file-packet type byte, the assertion aborts or resets the default Ref application process, causing denial of service. This issue is fixed in version 4.2.0.
Title F´: FileUplink Unknown Packet Type Assertion DoS
Weaknesses CWE-617
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-10-14T17:19:20.560Z

Reserved: 2026-09-15T17:13:57.865Z

Link: CVE-2026-92155

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-14T18:19:34.777

Modified: 2026-10-14T18:19:34.777

Link: CVE-2026-92155

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses