CVE-2026-16931

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to improper handling of zero-length TCP options.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.ibm.com/support/pages/node/7283288	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:ibm:i:*:*:*:*:*:*:*:*

History

23 Oct 2026, 19:10

Type	Values Removed	Values Added
Summary		(es) IBM i 7.6, 7.5, 7.4 y 7.3 podría permitir a un atacante remoto causar una denegación de servicio debido a un manejo inadecuado de opciones TCP de longitud cero.

Information

Published : 2026-08-12 18:17

Updated : 2026-10-23 19:10

NVD link : CVE-2026-16931

Mitre link : CVE-2026-16931

CVE.ORG link : CVE-2026-16931

JSON object : View

Products Affected

ibm

i

CWE

CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')

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