CVE-2026-21928 - Vulnerability Details - OpenCVE

Vulnerability in the Oracle Solaris product of Oracle Systems (component: Kernel). The supported version that is affected is 11. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Oracle Solaris. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Solaris accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact partial

Vendors	Products
Oracle	Solaris

No data.

No data.

References

Link	Providers
https://www.oracle.com/security-alerts/cpujan2026.html

History

Wed, 21 Jan 2026 21:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Tue, 20 Jan 2026 22:15:00 +0000

Type	Values Removed	Values Added
Description		Vulnerability in the Oracle Solaris product of Oracle Systems (component: Kernel). The supported version that is affected is 11. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Oracle Solaris. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Solaris accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).
First Time appeared		Oracle Oracle solaris
CPEs		cpe:2.3:a:oracle:solaris:11:::::::*
Vendors & Products		Oracle Oracle solaris
References		https://www.oracle.com/security-alerts/cpujan2026.html
Metrics		cvssV3_1 `{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}`

MITRE

Status: PUBLISHED

Assigner: oracle

Published: 2026-01-20T21:56:22.236Z

Updated: 2026-01-21T20:52:42.304Z

Reserved: 2026-01-05T18:07:34.709Z

Link: CVE-2026-21928

Vulnrichment

Updated: 2026-01-21T20:52:37.059Z

NVD

Status : Received

Published: 2026-01-20T22:15:55.303

Modified: 2026-01-20T22:15:55.303

Link: CVE-2026-21928

Redhat

No data.

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