CVE-2026-91208
Received Received - Intake

Denial of Service in Oracle Solaris

Publication date: 2026-10-20

Last updated on: 2026-10-20

Assigner: Oracle

Description
Vulnerability in the Oracle Solaris product of Oracle Systems (component: Services). The supported version that is affected is 11.4. Difficult to exploit vulnerability allows unauthenticated attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Solaris. CVSS 3.1 Base Score 5.1 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).

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Meta Information

Published
2026-10-20
Last Modified
2026-10-20
Generated
2026-10-21
AI Q&A
2026-10-21
EPSS Evaluated
N/A
NVD
CVE-2026-91208

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Oracle Corporation Oracle Solaris 11.4

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Exploitability

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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This is a vulnerability in Oracle Solaris 11.4 where an unauthenticated attacker with local access can cause a denial of service (DOS) by crashing or hanging the system. The attack requires logon to the infrastructure but no further authentication. The impact is limited to availability, with no effect on confidentiality or integrity.

Impact Analysis

If you use Oracle Solaris 11.4, an attacker with local access could disrupt system operations by causing repeated crashes or hangs. This leads to downtime and potential loss of service for users and applications relying on the system.

Mitigation Strategies

Apply the latest Oracle Solaris patches or updates provided by Oracle to address this vulnerability. Monitor Oracle's security advisories for patches and follow their recommended mitigation steps.

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