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: Filesystems). The supported version that is affected is 11.4. Easily exploitable vulnerability allows low privileged 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 5.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

CVSS Scores

EPSS Scores

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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-2026-87411

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle	Corporation	Oracle Solaris 11.4

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle Solaris 11.4's Filesystems component. It allows a low-privileged attacker with local access to cause a denial of service (DOS) by crashing or hanging the system repeatedly.

Impact Analysis

If exploited, it could disrupt Oracle Solaris operations, leading to system crashes or hangs. This may cause downtime, data unavailability, and operational disruptions for systems running the affected version.

Mitigation Strategies

Apply the latest Oracle Solaris patches from Oracle to address the vulnerability in the Filesystems component. Monitor Oracle's security advisories for updates and restrict user access to minimize attack surface.

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