BaseFortify

Publication date: 2026-01-20

Last updated on: 2026-01-29

Assigner: Oracle

Description

Vulnerability in the Oracle Solaris product of Oracle Systems (component: Filesystems). Supported versions that are affected are 10 and 11. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks require human interaction from a person other than the attacker. 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 5.0 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H).

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-01-20

Last Modified

2026-01-29

Generated

2026-07-06

AI Q&A

2026-01-21

EPSS Evaluated

2026-07-05

NVD

CVE-2026-21942

EUVD

EUVD-2026-3567

Affected Vendors & Products

Vendor	Product	Version / Range
oracle	solaris	10
oracle	solaris	11

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-400	The product does not properly control the allocation and maintenance of a limited resource.

Attack-Flow Graph

Executive Summary

This vulnerability exists in the Oracle Solaris Filesystems component for versions 10 and 11. It allows a low privileged attacker who has logged into the system to exploit the vulnerability, but it requires another person to interact (human interaction) for the attack to succeed. Successful exploitation can cause the Oracle Solaris system to hang or crash repeatedly, resulting in a denial of service (DoS).

Impact Analysis

The impact of this vulnerability is a denial of service (DoS) condition on Oracle Solaris systems, where an attacker can cause the system to hang or crash repeatedly. This can disrupt availability of services running on the affected system.

Hi! I’m here to help you understand CVE-2026-21942. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70