CVE-2001-1559 - Vulnerability Details - OpenCVE

Description

The uipc system calls (uipc_syscalls.c) in OpenBSD 2.9 and 3.0 provide user mode return instead of versus rval kernel mode values to the fdrelease function, which allows local users to cause a denial of service and trigger a null dereference.

Published: 2005-07-14

Score: 5.5 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:o:openbsd:openbsd:2.9:::::::*
	cpe:2.3:o:openbsd:openbsd:3.0:::::::*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

No advisories yet.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.0038.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://archives.neohapsis.com/archives/bugtraq/2001-12/0014.html
http://monkey.org/openbsd/archive/tech/0112/msg00015.html
http://www.iss.net/security_center/static/7690.php

History

No history.

Subscriptions

Openbsd Openbsd

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2005-07-14T04:00:00.000Z

Updated: 2024-09-16T16:28:46.455Z

Reserved: 2005-07-14T00:00:00.000Z

Link: CVE-2001-1559

Vulnrichment

No data.

NVD

Status : Modified

Published: 2001-12-31T05:00:00.000

Modified: 2026-04-16T00:27:16.627

Link: CVE-2001-1559

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-476

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