CVE-2016-1887 - Vulnerability Details - OpenCVE

Description

Integer signedness error in the sockargs function in sys/kern/uipc_syscalls.c in FreeBSD 10.1 before p34, 10.2 before p17, and 10.3 before p3 allows local users to cause a denial of service (memory overwrite and kernel panic) or gain privileges via a negative buflen argument, which triggers a heap-based buffer overflow.

Published: 2016-05-25

Score: 7.8 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

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:freebsd:freebsd:10.1:::::::*
	cpe:2.3:o:freebsd:freebsd:10.2:::::::*
	cpe:2.3:o:freebsd:freebsd:10.3:::::::*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2016-2981	Integer signedness error in the sockargs function in sys/kern/uipc_syscalls.c in FreeBSD 10.1 before p34, 10.2 before p17, and 10.3 before p3 allows local users to cause a denial of service (memory overwrite and kernel panic) or gain privileges via a negative buflen argument, which triggers a heap-based buffer overflow.

No CVSS v4.0

No CVSS v3.1

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00378.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://cturt.github.io/sendmsg.html
http://www.securitytracker.com/id/1035906
https://security.FreeBSD.org/advisories/FreeBSD-SA-16:19.sendmsg.asc

History

No history.

Subscriptions

Freebsd Freebsd

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2016-05-25T15:00:00.000Z

Updated: 2024-08-05T23:10:39.995Z

Reserved: 2016-01-13T00:00:00.000Z

Link: CVE-2016-1887

Vulnrichment

No data.

NVD

Status : Modified

Published: 2016-05-25T15:59:03.880

Modified: 2026-05-06T22:30:45.220

Link: CVE-2016-1887

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-264

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