CVE-2014-0998 (freebsd)

National Cyber Awareness System

Vulnerability Summary for CVE-2014-0998

Original release date: 02/02/2015

Last revised: 02/04/2015



Integer signedness error in the vt console driver (formerly Newcons) in FreeBSD 10.1 allows local users to cause a denial of service (crash) and possibly gain privileges via a negative value in a VT_WAITACTIVE ioctl call, which triggers an array index error and out-of-bounds kernel memory access.


CVSS Severity (version 2.0):

Impact Subscore: 10.0

Exploitability Subscore: 3.9

CVSS Version 2 Metrics:

Access Vector: Locally exploitable

Access Complexity: Low

Authentication: Not required to exploit

Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: MISC


External Source: BUGTRAQ

Name: 20150127 [CORE-2015-0003] – FreeBSD Kernel Multiple Vulnerabilities

External Source: FULLDISC

Name: 20150127 [CORE-2015-0003] – FreeBSD Kernel Multiple Vulnerabilities

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/o:freebsd:freebsd:10.1

Technical Details

Change History 1 change record found – show changes


Quality Assurance – 2/4/2015 12:02:06 AM
Action Type Old Value New Value
Added CPE Configuration
Changed Reference Type
Changed Reference Type
Added CVSS Vector
Added CWE
Changed Reference Type

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