National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2009-3572 Detail

Current Description

OpenBSD 4.4, 4.5, and 4.6, when running on an i386 kernel, does not properly handle XMM exceptions, which allows local users to cause a denial of service (kernel panic) via unspecified vectors.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

Evaluator Impact

Per: http://marc.info/?l=openbsd-security-announce&m=125474331811594 XMM exceptions are incorrectly handled in the OpenBSD/i386 kernel, resulting in a kernel panic that can be triggered by a local user. This issue has been fixed in -current. Source code patches are available for OpenBSD 4.4, 4.5 and 4.6.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://marc.info/?l=openbsd-security-announce&m=125474331811594 Patch
http://www.openbsd.org/errata44.html Patch Vendor Advisory
http://www.openbsd.org/errata45.html Patch Vendor Advisory
http://www.openbsd.org/errata46.html Patch Vendor Advisory
http://www.securityfocus.com/bid/36589 Patch

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:openbsd:openbsd:4.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:openbsd:openbsd:4.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:openbsd:openbsd:4.6:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-3572
NVD Published Date:
10/06/2009
NVD Last Modified:
10/08/2009