Sun VirtualBox sysenter denial of service

virtualbox-sysenter-dos (52211)

Medium Risk

Description:

Sun VirtualBox, on Linux systems, is vulnerable to a denial of service, caused by an error when handing certain system calls. By sending a specially-crafted request to sysenter, a local attacker could exploit this vulnerability to cause the host machine to reboot.

*CVSS:

Base Score:	2.1
Access Vector:	Local
Access Complexity:	Low
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Partial
Temporal Score:	1.6
Exploitability:	Functional
Remediation Level:	Official-Fix
Report Confidence:	Unconfirmed

Consequences:

Denial of Service

Remedy:

Sun VirtualBox customers should contact Sun support for upgrade or patch information. See References.

References:

• Sun Microsystems Web site: VirtualBox.
• BID-35915: Sun VirtualBox Host Operating System Local Denial Of Service Vulnerability
• CVE-2009-2715: Sun VirtualBox 2.2 through 3.0.2 r49928 allows guest OS users to cause a denial of service (Linux host OS reboot) via a sysenter instruction.
• OSVDB ID: 56893: Sun VirtualBox sysenter Instruction Local DoS

Platforms Affected:

• Sun VirtualBox 2.0.4
• Sun VirtualBox 2.2
• Sun VirtualBox 3.0.2 r49928

Reported:

Aug 01, 2009

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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