National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2015-8615 Detail

Description

The hvm_set_callback_via function in arch/x86/hvm/irq.c in Xen 4.6 does not limit the number of printk console messages when logging the new callback method, which allows local HVM guest OS users to cause a denial of service via a large number of changes to the callback method (HVM_PARAM_CALLBACK_IRQ).

Source:  MITRE
Description Last Modified:  01/08/2016

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L (V3 legend)
Impact Score: 1.4
Exploitability Score: 3.1

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): None
Integrity (I): None
Availability (A): Low

CVSS v2.0 Severity and Metrics:

Base Score: 2.1 LOW
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 3.9

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

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/79644
http://www.securitytracker.com/id/1034512
http://xenbits.xen.org/xsa/advisory-169.html Vendor Advisory

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:o:xen:xen:4.6.0:*:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-8615
NVD Published Date:
01/08/2016
NVD Last Modified:
11/28/2016