National Cyber Awareness System
Vulnerability Summary for CVE-2015-0268
Original release date: 02/16/2015
Last revised: 02/17/2015
Source: US-CERT/NIST
Overview
The vgic_v2_to_sgi function in arch/arm/vgic-v2.c in Xen 4.5.x, when running on ARM hardware with general interrupt controller (GIC) version 2, allows local guest users to cause a denial of service (host crash) by writing an invalid value to the GICD.SGIR register.
Impact
CVSS Severity (version 2.0):
Impact Subscore: 6.9
Exploitability Subscore: 3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: BID
Name: 72591
External Source: SECTRACK
Name: 1031746
External Source: CONFIRM
Name: http://xenbits.xen.org/xsa/advisory-117.html
Type: Advisory
External Source: XF
Name: xen-cve20150268-dos(100868)
Vulnerable software and versions
+ Configuration 1
+ OR
* cpe:/a:xen:xen:4.5.0
Technical Details
Change History 1 change record found – show changes
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