National Vulnerability Database

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    Vulnerabilities Detail

CVE-2014-1896 Detail

Description

The (1) do_send and (2) do_recv functions in io.c in libvchan in Xen 4.2.x, 4.3.x, and 4.4-RC series allows local guests to cause a denial of service or possibly gain privileges via crafted xenstore ring indexes, which triggers a "read or write past the end of the ring."

Source:  MITRE
Description Last Modified:  04/01/2014

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: (AV:A/AC:M/Au:S/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 4.4

Access Vector (AV): Local_Network
Access Complexity (AC): Medium
Authentication (AU): Single
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00011.html
http://security.gentoo.org/glsa/glsa-201407-03.xml
http://www.openwall.com/lists/oss-security/2014/02/07/12
http://www.openwall.com/lists/oss-security/2014/02/10/7
http://xenbits.xen.org/xsa/advisory-86.html Patch Vendor Advisory
http://xenbits.xen.org/xsa/xsa86.patch Patch

Technical Details

Vulnerability Type (View All)

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2014-1896
NVD Published Date:
04/01/2014
NVD Last Modified:
01/06/2017