NVD - CVE-2014-7842

CVE-2014-7842 Detail

Modified

This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.

Description

Race condition in arch/x86/kvm/x86.c in the Linux kernel before 3.17.4 allows guest OS users to cause a denial of service (guest OS crash) via a crafted application that performs an MMIO transaction or a PIO transaction to trigger a guest userspace emulation error report, a similar issue to CVE-2010-5313.

Source: MITRE
Description Last Modified: 11/29/2014

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

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a2b9e6c1a35afcc0973acb72e591c714e78885ff	Patch Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html
http://rhn.redhat.com/errata/RHSA-2016-0855.html
http://www.openwall.com/lists/oss-security/2014/11/13/7
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/71078
https://bugzilla.redhat.com/show_bug.cgi?id=1163762	Vendor Advisory
https://github.com/torvalds/linux/commit/a2b9e6c1a35afcc0973acb72e591c714e78885ff	Vendor Advisory
https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.17.4	Vendor Advisory

Technical Details

Vulnerability Type (View All)

Race Conditions (CWE-362)

Vulnerable software and versions Switch to CPE 2.2

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Change History

11 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2014-7842
NVD Published Date:
11/29/2014
NVD Last Modified:
01/02/2017

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2014-7842 Detail

Description

Impact

References to Advisories, Solutions, and Tools

Technical Details

Vulnerable software and versions Switch to CPE 2.2

Change History

CVE Modified by MITRE - 1/2/2017 9:59:12 PM

CVE Modified by MITRE - 11/28/2016 2:12:58 PM

CVE Modified by Source - 10/14/2016 9:59:58 PM

CVE Modified by Source - 10/11/2016 9:59:34 PM

CVE Modified by Source - 10/3/2016 10:01:35 PM

CVE Modified by Source - 6/3/2015 10:00:35 PM

CVE Modified by Source - 4/6/2015 9:59:43 PM

CVE Modified by Source - 3/25/2015 9:59:58 PM

CVE Modified by Source - 3/17/2015 10:02:40 PM

CVE Modified by Source - 1/22/2015 9:01:11 AM

Initial CVE Analysis - 12/1/2014 8:34:18 AM

Quick Info